3/8 inch length Bolts & Cap Screws
505,080 Bolts & Cap Screws, showing 200, (click on any line for more information)
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| NBS | IL | Flange Screw w/o serr. (Frame Bolt) | Grade 8 | Phosphate | 1/4-28 x 3/8 | 1/4-28x3/8 grade 8 frame bolt-non-indented-non-serrated-black phos. & oil (taiwan) | 10000 | 
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| NBS | CA | Flat Head Socket Cap Screw | Grade 9 | Plain | #4-40 x 3/8 | #4-40x3/8 gr. 9 griplox flanged socket screw-ribbed serrations-furnace black | 1000 | 
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| Alma Bolt | MI | Hex Head Cap Screw | Grade 5 | Plain | 1/4-28 x 3/8 | 1/4-28 x 3/8 grade 5 hex head cap screw sae | 4800 | 
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| Century | FL | Shoulder Bolt (Stripper Bolt) | ASTM A574 | Plain | 1/2 x 3/8 (3/8-16) | 1/2 x 3/8 soc shoulder alloy | 5 | 
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| Century | FL | Hex Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 3/8 | 6-32 x 3/8 trimmed hex hd 18-8 | 1075 | 
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| QCS | OR | Button Head Socket Cap Screw | Steel | Plain | 1/4-20 x 3/8 | 1/4-20x3/8 button soc cap screw alloy | 800 | 
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| Century | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #6-32 x 3/8 | 6-32 x 3/8 pin-hex socket flat head 18-8 ss black oxide | 500 | 
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| Century | FL | Button Head Socket Cap Screw | Steel | Cadmium | #6-32 x 3/8 | 88-4615 rev 6 6-32 x 3/8 button head socket cap screw steel cad plated per ff-s-86e type viii astm-f835 rev 6 | 1500 | 
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| Century | FL | Button Head Socket Cap Screw | ASTM A574 | Plain | #10-24 x 3/8 | 10-24 x 3/8 button soc cap alloy stl | 1809 | 
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| Century | FL | Socket Head Cap Screw | null | Plain | #10-24 x 3/8 | 10-24 x 3/8 socket head capscrew with .0465 hole drilled in head | 194 | 
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| QCS | OR | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40x3/8 soc cap screw stainless | 796 | 
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| Century | FL | Socket Head Cap Screw | null | Plain | #10-24 x 3/8 | 10-24 x 3/8 socket cap q2b alloy w/nylon patch per ifi 124 rev- | 24990 | 
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| QCS | OR | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 3/8 | 8-32x3/8 flat soc cap screw alloy usa | 200 | 
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| Century | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 3/8 | 8-32 x 3/8 socket button head cap screw 18-8 s/s dfars | 20900 | 
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| Century | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/8 | 5/16-18 x 3/8 button soc cap 22 per 18-8packed 22 pcs per with label 115130-22 | 1870 | 
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| Century | FL | Socket Head Cap Screw | null | Plain | #6-32 x 3/8 | 6-32 x 3/8 socket cap alloy stl patchlok | 330 | 
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| Century | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 socket button head cap screw 18-8 s/s dfars | 16500 | 
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| Century | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 3/8 | 1810784-10 6-32 x 3/8 bh 18-8 dfars 6-32 x 3/8 button head 18-8 rev. h | 478 | 
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| QCS | OR | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 3/8 | 6-32x3/8 flat soc c/s alloy usa blue diablo | 10209 | 
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| QCS | OR | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 3/8 | 8-32x3/8 torx t-20 flat cap screw alloy | 5929 | 
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| Century | FL | Flat Head Socket Cap Screw | ASTM A574 | Zinc/Yellow | #6-32 x 3/8 | 6-32 x 3/8 socket flat cap screw alloy zinc yellow dfars | 2274 | 
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| Century | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #8-32 x 3/8 | 8-32 x 3/8 socket cap 18-8 black oxide | 700 | 
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| Century | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 flat soc cap 18-8 | 1000 | 
