5/8 Flat Head Cap Screws (ASME B18. 2.1)
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.
125 results, (click on any line for more information)
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Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/2 | 5/8-11x2-1/2 flat stl pln b18.2.1 b18.3 () () () | 6 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 3/4 | 5/8-11x1-3/4 flat stl pln b18.2.1 b18.3 () () () | 18 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 | 5/8-11x2 flat stl pln b18.2.1 b18.3 () () () | 64 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 4 | 5/8-11x4 flat stl pln b18.2.1 b18.3 () () () | 65 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Zinc/Clear | 5/8-11 x 2 | 5/8-11x2 flat stl zc b18.2.1 b18.3 () () () | 528 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Zinc/Clear | 5/8-11 x 1 1/2 | 5/8-11x1-1/2 flat stl zc b18.2.1 b18.3 () () () | 1384 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 5 1/2 | 5/8-11x5-1/2-flat head-socket cap screw b18.2.1 b18.3 () () () | 30 |
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BHAM | AL | Flat Head Socket Cap Screw | ASTM A449 | Plain | 5/8-11 x 4 | 5/8-11x4 flat soc cap scr a449 dom b18.2.1 b18.3 | 11 |
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BHAM | AL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 4 | 5/8-11x4 flat soc cap scr b18.2.1 b18.3 | 27 |
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BHAM | AL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 3 | 5/8-11x3 flat soc cap scr 300 ser ss b18.2.1 b18.3 | 200 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 | 5/8-11x3 flat stl pln b18.2.1 b18.3 () () () | 45 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 5 1/2 | 5/8-11x5-1/2 flat stl pln b18.2.1 b18.3 () () () | 40 |
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GLF | OH | Flat Head Socket Cap Screw | Grade 5 | Zinc/Clear | 5/8-11 x 2 | 5/8-11x2 slotted flat hd c/s grade 5 stl zc b18.2.1 b18.3 () () () | 50 |
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BIG BOLT | IL | Flat Head Socket Cap Screw | Grade 5 | Plain | 5/8-18 x 11 1/4 | bolt & c/s flat socket c/s b18.2.1 | 250 |
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BIG BOLT | IL | Flat Head Socket Cap Screw | Grade 5 | Plain | 5/8-11 x 15 | bolt & c/s flat socket c/s b18.2.1 | 1461 |
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BIG BOLT | IL | Flat Head Socket Cap Screw | Grade 8 | Plain | 5/8-18 x 8 3/4 | bolt & c/s flat socket c/s b18.2.1 | 228 |
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BIG BOLT | IL | Flat Head Socket Cap Screw | Grade 5 | Plain | 5/8-11 x 8 1/4 | bolt & c/s flat socket c/s b18.2.1 | 2000 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/2 | 5/8-11x1-1/2 flat stl pln b18.2.1 b18.3 () () () | 104 |
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GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/4 | 5/8-11x1-1/4 flat stl pln b18.2.1 b18.3 () () () | 1583 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 | 5/8-11 x 1 flat soc cap screw alloy b18.2.1 b18.3 | 5 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/2 | 5/8-11 x 1 1/2 flat soc cap screw alloy b18.2.1 b18.3 | 35 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 | 5/8-11 x 2 flat soc cap screw alloy b18.2.1 b18.3 | 164 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/2 | 5/8-11 x 2 1/2 flat soc cap screw alloy b18.2.1 b18.3 | 100 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 | 5/8-11 x 3 flat soc cap screw alloy b18.2.1 b18.3 | 95 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-18 x 1 1/2 | 5/8-18 x 1 1/2 flt soc cap alloy b18.2.1 b18.3 | 54 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-18 x 2 | 5/8-18 x 2 flat soc cap screw alloy b18.2.1 b18.3 | 57 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 flat soc cap screw alloy b18.2.1 b18.3 | 30 |
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ASMC | IL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 8 | 5/8-11x8 (pt) coarse socket flat hd cap screw alloy pln b18.2.1 b18.3 | 9 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 | 5/8-11 x 2 flat soc cap screw alloy b18.2.1 b18.3 | 40 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/2 | 5/8-11 x 2 1/2 flat soc cap screw alloy b18.2.1 b18.3 | 10 |
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Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 | 5/8-11 x 3 flat soc cap screw alloy b18.2.1 b18.3 | 15 |
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Alma Bolt | MI | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/4 | 5/8-11 x 1 1/4 flat hd socket cap screw alloy b18.2.1 b18.3 | 528 |
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Alma Bolt | MI | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 3/4 | 5/8-11 x 3 3/4 flat hd socket cap screw alloy b18.2.1 b18.3 | 412 |
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Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 2 1/2 | 5/8-11x2-1/2 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 345 |
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Standard | MA | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | 5/8-11 x 1 1/2 | 5/8-11x1-1/2 flat head socket cap screw 316 stainless steel b18.2.1 b18.3 | 788 |
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Standard | MA | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | 5/8-11 x 1 | 5/8-11x1 flat head socket cap screw 316 stainless steel b18.2.1 b18.3 | 886 |
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Standard | MA | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | 5/8-11 x 2 1/2 | 5/8-11x2-1/2 flat head socket cap screw 316 stainless steel b18.2.1 b18.3 | 393 |
