#4 Bolts & Cap Screws
511,686 Bolts & Cap Screws, showing 200, (click on any line for more information)
| Buy from one of our FCH Network Members | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Hayes | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 3/4 | 4-40 x 1 3/4 button soc c/s 18-8ss bk/ox | 125 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Zinc/Black | #4-40 x 3/16 | 4-40 x 3/16 button soc c/s domestic alloy blk zc | 2020 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | 4-40 x 5/16 button soc c/s alloy | 900 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 3/16 | 4-40 x 3/16 button soc c/s alloy | 585 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 2 | 4-40 x 2 button soc c/s alloy | 60 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1 1/2 | 4-40 x 1 1/2 button soc c/s alloy | 60 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1 | 4-40 x 1 button soc c/s alloy | 420 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1 1/4 | 4-40 x 1 1/4 button soc c/s alloy | 140 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1/8 | 4-40 x 1/8 button soc c/s alloy | 370 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1 3/4 | 4-40 x 1 3/4 button soc c/s alloy | 60 |
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| Hayes | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 7/8 | 4-40 x 7/8 button soc c/s 18-8ss bk/ox | 100 |
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| Hayes | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 1/4 | 4-40 x 1 1/4 button soc c/s 18-8ss bk/ox | 150 |
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| Hayes | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 3/4 | 4-40 x 1 3/4 button soc c/s 18-8ss | 100 |
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| Hayes | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 1/2 | 4-40 x 1 1/2 button soc c/s 18-8ss bk/ox | 50 |
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| Hayes | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/4 | 4-40 x 3/4 button soc c/s 18-8ss bk/ox | 493 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 9/16 | 4-40 x 9/16 button soc c/s alloy | 100 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 7/8 | 4-40 x 7/8 button soc c/s alloy | 275 |
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| Hayes | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 7/16 | 4-40 x 7/16 button soc c/s alloy | 460 |
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| Hayes | CA | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 2 | 4-40 x 2 soc cap screw 18-8ss bk/ox | 250 |
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| Hayes | CA | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 3/4 | 4-40 x 1 3/4 soc cap screw 18-8ss bk/ox | 250 |
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| Endries | WI | Socket Head Cap Screw | 316, 317, A4 Stainless | Plain | #4-40 x 1/4 | 4-40x1/4 316 stainless steel socket head cap screw | 24786 |
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| Endries | WI | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 3/8 | 4-40x3/8 18-8 stainless steel socket head cap screw chemical black oxide | 19192 |
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| Endries | WI | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 flat socket head cap screw plain | 4900 |
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| Endries | WI | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 torx-licensed flat socket head cap screw plain | 1388 |
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| IndexFast | CA | Socket Head Cap Screw | Steel | Plain | #4-40 x 075 | sc440x075hss 4-40x3/4 socket head cap screw stainless steel | inquire |
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| IndexFast | CA | Socket Head Cap Screw | Steel | Plain | #4-40 x 031 | sc440x031hss 4-40x5/16 socket head cap screw stainless steel | inquire |
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| IndexFast | CA | Socket Head Cap Screw | ASTM A574 | Plain | #4-40 x 5/8 | sc440x062habo 4-40 x 5/8 socket head cap screw alloy/black oxide | inquire |
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| IndexFast | CA | Socket Head Cap Screw | Steel | Plain | #4-40 x 087 | sc440x087hss 4-40x7/8 socket head cap screw stainless steel | inquire |
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| IndexFast | CA | Socket Head Cap Screw | ASTM A574 | Plain | #4-40 x 3/4 | sc440x075habo 4-40 x 3/4 socket head cap screw alloy/black oxide | inquire |
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| IndexFast | CA | Socket Head Cap Screw | ASTM A574 | Plain | #4-40 x 7/8 | sc440x087habo 4-40 x 7/8 socket head cap screw alloy/black oxide | inquire |
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| IndexFast | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 037 | sc440x037hbss 4-40x3/8 button head socket screw stainless steel | inquire |