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| Century | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 button soc cap 302 ss f879-12 dfars comp. | 5225 | 
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| Century | FL | Button Head Socket Cap Screw | ASTM A574 | Plain | #10-32 x 3/8 | 10-32 x 3/8 button soc nyltite lock seal alloy | 700 | 
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| Century | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 socket button head cap screw 18-8 s/s dfars | 1999 | 
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| CIF | IL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | #10-24 x 3/8 button head socket cap screw 18-8 stainless steel | 75 | 
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| Brikksen | FL | Hex Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 3/8 | 1/4-28 x 3/8 hx hd cs ss f593c | 22000 | 
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| Brikksen | FL | Button Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #10-32 x 3/8 | 10-32 x 3/8 button sock cap screw 316ss | inquire | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16 x 3/8 (1/4-20) | 5/16 x 3/8 shoulder bolt ss | inquire | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 x 3/8 | 5-40 x 3/8 socket head cs ss | inquire | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 3/8 | 6-32 x 3/8 flat socket cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Socket Head Cap Screw | 316, 317, A4 Stainless | Plain | #4-40 x 3/8 | 4-40 x 3/8 socket head cap 316 ss | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/8 | 5/16-18 x 3/8 but soc cs ss | 200 | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2 x 3/8 (3/8-16) | 1/2 x 3/8 shoulder bolt ss | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 3/8 | 6-32 x 3/8 button socket cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 3/8 | 10-32 x 3/8 button soc cs ss/nylon patch | inquire | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 flat soc cs ss | inquire | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 3/8 | 8-32 x 3/8 flat socket cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Hex Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 3/8 | 1/4-28 x 3/8 hx hd cs ss f593c | inquire | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 socket head cs ss/chrome/patch | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 button socket cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | 2000 | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 flat soc c/s ss | 30000 | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2 x 3/8 (3/8-16) | 1/2 x 3/8 shoulder bolt ss | 5000 | 
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| Brikksen | FL | Button Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #10-32 x 3/8 | 10-32 x 3/8 button sock cap screw 316ss | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 button soc cs ss | 4000 | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 x 3/8 | 5/16-24 x 3/8 soc hd cs ss | inquire | 
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| Marshall | MI | Hex Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20x3/8 hhcs 18-8 s/s | 30 | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 3/8 | 10-32 x 3/8 button soc cs ss | 44000 | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 x 3/8 | 5/16-24 x 3/8 soc hd cs ss | inquire | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 3/8 | 2-56 x 3/8 soc hd cs ss | 382000 | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4 x 3/8 (#10-24) | 1/4 x 3/8 shoulder bolt ss | inquire | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 3/8 | 3/8-16 x 3/8 soc hd cs ss | inquire | 
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| Marshall | MI | Hex Flange Screw w/ serr. (Whiz-Lock eq.) | Steel | Plain | #10-24 x 3/8 | 10-24x3/8 serrated flange bolt | 200 | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 flat soc cs ss | inquire | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 3/8 | 10-32 x 3/8 socket head cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | 8000 | 
