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5/16 inch length Flat Head Cap Screws
Flat Head Socket Cap Screws are designed to be seated in countersunk holes, and align flush with the surface of the assembly when installed. Flat head socket cap screws have a flat top surface, an indented hex and a conical bearing surface with a head angle of 82°. Flat head socket cap screws are commonly used in machine parts, die fixturing, and clamping.
35,529 Flat Head Socket Cap Screw, showing 200, (click on any line for more information)
| Buy Flat Head Cap Screws from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Jackson | MS | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | nc flat socket c/s 18-8 304 | 123 |
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| Jackson | MS | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | nc flat socket c/s 18-8 304 | 100 |
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| METRO IND | OH | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 5/16 | 10-24 x 5/16 flat skt c/s alloy | 300 |
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| METRO IND | OH | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | 10-32 x 5/16 flat skt c/s sae alloy | 68 |
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| Weaver | WA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 flat hd socket c/s 18-8 ss | 400 |
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| Weaver | WA | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/16 | 6-32x5/16 flat hd socket c/s plain | 300 |
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| Weaver | WA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 8-32x5/16 flat hd socket c/s 18-8 ss | 900 |
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| Weaver | WA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/16 | 10-24x5/16 flat hd socket c/s 18-8 ss | 678 |
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| Weaver | WA | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | 10-32x5/16 flat hd socket c/s plain | 400 |
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| METRO IND | OH | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/16 | flat skt c/s | 500 |
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| METRO IND | OH | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | flat skt c/s | 300 |
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| METRO IND | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat skt c/s s/s | 300 |
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| METRO IND | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | flat skt c/s s/s | 200 |
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| METRO IND | OH | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | flat skt c/s | 12 |
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| MAINSOURC | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 1/4-28 x 5/16 | 1/4-28 x 5/16 torx (t-30) flat head cap sc 18-8 ss black ox | 2360 |
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| Jackson | MS | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | nf flat socket c/s | 92 |
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| MAINSOURC | NH | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | flat soc c/s stl blk | 80 |
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| MAINSOURC | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | flat soc c/s 18-8 ss blk | 454 |
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| MAINSOURC | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | flat soc c/s 18-8 ss | 100 |
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| MAINSOURC | NH | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | flat soc c/s stl blk | 389 |
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| MAINSOURC | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat soc c/s 18-8 ss blk | 276 |
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| MAINSOURC | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat soc c/s 18-8 ss | 213 |
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| SWACO | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | #6-32x5/16 flat ss a2 (18-8) | 60 |
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| SWACO | OH | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 5/16 | #10-24x5/16 flat alloy | 88 |
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| SWACO | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | #8-32x5/16 flat ss a2 (18-8) | 176 |
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| SWACO | OH | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | #10-32x5/16 flt sock caps stl blk o | 400 |
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| Hayes | CA | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/16 | 6-32 x 5/16 flat socket c/s alloy | 100 |
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| Hayes | CA | Flat Head Socket Cap Screw | Steel | Plain | #2-56 x 5/16 | 2-56 x 5/16 flat socket c/s alloy | 100 |
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| Hayes | CA | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | 4-40 x 5/16 flat socket c/s alloy | 100 |
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| Hayes | CA | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | 10-32 x 5/16 flat socket c/s alloy | 100 |
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| Set Screw | IL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 18-8 304 flat socket c/s | inquire |
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| Set Screw | IL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 18-8 304 f/t flat socket c/s | inquire |
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| Set Screw | IL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 18-8 304 flat hex socket c/s | inquire |
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| ACCURATE | IL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | coarse flat socket c/s 18-8 304 | 500 |
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32 x 5/16 flat socket cs 18-8ss | inquire |
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | 10-32 x 5/16 flat soc hd s/s | 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 5/16 | 8-32 x 5/16 flat soc cs ss | 1000 |