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| IndexFast | CA | Socket Head Cap Screw | Steel | Plain | #4-40 x 06 | sc440x062hss 4-40x5/8 socket head cap screw stainless steel | inquire |
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| IndexFast | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | sc440x037hfss 4-40 x 3/8 flat head socket cap screw stainless steel | inquire |
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| Endries | WI | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/4 | 4-40x3/4 18-8 stainless steel socket head cap screw | 1803 |
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| Endries | WI | Socket Head Cap Screw | 316, 317, A4 Stainless | Plain | #4-40 x 3/16 | 4-40x3/16 316 stainless steel socket head cap screw | 64 |
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| SWACO | OH | Button Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 1/2 | #4-40x1/2 bhcs stl bo | 1491 |
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| Cal Fastenrs | CA | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 1/4 | 4-40 x 1/4 socket c/s 18-8 304- & sock cap | 14,800 |
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| Cal Fastenrs | CA | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 7/8 | socket c/s 18-8 304 | 1,049 |
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| Cal Fastenrs | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | button soc c/s 18-8 304 | 2,150 |
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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 18-8 stainless steel flat socket head cap screw | 2000 |
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| Endries | WI | Socket Head Cap Screw | null | Plain | #4-40 x 3/4 | 4-40x3/4 socket head cap screw plain | 1100 |
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| NAPPCO | TX | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 1/2 | button hd soc c/s s/s 18-8 4-40x1-1/2 | 9 |
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| NAPPCO | TX | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | button hd soc c/s s/s 18-8 4-40x3/8 | 25 |
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| NAPPCO | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Silver Plated | #4-40 x 3/8 | flat socket c/s 18-8 4-40x3/8 silverpltd | 1000 |
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| NAPPCO | TX | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 13/16 | socket c/s s/s 18-8 4-40x13/16 | 1000 |
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| NAPPCO | TX | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Silver Plated | #4-40 x 1/2 | socket c/s s/s 18-8 4-40x1/2 silverpltd | 500 |
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| NAPPCO | TX | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1/8 | button soc c/s steel 4-40x1/8 | 4010 |
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| NAPPCO | TX | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 5/16 | button soc c/s steel 4-40x5/16 | 1944 |
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| Endries | WI | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 18-8 stainless steel socket head cap screw patch | 2000 |
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| Alma Bolt | MI | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 1/2 | #4-40 x 1/2 flat hd socket cap screw alloy | 34 |
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| Alma Bolt | MI | Socket Head Cap Screw | ASTM A574 | Plain | #4-48 x 1/4 | #4-48 x 1/4 special sae alloy socket hd cap screw b18.2.1 b18.3 | 400 |
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| Liberty | IL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | button socket c/s 18-8 s/s | 500 |
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| Liberty | IL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | socket c/s 18-8 s/s | 325 |
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| Endries | WI | Socket Head Cap Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 low socket head cap screw plain | 44 |
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| Endries | WI | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 1/4 | 4-40x1/4 18-8 stainless steel socket head cap screw chemical black oxide | 500 |
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| F. Solutions | OH | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | socket head cap screw 4-40x1/4 18.8 w/nylon patch | 800 |
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| F. Solutions | OH | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 1/4 | button head socket cap screw 4-40x1/4 s/s black oxide w/buna o-ring | 1110 |
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| Olander | CA | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 3/16 | 4-40 x 3/16 flat soc u/c alloy () () | 738 |