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| Brikksen | FL | Hex Head Cap Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 hex head cs 316ss | 500 | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 button socket cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 x 3/8 | 5-40 x 3/8 flat soc cs ss | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 button soc cs ss w/nylon patch | inquire | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 3/8 | 8-32 x 3/8 flat socket cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 3/8 | 8-32 x 3/8 button soc cs ss | 40000 | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16 x 3/8 (1/4-20) | 5/16 x 3/8 shoulder bolt ss | 10 | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Chrome Plated | #6-32 x 3/8 | 6-32 x 3/8 socket head cs ss/bright chrome | inquire | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2 x 3/8 (3/8-16) | 1/2 x 3/8 shoulder bolt ss | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 3/8 | 10-32 x 3/8 button socket cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 3/8 | 6-32 x 3/8 flat soc hd cs s/s | 1000 | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 socket head cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 3/8 | 6-32 x 3/8 button socket cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | 24000 | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 x 3/8 | 5-40 x 3/8 socket head cs ss | 22000 | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 3/8 | 6-32 x 3/8 flat soc hd cs s/s | 1000 | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 flat soc c/s ss | 25000 | 
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| Brikksen | FL | Hex Flange Screw w/ serr. (Whiz-Lock eq.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/8 | 5/16-18 x 3/8 serrated flange bolt 18-8ss | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 x 3/8 | 5-40 x 3/8 button soc cs ss | inquire | 
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| SWACO | OH | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 3/8 | 8-32 x 3/8 shcs 18-8 ss ft | 13920 | 
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| SWACO | OH | Socket Head Cap Screw | null | Plain | 3/8-16 x 3/8 | 3/8-16 x 3/8 shcs stl | 50 | 
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| SWACO | OH | Hex Head Cap Screw | Grade 5 | Plain | 1 x 3/8 x 5 1/2 | 1 3/8-6x5 1/2 hx cap sc gr 5 stl pl | 4 | 
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| SWACO | OH | Socket Head Cap Screw | Steel | Plain | #8-36 x 3/8 | #8-36 x 3/8 shcs stl black | 100 | 
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| GLF | OH | Button Head Socket Cap Screw | Steel | Plain | #8-36 x 3/8 | #8-36 x 3/8 bhcs stl pln | 100 | 
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| GLF | OH | Hex Head Cap Screw | Grade 8 | Zinc/Yellow | 1/4-20 x 3/8 | 1/4-20 x 3/8 hex cap-full thread-grade 8-zinc yellow-cr6 | 1711 | 
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| GLF | OH | Button Head Socket Cap Screw | Steel | Plain | #10-32 x 3/8 | 10-32 x 3/8 button hd socket cap | 1673 | 
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| GLF | OH | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 bhcs 18-8 s/s w/patch | 1738 | 
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| GLF | OH | Button Head Socket Cap Screw | Steel | Plain | #10-24 x 3/8 | #10-24 x 3/8 bhcs stl pln | 491 | 
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| GLF | OH | Button Head Socket Cap Screw | Steel | Plain | #8-32 x 3/8 | #8-32 x 3/8 bhcs stl pln | 22208 | 
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| Delta | TX | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | button soc c/s 18-8 sst 1/4-20x3/8 | 107 | 
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| AIH | AZ | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 3/8 | 2-56x3/8 button soc cap screw s/s w/locking patch | 1879 | 
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| AIH | AZ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40x3/8 socket cap screw s/s | 60130 | 
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| AIH | AZ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #10-32 x 3/8 | 10-32x3/8 socket cap s/s pass | 98 | 
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| AIH | AZ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-48 x 3/8 | 4-48x3/8 socket hd cap s/s drilled head | 7 | 
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| AIH | AZ | Socket Head Cap Screw | 316, 317, A4 Stainless | Plain | #8-32 x 3/8 | socket c/s 316 s/s | 1170 | 
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| AIH | AZ | Hex Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | hex c/s s/s | 627 | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/8 x 3/8 (#4-40) | 1/8 x 3/8 shoulder bolt ss | inquire | 