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32 x 5/16 flat socket cs 18-8ss | inquire |
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | 10-32 x 5/16 flat soc hd s/s | inquire |
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| Brikksen | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/16 | 2-56 x 5/16 flat soc cs ss | inquire |
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| YANKEE | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | 10-32 x 5/16 flat head socket screw stain steel | 278 |
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| YANKEE | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/16 | 2-56 x 5/16 flat socket cap screw 18-8 stainless steel | 1780 |
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| YANKEE | NH | Flat Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 5/16 | 4-40 x 5/16 flt hd sckt cap alloy blk oxide | 50 |
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| YANKEE | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 flat head socket screw stain steel | 2871 |
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| YANKEE | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 x 5/16 | 5-40 x 5/16 flt hd sckt cap stnls stl | 310 |
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| YANKEE | NH | Flat Head Socket Cap Screw | Steel | Black Oxide | #6-32 x 5/16 | 6-32 x 5/16 flt hd sckt cap alloy blk oxide | 395 |
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| YANKEE | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32 x 5/16 flat head socket screw stainless steel | 1117 |
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| YANKEE | NH | Flat Head Socket Cap Screw | Steel | Black Oxide | #8-32 x 5/16 | 8-32 x 5/16 flat head socket screw alloy black oxi | 800 |
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| YANKEE | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 8-32 x 5/16 flt hd sckt cap stainless steel | 926 |
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| YANKEE | NH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/16 | flat hdhd sckt cap 18-8 304 black | 400 |
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| YANKEE | NH | Flat Head Socket Cap Screw | Steel | Black Oxide | #10-32 x 5/16 | flat hdhd sckt cap ide | 3600 |
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| GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | #4-40x5/16 flat stl pln b18.2.1 b18.3 () () () | 1321,000 |
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| GLF | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | #8-32 x 5/16 fhcs 18-8 s/s | 400,000 |
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| Century | FL | Flat Head Socket Cap Screw | ASTM A574 | Zinc/Yellow | #8-32 x 5/16 | 8-32 x 5/16 socket flat head cap screw alloy zinc yellow dfars | 250 |
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| Cal Fastenrs | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #8-32 x 5/16 | 8-32 x 5/16 flat head socket stainless black oxide flat soc | flat soc | flat soc | flat soc | flat soc | 3,000 |
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| Cal Fastenrs | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32 x 5/16 flat soc cap screw stainless skt flat hd. | skt flat hd. | skt flat hd. | 100 |
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| Cal Fastenrs | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | flat soc c/s 18-8 304 soc flat ss | 50 |
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| Cal Fastenrs | CA | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/16 | flat soc c/s -nylock patch -allo soc flat scrw | 750 |
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| NAPPCO | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #3-48 x 5/16 | flat socket c/s s/s 18-8 3-48x5/16 black | 1784 |
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| NAPPCO | TX | Flat Head Socket Cap Screw | Steel | Plain | #3-48 x 5/16 | flat socket c/s steel 3-48x5/16 | 2050 |
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| NAPPCO | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat socket c/s s/s 18-8 6-32x5/16 | 95 |
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| NAPPCO | TX | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/16 | flat socket c/s steel 6-32x5/16 | 72 |
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| NAPPCO | TX | Flat H ead Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/16 | flat socket c/s s/s 18-8 10-24x5/16 | 48 |
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| Endries | WI | Flat Head Socket Cap Screw | Steel | Plain | #2-56 x 5/16 | 2-56x5/16 flat socket head cap screw plain | 2866 |
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| Endries | WI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32x5/16 18-8 s/s steel flat socket head cap screw patch | 753 |
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| Endries | WI | Flat Head Socket Cap Screw | Steel | Black Oxide | #6-32 x 5/16 | 6-32x5/16 flat soc c/s alloy bl ox | 10323 |
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| MESAFAST | CA | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | #8-32x5/16 flat socket cap screw steel alloy black | 2,000.0 |
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #5-40 x 5/16 | 5-40 x 5/16 flat head socket cap 316 stainless | 5 |
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | #8-32 x 5/16 | 8-32 x 5/16 flat head socket cap hastelloy c 276 | 4 |
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 8-32 x 5/16 flat hd soc cap 2a fit 303 stn | 2 |
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| FasSpcMfg | FL | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #8-32 x 5/16 | 8-32 x 5/16 flat head socket cap 316 stainless | 4 |
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| OneMonroe | NC | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 5/16 | 10-24 x 5/16 soc flat | 200 |
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| OneMonroe | NC | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | 10-32 x 5/16 flat soc cap screw | 360 |
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| OneMonroe | NC | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | 4-40 x 5/16 flat soc cap screw | 31 |