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| Olander | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/16 | 4-40 x 3/16 flat torx sst rohs () () | 1854 |
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| Olander | CA | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 3/16 | 4-40 x 3/16 flat soc alloy () () | 1612 |
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| Olander | CA | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 2 1/4 | 4-40 x 2 1/4 soc cap sst rohs () | 1756 |
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| Olander | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 7/8 | 4-40 x 7/8 but soc alloy () () | 7302 |
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| Olander | CA | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1/8 | 4-40 x 1/8 but soc alloy () | 25613 |
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| Olander | CA | Socket Head Cap Screw | Steel | Plain | #4-40 x 7/16 | 4-40 x 7/16 soc cap nyl () () | 834 |
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| Olander | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | 4-40 x 5/8 but hd torx sst rohs () () | 9861 |
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| Olander | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 but soc patch sst () () | 96 |
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| F. Solutions | OH | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 3/8 | socket head cap screw 4-40x3/8 18.8 black ox | 600 |
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| Global | CA | Socket Head Cap Screw | Steel | Plain | #4-40 x 3/8 | nas1352-04-6p military socket cap screw #4-40 thd x 0.375 l steel cad plate #4-40 thd x 0.375 l steel cad plate | 44 |
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| IRF | NC | Socket Head Cap Screw | Steel | Zinc/Clear | #4-40 x 3/8 | soc c/sr | 2,780 |
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| IRF | NC | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | soc c/sr 18-8 s/s 8300-015 | 997 |
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| MMCC | IL | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | 4-40x1/2 button head scr a2 american iso 7380 | inquire |
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| Kanebridge | IL | Socket Head Cap Screw | Steel | Zinc/Clear | #4-40 x 3/4 | 4-40x3/4 socket head cap screw zinc and baked | 2.500 |
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| Kanebridge | IL | Socket Head Cap Screw | Steel | Zinc/Clear | #4-40 x 3/16 | 4-40x3/16 socket head cap screw zinc and baked | 2.500 |
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| Kanebridge | IL | Socket Head Cap Screw | Steel | Zinc/Clear | #4-40 x 1/2 | 4-40x1/2 socket head cap screw zinc and baked | 2.500 |
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| Kanebridge | IL | Socket Head Cap Screw | Steel | Zinc/Clear | #4-40 x 5/16 | 4-40x5/16 socket head cap screw zinc and baked | 2.500 |
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| Kanebridge | IL | Socket Head Cap Screw | Steel | Zinc/Clear | #4-40 x 1 | 4-40x1 socket head cap screw zinc and baked | 2.500 |
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| Kanebridge | IL | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 coarse thread button head socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1/2 | 4-40x1/2 coarse thread button head socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 coarse thread button head socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 3/4 | 4-40x3/4 coarse thread button head socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 3/16 | 4-40x3/16 coarse thread button head socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/8 | 4-40x5/8 coarse thread flat socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 3/4 | 4-40x3/4 coarse thread flat socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 1/2 | 4-40x1/2 coarse thread flat socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 coarse thread flat socket cap screw plain unc | 125,000 |
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| Kanebridge | IL | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 1/4 | 4-40x1/4 coarse thread flat socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 3/8 | 4-40x3/8 coarse thread flat socket cap screw plain unc | 2.500 |
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| Kanebridge | IL | Socket Head Cap Screw | Steel | Black Oxide | #4-40 x 3/16 | 4-40x3/16 coarse thread socket head cap screw black dfar unc | 2.500 |
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| BAYFASTCO | FL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 | 4-40 socket head cap screw stainless steel | 9100 |
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| BAYFASTCO | FL | Button Head Socket Cap Screw | Steel | Plain | #4-40 x 1/4 | 4-40 x 1/4 button head socket cap screw | 1300 |