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| Brikksen | FL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 btn soc cap ss | 14000 | 
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| Brikksen | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 socket head cap screw 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 x 3/8 | 5-40 x 3/8 flat soc cs ss | inquire | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8 x 3/8 (5/16-18) | 3/8 x 3/8 shoulder bolt s/s | 50 | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2 x 3/8 (3/8-16) | 1/2 x 3/8 shoulder bolt ss | inquire | 
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| Brikksen | FL | Socket Head Cap Screw | 316, 317, A4 Stainless | Plain | #6-32 x 3/8 | 6-32 x 3/8 socket head cap screw 316 ss | inquire | 
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| Brikksen | FL | Shoulder Bolt (Stripper Bolt) | Steel | Plain | 5/16 x 3/8 (1/4-20) | 5/16 x 3/8 shoulder bolt steel | inquire | 
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| FasSpcMfg | FL | Hex Head Cap Screw | 316, 317, A4 Stainless | Plain | #10-24 x 3/8 | 10-24 x 3/8 hex cap 316 stainless | 250 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | Duplex Stainless (2205, Ferralium etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 socket cap duplex 2205 | 3 | 
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | Aluminum | Plain | #4-40 x 3/8 | 4-40 x 3/8 flat head socket cap full thread aluminum | 465 | 
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | Brass | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 flat head socket cap naval brass 464 | 5 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | #8-32 x 3/8 | 8-32 x 3/8 socket cap hastelloy c 276 | 42 | 
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| FasSpcMfg | FL | Button Head Socket Cap Screw | ASTM A574 | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 button head socket cap 4140 alloy rc 26-32 b7 | 6 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | #4-48 x 3/8 | 4-48 x 3/8 socket cap nitronic 60 | 8 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | null | Plain | #4-48 x 3/8 x 750 | 4-48 x 3/8 socket cap x750 | 6 | 
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | ASTM A574 | Plain | #4-48 x 3/8 | 4-48 x 3/8 flat hd soc cap alloy | 30 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | 316, 317, A4 Stainless | Plain | #5-40 x 3/8 | 5-40 x 3/8 socket cap 316 stainless | 576 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | Duplex Stainless (2205, Ferralium etc.) | Plain | #8-32 x 3/8 | 8-32 x 3/8 socket cap ferralium 255 | 6 | 
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | Ni-Cu Alloy (Monel, K-Monel, etc.) | Plain | #10-32 x 3/8 | 10-32 x 3/8 flat head socket cap ni-cu 400 | 5 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | Ni-Cu Alloy (Monel, K-Monel, etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 socket cap ni-cu 400 | 4 | 
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 flat head socket cap screwinconel 625 | 58 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | Duplex Stainless (2205, Ferralium etc.) | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 socket cap duplex 2205 | 1 | 
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| FasSpcMfg | FL | Hex Head Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | #10-32 x 3/8 | 10-32 x 3/8 hex cap ft hast c 276 ft | 4 | 
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| FasSpcMfg | FL | Socket Head Cap Screw | 316, 317, A4 Stainless | Plain | #10-24 x 3/8 | 10-24 x 3/8 socket cap 317l stainless | 3 | 
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| FasSpcMfg | FL | Shoulder Bolt (Stripper Bolt) | 400 Stainless (405, 410,416,420,430 etc.) | Plain | 3/8 x 3/8 (5/16-18) | 3/8 x 3/8 socket shoulder bolt 410 stainless heat treated 5/16-18 thread | 7 | 
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| NutsBolts | NE | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 3/8 | 10-24 x 3/8 fhcs | 5650 | 
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| OneMonroe | MA | Socket Head Cap Screw | Brass | Plain | #10-32 x 3/8 | 10-32 x 3/8 socket cap screw brass | 100 | 
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| OneMonroe | MA | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16 x 3/8 (1/4-20) | 5/16 x 3/8 shoulder bolt stainless | 205 | 
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| OneMonroe | MA | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #8-32 x 3/8 | 8-32 x 3/8 flat soc cap screw bulk plated | 2200 | 