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Standard | MA | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | 5/8-11 x 2 | 5/8-11x2 flat head socket cap screw 316 stainless steel b18.2.1 b18.3 | 360 |
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Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 1/2 | 5/8-11x1-1/2 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 502 |
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Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 2 | 5/8-11x2 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 481 |
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Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 1/4 | 5/8-11x1-1/4 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 52 |
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Standard | MA | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | 5/8-11 x 1 1/4 | 5/8-11x1-1/4 flat head socket cap screw 316 stainless steel b18.2.1 b18.3 | 218 |
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Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 3 | 5/8-11x3 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 48 |
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QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8 x 1 1/4 | 5/8x1 1/4nc flat socket cap b18.2.1 b18.3 | 27 |
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QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8 x 1 3/4 | 5/8x1 3/4nc flat skt cap screw b18.2.1 b18.3 | 150 |
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QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 | 5/8-11x2 flat soc c/s alloy plain b18.2.1 b18.3 | 300 |
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QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 1/2 | 5/8-11x3 1/2 flat soc c/s plain b18.2.1 b18.3 | 47 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/4 | 5/8-11 x 1 1/4 flat hd socket cap screws b18.2.1 b18.3 | 903 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/2 | 5/8-11 x 1 1/2 flat hd socket cap screws b18.2.1 b18.3 | 498 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 3/4 | 5/8-11 x 1 3/4 flat hd socket cap screws b18.2.1 b18.3 | 52 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 | 5/8-11 x 2 flat hd socket cap screws b18.2.1 b18.3 | 140 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/4 | 5/8-11 x 2 1/4 flat hd socket cap screws b18.2.1 b18.3 | 76 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/2 | 5/8-11 x 2 1/2 flat hd socket cap screws b18.2.1 b18.3 | 50 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 | 5/8-11 x 3 flat hd socket cap screws b18.2.1 b18.3 | 82 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 flat hd socket cap screws b18.2.1 b18.3 | 177 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 4 | 5/8-11 x 4 flat hd socket cap screw b18.2.1 b18.3 | 60 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 4 1/2 | 5/8-11 x 4 1/2 flat hd socket cap screws b18.2.1 b18.3 | 3 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 5 | 5/8-11 x 5 flat hd socket cap screw b18.2.1 b18.3 | 50 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 5 1/2 | 5/8-11 x 5 1/2 flat hd socket cap screws b18.2.1 b18.3 | 27 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 8 | 5/8-11 x 8 flat hd socket cap screw b18.2.1 b18.3 | 4 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-18 x 1 3/4 | 5/8-18 x 1 3/4 flat hd socket cap screws b18.2.1 b18.3 | 11 |
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B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 5/8-18 x 3 1/2 | 5/8-18 x 3 1/2 flat hd socket cap screws b18.2.1 b18.3 | 5 |
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B & K FAST | PA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 | 5/8-11 x 1 flat socket cap screws 18-8 ss b18.2.1 b18.3 | 21 |
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General F | MI | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 | 5/8-11x3 flat soc b18.2.1 b18.3 | 200 |
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OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/2 | 5/8-11x1 1/2 flat soc cap screw b18.2.1 b18.3 | 25 |
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OSSCO | RI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 4 | 5/8-11x4 flat soc cap screw 18-8 304 b18.2.1 b18.3 | 2 |
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QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 4 | 5/8-11x4 flat soc c/s alloy plain b18.2.1 b18.3 | 89 |
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QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 4 1/2 | 5/8-11x4 1/2 flat soc c/s alloy plain b18.2.1 b18.3 | 4 |
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QFC | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 1/2 | 5/8-11x1 1/2 flat soc c/s 18-8 b18.2.1 b18.3 | 19 |
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Bostwick | IN | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 5 | 5/8-11 x 5 flat soc cap screw alloy b18.2.1 b18.3 | 87 |
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Bostwick | IN | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3/4 | 5/8-11 x 3/4 flat soc cap screw alloy b18.2.1 b18.3 | 94 |
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Bostwick | IN | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 | 5/8-11 x 1 flat soc cap screw 18-8 stainless b18.2.1 b18.3 | 81 |