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| OneMonroe | NC | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | 4-40 x 5/16 flat soc cap screw | 96 |
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| OneMonroe | NC | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | #10-32 x 5/16 18-8 stainless steel flat socket cap screw | 1500 |
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| OneMonroe | NC | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | 8-32 x 5/16 flat soc cap screw | 70 |
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| OneMonroe | NC | Flat Head Socket Cap Screw | Nylon (Polyamide) | Plain | 5/16-18 x 5/16 | 5/16-18 x 5/16 soc. flat point nylon | 4200 |
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| Alma Bolt | MI | Flat Head Socket Cap Screw | ASTM A574 | Plain | #4-40 x 5/16 | #4-40 x 5/16 | flat hd socket cap screw alloy | 1076 |
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| Alma Bolt | MI | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | flat hd socket c/s | 816 |
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| MTP | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | #8-32 x 5/16 18-8 s.s flat hd socket screw | 1,000 |
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| Liberty | IL | Flat Head Socket Cap Screw | Steel | Nickel Plated | #10-32 x 5/16 | flat socket c/s c/srew | 200 |
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| Liberty | IL | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/16 | flat socket c/s c/srew | 1,210 |
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| Liberty | IL | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | flat socket c/s c/srew | 1,050 |
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| Liberty | IL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat socket c/s f/t 18-8 s/s per print 9025501 per print 9025501 | 2,700 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Zinc/Black | #4-40 x 5/16 | 4-40 x 5/16 flat soc c/s stl .0002 min zinc trivalent black b18.2.1 b18.3 | 2200 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Zinc/Black | #6-32 x 5/16 | 6-32 x 5/16 flat steel soc cap .0002 min zinc trivalent black b18.2.1 b18.3 | 9525 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #4-40 x 5/16 | flat head socket cap screws 316 ss #4-40 x 5/16 | 1789 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #3-48 x 5/16 | flat head socket cap screws 304 ss #3-48 x 5/16 | 258 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #6-32 x 5/16 | flat head socket cap screws 316 ss #6-32 x 5/16 | 500 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | flat head socket cap screws 304 ss #10-32 x 5/16 | 4743 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 x 5/16 | flat head socket cap screws 304 ss #5-40 x 5/16 | 2552 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #10-24 x 5/16 | flat head socket cap screws 316 ss #10-24 x 5/16 | 985 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #2-56 x 5/16 | flat head socket cap screws 316 ss #2-56 x 5/16 | 500 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat head socket cap screws 304 ss #6-32 x 5/16 | 20479 |
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| Raw Produ | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #0-80 x 5/16 | flat head socket cap screws 304 ss #0-80 x 5/16 | 13 |
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| Endries | WI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/16 | 2-56x5/16 hex flat soc ket cap stainless 18-8 | 2911 |
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| Endries | WI | Flat Head Socket Cap Screw | Steel | Black Oxide | #8-32 x 5/16 | 8-32x5/16 flat socket head cap screw black oxide domestic | 5000 |
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| American | NY | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | 8/32 x 5/16 flat socket cap alloy | 2200 |
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| QCS | OR | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 flat soc cap screw stainless | 200 |
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| QCS | OR | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 torx flat soc cap screw stainless | 1235 |
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| SJS Prod | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | f/h c/s ss 6-32x5/16 | 600 |
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| RCFast | AZ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | flat socket cap 18-8 304 | 700 |
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| Endries | WI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 hex flat soc ket cap stainless 18-8 vented | 250 |
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| Endries | WI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32x5/16 hex flat soc ket cap stainless 18-8 vented | 300 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | 10-32 x 5/16 flat soc cap screw s/s b18.2.1 b18.3 | 3484 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 flat soc cap screw s/s b18.2.1 b18.3 | 978 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | 4-40 x 5/16 flat soc cap screw alloy b18.2.1 b18.3 | 2100 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | 8-32 x 5/16 flat soc cap screw alloy b18.2.1 b18.3 | 300 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/16 | 10-24 x 5/16 flt soc cap s/s b18.2.1 b18.3 | 100 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/16 | 2-56 x 5/16 flat socket head cap screw stainless steel b18.2.1 b18.3 | 500 |
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| EASTERN SCREW | RI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 8-32 x 5/16 hex soc flat cap 18-8 | 75 |
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| Olander | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 6-32 x 5/16 flat soc ss black | 520 |
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| Olander | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4-40 x 5/16 flat soc sst rohs | 36 |
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| Olander | CA | Flat Head Socket Cap Screw | Steel | Plain | 8-32 x 5/16 flat soc alloy | 119 |
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| Olander | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 8-32 x 5/16 flat soc sst rohs | 793 |