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| OneMonroe | MA | Socket Head Cap Screw | Steel | Plain | #5-40 x 3/8 | 5-40 x 3/8 socket cap screw | 1400 | 
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| OneMonroe | MA | Button Head Socket Cap Screw | Steel | Plain | 5/16-24 x 3/8 | 5/16-24 x 3/8 button soc cap screw | 160 | 
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| Empire | WA | Socket Head Cap Screw | Steel | Plain | #2-56 x 3/8 | 2-56x3/8 socket c/s plain | 200 | 
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| Empire | WA | Hex Head Cap Screw | Steel | Plain | 1/4-20 x 3/8 | 1/4-20 x 3/8 hex c/s | 298 | 
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| Empire | WA | Button Head Socket Cap Screw | Steel | Plain | #6-32 x 3/8 | 6-32 x 3/8 soc button cs | 1206 | 
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| Empire | WA | Shoulder Bolt (Stripper Bolt) | Steel | Plain | 5/16 x 3/8 (1/4-20) | 5/16 x 3/8 socket shoulder bolt | 100 | 
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| Empire | WA | Socket Head Cap Screw | Steel | Plain | #6-32 x 3/8 | 6-32 x 3/8 soc head c/s | 31 | 
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| Hodell | OH | Shoulder Bolt (Stripper Bolt) | Steel | Plain | 5/16 x 3/8 (1/4-20) | 3/8x5/16 skt hd shoulder screw pln to prt () | 699 | 
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| Scheinert | NJ | Button Head Socket Cap Screw | Steel | Zinc/Clear | #8-32 x 3/8 | 8-32x3/8 button socket cap screw zinc clear | 3694 | 
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| Raw Produ | NJ | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-40 x 3/8 | button head socket cap screw-18-8 ss #6-40 x 3/8 | 500 | 
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #8-32 x 3/8 | flat head socket cap screws black oxide 304 ss #8-32 x 3/8 | 14275 | 
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-24 x 3/8 | flat head socket cap screws 304 ss 5/16-24 x 3/8 | 1046 | 
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 3/8 | flat head socket cap screws 304 ss 3/8-16 x 3/8 | 500 | 
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| Raw Produ | NJ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | socket cap screws 304 ss 1/4-20 x 3/8 | 502 | 
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| Raw Produ | NJ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | socket cap screws 304 ss #10-24 x 3/8 | 1720 | 
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| Raw Produ | NJ | Button Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #10-24 x 3/8 | button head socket cap screws 316 ss #10-24 x 3/8 | 47 | 
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | flat head socket cap screws 304 ss #10-24 x 3/8 | 1366 | 
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| Raw Produ | NJ | Button Head Socket Cap Screw | Brass | Plain | 1/4-20 x 3/8 | button head socket cap screws brass 1/4-20 x 3/8 | 41 | 
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| Raw Produ | NJ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-64 x 3/8 | socket cap screws 304 ss #2-64 x 3/8 | 2117 | 
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| Raw Produ | NJ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 1/4-20 x 3/8 | socket cap screws black oxide 304 ss 1/4-20 x 3/8 | 5159 | 
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| Fastenerc | OH | Button Head Socket Cap Screw | Steel | Zinc/Clear | #10-32 x 3/8 | 10-32 x 3/8 alloy button soc cap screw zinc | 366630 | 
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| Fastenerc | OH | Button Head Socket Cap Screw | Steel | Nickel Plated | #4-40 x 3/8 | 4-40 x 3/8 alloy button socket cap screw nickel | 4925 | 
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| F. Solutions | OH | Socket Head Cap Screw | Steel | Passivated | #8-32 x 3/8 | socket head cap screw 8-32 x 3/8 c276 passivated & pickled per astm a380 | 340 | 
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| National | Ont | Hex Head Cap Screw | Steel | Zinc/Clear | #8-32 x 3/8 | 8-32x3/8 hex cap screw sz | 7265 | 
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| National | Ont | Socket Head Cap Screw | Steel | Plain | #8-32 x 3/8 | 8-32x3/8 hx skt cs s | 380 | 
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| National | Ont | Button Head Socket Cap Screw | Steel | Plain | #6-32 x 3/8 | 6-32x3/8 torx plus butt cs s | 600 | 