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| BAYFASTCO | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4 x 1/4 | #4 x 1/4 flat head socket cap screw stainless | 800 |
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| BAYFASTCO | FL | Socket Head Cap Screw | Steel | Plain | #4-40 | 4-40 socket head cap screw | 2100 |
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| BAYFASTCO | FL | Socket Head Cap Screw | Steel | Plain | #4-40 x 5/8 | 4-40 x 5/8 socket head cap screw | 300 |
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| BAYFASTCO | FL | Flat Head Socket Cap Screw | Steel | Plain | #4 x 1/4 | #4 x 1/4 flat head socket cap screw steel | 300 |
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| MTP | CA | Button Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | # 4-40 x 1/2 18-8 s.s button hd socket screws | 600 |
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| BRIGHBEST | IL | Socket Head Cap Screw | Steel | Cadmium | #4-40 x 1 1/16 | '4-40 x 1-1/16 soc cap ''36 series cad pltd' | 3900 |
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| BRIGHBEST | IL | Button Head Socket Cap Screw | Steel | Cadmium | #4-40 x 1/4 | 4-40 x 1/4 button hd c/s cad plated | 900 |
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| BRIGHBEST | IL | Socket Head Cap Screw | ASTM A574 | Nickel Plated | #4-40 x 3/8 | 4-40 x 3/8 soc hd cap alloy steel nickel plated & baked | 1000 |
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| BRIGHBEST | IL | Flat Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 1/4 | #4-40 x 1/4 flat socket caps hardened nylon-pellet | 43400 |
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| BRIGHBEST | IL | Flat Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 5/8 | #4-40 x 5/8 flat socket caps hardened nylon-pellet | 25300 |
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| BRIGHBEST | IL | Button Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 3/8 | #4-40 x 3/8 button socket caps hardened nylon-pellet | 19600 |
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| BRIGHBEST | IL | Button Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 1/4 | #4-40 x 1/4 button socket caps hardened nylon-pellet | 20100 |
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| BRIGHBEST | IL | Socket Head Cap Screw | Steel | Zinc/Yellow | #4-40 x 1/2 | #4-40 x 1/2 socket cap | 9380 |
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| BRIGHBEST | IL | Socket Head Cap Screw | Steel | Black Oxide | #4-40 x 3/8 | #4-40 x 3/8 socket cap hardened nylon-pellet | 8900 |
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| BRIGHBEST | IL | Socket Head Cap Screw | Steel | Black Oxide | #4-40 x 3/4 | #4-40 x 3/4 socket cap hardened nylon-pellet | 6100 |
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| BRIGHBEST | IL | Button Head Socket Cap Screw | Steel | Zinc/Clear | #4-40 x 1/4 | #4-40 x 1/4 button socket caps hardened mechanical | 5900 |
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| BRIGHBEST | IL | Flat Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 3/8 | #4-40 x 3/8 flat socket caps hardened nylon-pellet | 5400 |
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| BRIGHBEST | IL | Button Head Socket Cap Screw | Steel | Zinc/Clear | #4-40 x 1/2 | #4-40 x 1/2 button socket caps hardened mechanical | 4835 |
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| BRIGHBEST | IL | Flat Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 1/2 | #4-40 x 1/2 flat socket caps hardened nylon-pellet | 17100 |
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| BRIGHBEST | IL | Flat Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 3/4 | #4-40 x 3/4 flat socket caps hardened nylon-pellet | 4000 |
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| BRIGHBEST | IL | Socket Head Cap Screw | Steel | Black Oxide | #4-40 x 1/2 | #4-40 x 1/2 socket cap hardened nylon-pellet | 15600 |
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| BRIGHBEST | IL | Button Head Socket Cap Screw | Steel | Black Oxide | #4-40 x 1/2 | #4-40 x 1/2 button socket caps hardened nylon-pellet | 13400 |
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| BRIGHBEST | IL | Button Head Socket Cap Screw | Steel | Zinc/Clear | #4-40 x 3/8 | #4-40 x 3/8 button socket caps hardened mechanical | 12300 |
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| BRIGHBEST | IL | Socket Head Cap Screw | Steel | Black Oxide | #4-40 x 1/4 | #4-40 x 1/4 socket cap hardened nylon-pellet | 12900 |
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| BRIGHBEST | IL | Socket Head Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | #4-40 x 1/2 socket c/s 18-8 nylon-patch | 1600 |
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| FACCA | Ont | Shoulder Bolt (Stripper Bolt) | Steel | Plain | #4 x 1 (#10-24) | wing screw with shoulder and riveted-on head style a(4) #10-24 unc x 1 b18.3 | 8397 |
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