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| Olander | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 2-56 x 5/16 flat soc sst rohs | 12 |
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| Olander | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 6-32 x 5/16 fl hd soc sst patch | 25 |
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| Olander | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #5-40 x 5/16 | 5-40 x 5/16 flat soc sst rohs () () | 458 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 flat soc cap screw s/s b18.2.1 b18.3 | 500 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | 4-40 x 5/16 flat soc cap screw alloy b18.2.1 b18.3 | 600 |
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| Century | NY | Flat Head Socket Cap Screw | Steel | Zinc/Yellow | 8-32 x 5/16 socket flat head cap screw alloy zinc yellow dfars | 250 |
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| Komar | IL | Flat Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 5/16 | 4-40x5/16 flat soc cap screw black ox | 6000 |
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| Field Fas | IL | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #10-32 x 5/16 | #10-32x5/16 soc flat cap/w nylon patch stl zc/rohs 96 hours to white | 1,410 |
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| Global | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | flat soc c/s 18-8 ss | 3,375 |
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| Global | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | flat soc c/s 18-8 ss | 354 |
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| SJS Prod | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 f/h socket cap screw ss |
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| SJS Prod | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | f/h c/s ss 8-32x5/16 |
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| IRF | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | flat u/c socket c/s 18-8 s/s | 2,500 |
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| IRF | NJ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | flat undercut torx screw 18-8 s/s | 1,580 |
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| MidStates | MI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/16 | flat soc c/s 18-8 | 463 |
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| MidStates | MI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 5/16 | flat soc c/s 18-8 | 1 |
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| MidStates | MI | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/16 | flat soc c/s | 326 |
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| MTP | CA | Flat Head Socket Cap Screw | Steel | Zinc/Clear | 1/4-28 x 5/16 | 1/4-28 x 5/16 zn flat hd socket screws | stock |
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| MTP | CA | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #10-32 x 5/16 | # 10-32 x 5/16 alloy zn flat hd socket screws | stock |
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| MTP | CA | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #10-24 x 5/16 | # 10-24 x 5/16 alloy zn flat hd socket screws | stock |
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| MTP | CA | Flat Head Socket Cap Screw | Steel | Zinc/Clear | 1/4-20 x 5/16 | 1/4-20 x 5/16 zn flat hd socket screws | stock |
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| MTP | CA | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #6-32 x 5/16 | # 6-32 x 5/16 alloy zn flat hd socket screws | stock |
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| MTP | CA | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #8-32 x 5/16 | # 8-32 x 5/16 alloy zn flat hd socket screws | stock |
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| OneMonroe | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | screw flat socket cap 6-32x5/16 s/s | 50 |
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| HBBOLT | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat socket c/s 18-8 ss | 415 |
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| HBBOLT | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | flat socket c/s 18-8 ss | 2,685 |
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| HBBOLT | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | fh soc c/s 18-8 | 100 |
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| HBBOLT | CA | Flat Head Socket Cap Screw | Steel | Plain | #2-56 x 5/16 | fh soc c/s | 700 |
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| Delta | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | flat soc c/s 18-8 sst #4-40 x 5/16 | 4294 |
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| Delta | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat soc c/s 18-8 sst #6-32 x 5/16 | 240 |
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| Delta | TX | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #6-32 x 5/16 | flat soc c/s 316 sst #6-32 x 5/16 | 95 |
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| Delta | TX | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | flat soc c/s alloy #4-40 x 5/16 | 100 |
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| Delta | TX | Flat Head Socket Cap Screw | 400 Stainless (405, 410,416,420,430 etc.) | Plain | #6-32 x 5/16 | flat soc c/s 410 sst #6-32 x 5/16 | 4822 |
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| Delta | TX | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | flat soc c/s alloy #8-32 x 5/16 | 550 |
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| Delta | TX | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | flat soc c/s alloy #10-32 x 5/16 | 1446 |
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| WDMB | IA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #0-80 x 5/16 | scr flat socket (18 8) 0-80x5/16 (W0K0) | 5,000 |
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| WDMB | IA | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | screw flat soc alloy 10-32x5/16 | 1,000 |
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| SIS | AZ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/16 | 2-56x5/16 flat sock cap screw 18-8 | 200 |