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| Mansco | MI | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/8 | 5/16-18x3/8 soc cap scr 18-8 s/s w/precote 85 | 1000 | 
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| Mansco | MI | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 6-32 x 3/8 button hd t10 6-lobe extra soc cap scr 18-8 s.s. passivated | 3500 | 
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| Mansco | MI | Flat Head Socket Cap Screw | Steel | Black Oxide | #10-24 x 3/8 | 10-24x3/8 flat hd soc cap scr blk ox w/precote 80 | 12620 | 
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| Mansco | MI | Socket Head Cap Screw | Steel | Zinc/Clear | #10-32 x 3/8 | 10-32x3/8 soc cap scr triv znc | 40 | 
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| Mansco | MI | Flat Head Socket Cap Screw | Steel | Black Oxide | #10-24 x 3/8 | 10-24x3/8 flat hd soc cap scr blk ox spun dry f/t | 19500 | 
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| Mansco | MI | Hex Flange Screw w/ serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | 5/16-18 x 3/8 | 5/16-18x3/8 hex serr flange bolt triv znc case hard | 6 | 
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| Mansco | MI | Hex Flange Screw w/ serr. (Whiz-Lock eq.) | Grade 5 | Zinc/Clear | 1/4-20 x 3/8 | 1/4-20x3/8 hex serr flange bolt gr5 triv znc | 700 | 
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| AFI | FL | Socket Head Cap Screw | Steel | Plain | #8-32 x 3/8 | 8-32x3/8 soc hd cs st patch () () | 999 | 
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| AFI | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24x3/8 flat hd soc cs ss () () | 2000 | 
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| AFI | FL | Hex Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20x3/8 hex hd cs ss () () | 625 | 
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| AFI | FL | Socket Head Cap Screw | Steel | Black Oxide | #10-24 x 3/8 | 10-24x3/8 soc hd cs st blk ox blue patch () | 13723 | 
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| Olander | CA | Hex Flange Screw w/ serr. (Whiz-Lock eq.) | Steel | Zinc/Clear | #8-32 x 3/8 | 8-32x3/8 hwh whizlok screw stl zn non-rohs | | 78 | 
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| Olander | CA | Socket Head Cap Screw | 316, 317, A4 Stainless | Plain | 10-32 x 3/8 soc cap 316 sst | 16 | 
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| Olander | CA | Socket Head Cap Screw | Brass | Plain | 0-80 x 3/8 soc cap br | 18 | 
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| Olander | CA | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/8 x 3/8 (4-40) | 1/8 x 3/8 x 4-40 shoulder screw ss | 3 | 
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| Olander | CA | Socket Head Cap Screw | ASTM A574 | Plain | 6-32 x 3/8 soc cap alloy | 368 | 
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| Olander | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 8-32 x 3/8 but soc t-r sst rohs 5/32 dri | 8 | 
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| Olander | CA | Hex Head Cap Screw | Steel | Cadmium/Yellow | 4-40 x 3/8 phil hex head alloy cadii | 49 | 
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| Olander | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 0-80 x 3/8 but soc sst rohs | 993 | 
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| Olander | CA | Button Head Socket Cap Screw | 316, 317, A4 Stainless | Zinc/Clear | 6-32 x 3/8 skt but hd 316 sst rohs | 105 | 
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| Olander | CA | Button Head Socket Cap Screw | Steel | Plain | #8-32 x 3/8 | 8-32 x 3/8 but hd torx alloy () | 5618 | 
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| Olander | CA | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 3/8 | 6-32 x 3/8 flat soc patch alloy () () | 109 | 
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| Olander | CA | Socket Head Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | #8-32 x 3/8 | 8-32 x 3/8 soc cap hastelloy () () | 184 | 
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| Olander | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 but soc gold plt sst rohs () () | 244 | 
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| Olander | CA | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40 x 3/8 soc cap vented si plt sst () () | 50 | 
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| Olander | CA | Button Head Socket Cap Screw | Steel | Zinc/Clear | 6-32 x 3/8 but soc alloy zn non-rohs | () | 260 | 