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| SIS | AZ | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | flat t8 torx drive socket c/s black | 165 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/16 | 10/24 x 5/16 flat socket cap screws 18-8 ss b18.2.1 b18.3 | 21 |
|
| TSF | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | flat soc cap 18-8 ss 440 x 5/16 | 200 |
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| Arden | WI | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #6-32 x 5/16 | 632x5/16 hxsoc flat cs zc | inquire |
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| Arden | WI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 832x5/16 hxsoc flat cs 18-8ss | inquire |
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| ACF | CA | Flat Head Socket Cap Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | #2-56 x 5/16 | 2-56x5/16 s/s flat a286 | 51 |
|
| ACF | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 s/s flat | 69 |
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| ACF | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32x5/16 s/s flat | 181 |
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| ACF | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #6-32 x 5/16 | 6-32x5/16 s/s flat black oxide patch | 89 |
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| ACF | CA | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | 8-32x5/16 flat thermal black | 1500 |
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| OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | 8-32x5/16 flat soc cap screw b18.2.1 b18.3 | 297 |
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| OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 flat soc cap screw b18.2.1 b18.3 | 1,900 |
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| OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/16 | 6-32x5/16 flat soc cap screw b18.2.1 b18.3 | 100 |
|
| OSSCO | RI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32x5/16 flat soc cap screw 18-8 304 b18.2.1 b18.3 | 12,992 |
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| IRF | NJ | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #2-56 x 5/16 | t8 torx or equivalent flat c1022 unhard .0003 min.cr3 + wax | 375050 |
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| Mid-Valley | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | flat head socket cap screw b18.2.1 b18.3 | inquire |
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| BCSB | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | 10-32x 5/16 flat head socket stainless steel b18.2.1 b18.3 | 14,000 |
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| SRF | AL | Flat Head Socket Cap Screw | Brass | Plain | #10-24 x 5/16 | flat soc c/s | - |
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| SRF | AL | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | flat soc c/s | - |
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| SRF | AL | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 5/16 | flat soc c/s undercut | 11,611 |
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| Wurth Ada | MN | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | scr flat soc (18 8) 6-32x5/16 | 194 |
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| Wurth Ada | MN | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/16 | scr flat soc alloy 6-32x5/16 | 7,500 |
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| AIH | AZ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/16 | flat soc c/s s/s | 200 |
|
| AIH | AZ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | flat soc c/s s/s | 360 |
|
| AIH | AZ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/16 | flat soc c/s s/s | 305 |
|
| AIH | AZ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | flat soc c/s s/s | 2535 |
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| AIH | AZ | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #6-32 x 5/16 | flat soc c/s 316 s/s | 501 |
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| AIH | AZ | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | flat soc c/s s/s | 450 |
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| ASFCORP | MI | Flat Head Socket Cap Screw | Steel | Black Oxide | #8-32 x 5/16 | 8-32 x 5/16 flt hd soc cap blk ox pkg | 400 |
|
| OBRIEN | OH | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/16 | flat | 92 |
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| OBRIEN | OH | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | flat skt cap | 70 |
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| OBRIEN | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | flat socket cap 18-8 304 | 200 |
|
| All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/16 | 8-32 x 5/16 flat head socket cap b18.2.1 b18.3 | 193 |
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| FMP | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #0-80 x 5/16 | flat socket | 760 |
|
| FMP | MA | Flat Head Socket Cap Screw | Steel | Black Oxide | #0-80 x 5/16 | flat socket | 1900 |
|
| FMP | MA | Flat Head Socket Cap Screw | Steel | Black Oxide | #10-32 x 5/16 | flat socket | 1500 |
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| FMP | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/16 | flat socket | 900 |
|
| FMP | MA | Flat Head Socket Cap Screw | Steel | Black Oxide | #2-56 x 5/16 | flat socket | 4000 |
|
| FMP | MA | Flat Head Socket Cap Screw | Steel | Black Oxide | #2-64 x 5/16 | flat socket | 1100 |
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| FMP | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #3-48 x 5/16 | flat socket | 1100 |
|
| FMP | MA | Flat Head Socket Cap Screw | Steel | Black Oxide | #3-48 x 5/16 | flat socket | 1100 |
|
| FMP | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 5/16 | flat socket | 350 |
|
| FMP | MA | Flat Head Socket Cap Screw | Steel | Black Oxide | #5-40 x 5/16 | flat socket | 700 |
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| FMP | MA | Flat Head Socket Cap Screw | Steel | Black Oxide | #6-32 x 5/16 | flat socket | 1000 |
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| FMP | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | flat socket | 1400 |
|
| FMP | MA | Flat Head Socket Cap Screw | Steel | Black Oxide | #8-32 x 5/16 | flat socket | 700 |
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