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| Olander | CA | Button Head Socket Cap Screw | 316, 317, A4 Stainless | Zinc/Clear | #8-32 x 3/8 | 8-32 x 3/8 but soc 316 sst rohs () () | 305 | 
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| F. Solutions | OH | Socket Head Cap Screw | Steel | Plain | socket head cap screw 4-40x3/8 c-276 cleaned & degreased | 262 | 
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| F. Solutions | OH | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 3/8 | socket head cap screw 1/4-28(nf)x3/8 18.8 ss | 350 | 
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| Parker | AZ | Socket Head Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Passivated | #2-56 x 3/8 | 2-56x3/8 socket head cap screw asme b18.3 .375 thread ff-s-86e w/am #4 a286 hardened passivated made in u.s.a. | 235800 | 
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| Parker | AZ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-40 x 3/8 | 4-40 x 3/8 socket cap screw-asme b18.3 .375 thread ff-s-86e w/am #4 302hq 18-8 304 passivate per nas1352c04h6 drilled head 304ss made in u.s.a. | 12700 | 
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| Parker | AZ | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 3/8 | 10-24x3/8 flat head socket cap screw fully threaded 4037 aly steel thermal blackened made in u.s.a. | 1140 | 
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| Parker | AZ | Socket Head Cap Screw | ASTM A574 | Silver Plated | #4-40 x 3/8 | 4-40 x 3/8 socket head cap screw fully threaded a286 super alloy silver plate w/drilled head & patch per ff-s-86e NAS1352N04HLE6S made in u.s.a. | 110 | 
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| Parker | AZ | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #10-32 x 3/8 | 10-32x.375 flat head soc cap screw-asme b18.3 .248 thread 316l s/s dfars plain made in u.s.a. | 221 | 
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| Parker | AZ | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #2-56 x 3/8 | 2-56 x 3/8 socket head cap screw fully thread ff-s-86e w/am #4 per nas1352c02-6 dual cert to ms16995-3 304ss made in u.s.a. | 5450 | 
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| Parker | AZ | Socket Head Cap Screw | ASTM A574 | Plain | #6-32 x 3/8 | 6-32x.375 socket head cap screw-asme b18.3 .375 thread ff-s-86e w/am #4 4037 aly stl dfars cad ty ii class 2 per nas1352-06-6p made in u.s.a. | 500 | 
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| Parker | AZ | Socket Head Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Passivated | #2-56 x 3/8 | 2-56x3/8 socket head cap screw asme b18.3 .375 thread ff-s-86e w/am #4 a286 hardened passivated made in u.s.a. | 150 | 
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| Parker | AZ | Button Head Socket Cap Screw | Steel | Cadmium | #10-32 x 3/8 | 10-32x3/8 button head socket cap screwfully threaded 4037 aly stl cadmium made in u.s.a. | 950 | 
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| Hodell | OH | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 3/8 | 1/4-20x3/8 socket cap screw 18-8 304 | 100 | 
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| Hodell | OH | Shoulder Bolt (Stripper Bolt) | Steel | Black Oxide | 5/16 x 3/8 (1/4-20) | 3/8x5/16 skt shoulder bolt blk oxide | 250 | 
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| Hodell | OH | Hex Head Cap Screw | Steel | Plain | 1/4-20 x 3/8 | 1/4-20x3/8 hex hd scnyln | 1500 | 
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| Arden | WI | Socket Head Cap Screw | Steel | Plain | #4-40 x 3/8 | 440x3/8 hxsoc cs park | inquire | 
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| BHAM | AL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24x3/8 bttn 6-lobe c/s w/pin 300 ser ss b18.2.1 b18.3 | 8538 | 
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| ASFCORP | MI | Button Head Socket Cap Screw | Steel | Zinc/Clear | #6-32 x 3/8 | 6-32 x 3/8 10ip torx plus butt hd soc cap tri zn fe/zn 5an | 7,500 | 
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| THRDFAST | MS | Shoulder Bolt (Stripper Bolt) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16 x 3/8 (1/4-20) | 18-8 ss socket sh/b b18.3 | 6 | 
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| Lightning | LA | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 3/8 | socket capscrew 316-ss | 191 | 
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