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Bostwick | IN | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 | 5/8-11 x 1 flat soc cap screw alloy b18.2.1 b18.3 | 79 |
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Bostwick | IN | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/2 | 5/8-11 x 2 1/2 flat soc cap screw (usa mfg) alloy b18.2.1 b18.3 | 23 |
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Bostwick | IN | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/4 | 5/8-11 x 1 1/4 flat soc cap screw alloy nylon patc b18.2.1 b18.3 | 38 |
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Bostwick | IN | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 3/4 | 5/8-11 x 2 3/4 flat soc cap screw alloy b18.2.1 b18.3 | 18 |
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Bostwick | IN | Flat Head Socket Cap Screw | Steel | Plain | 5/8-18 x 4 | 5/8-18 x 4 flat soc cap screw alloy b18.2.1 b18.3 | 6 |
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NWFAST | TX | Flat Head Socket Cap Screw | Steel | Black Oxide | 5/8-11 x 3 1/2 | 5/8-11 x 3 1/2 flat head socket cap screw alloy steel black oxide b18.2.1 b18.3 | 552 |
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NWFAST | TX | Flat Head Socket Cap Screw | Steel | Black Oxide | 5/8-11 x 4 | 5/8-11 x 4 flat head socket cap screw alloy steel black oxide b18.2.1 b18.3 | 629 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/2 | flat socket c/s b18.2.1 b18.3 | 59 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 3/4 | flat socket c/s b18.2.1 b18.3 | 57 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 | flat socket c/s b18.2.1 b18.3 | 45 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 5 | flat socket c/s b18.2.1 b18.3 | 40 |
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THRDFAST | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 1/4 | 18-8 ss flat socket cap b18.2.1 b18.3 | 22 |
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THRDFAST | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 6 | 18-8 ss flat socket c/s b18.2.1 b18.3 | 8 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 4 | flat socket c/s b18.2.1 b18.3 | 8 |
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THRDFAST | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 2 1/2 | 18-8 ss flat socket cap b18.2.1 b18.3 | 3 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 7 | flat socket c/s b18.2.1 b18.3 | 2 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 | flat socket c/s b18.2.1 b18.3 | 1 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 | flat socket c/s b18.2.1 b18.3 | 33 |
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THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 5 | flat socket c/s b18.2.1 b18.3 | 4 |
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THRDFAST | OK | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 3/4 | flat socket c/s b18.2.1 b18.3 domestic | 16 |
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THRDFAST | OK | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/4 | flat socket c/s b18.2.1 b18.3 domestic | 8 |
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THRDFAST | OK | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 | flat socket c/s b18.2.1 b18.3 domestic | 7 |
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THRDFAST | OK | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 1/4 | flat socket c/s b18.2.1 b18.3 | 25 |
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THRDFAST | TN | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 3 | flat socket c/s b18.2.1 b18.3 | 36 |
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THRDFAST | TN | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 1/2 | 18-8 ss flat socket cap b18.2.1 b18.3 | 5 |
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THRDFAST | MS | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 | flat socket c/s b18.2.1 b18.3 | 3 |
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THRDFAST | MS | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 1/2 | 18-8 ss flat socket cap b18.2.1 b18.3 | 100 |
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WSB | KY | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 | screw flat soc alloy 5/8-11x1 b18.2.1 b18.3 | 5,912 |
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All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-18 x 2 1/4 | 5/8-18 x 2 1/4 flat head socket cap b18.2.1 b18.3 | 1 |
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All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 1 1/4 | 5/8-11 x 1 1/4 flat head socket cap b18.2.1 b18.3 | 160 |
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All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 4 1/2 | 5/8-11 x 4 1/2 flat head socket cap b18.2.1 b18.3 | 109 |
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All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 5 | 5/8-11 x 5 flat head socket cap b18.2.1 b18.3 | 50 |
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All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-18 x 1 1/2 | 5/8-18 x 1 1/2 flat head socket cap b18.2.1 b18.3 | 150 |
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All Size | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 2 | 5/8-11 x 2 flat head socket cap s/s b18.2.1 b18.3 | 23 |
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All Size | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 1/2 | 5/8-11 x 1 1/2 flat head socket cap s/s b18.2.1 b18.3 | 13 |
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All Size | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1 3/4 | 5/8-11 x 1 3/4 flat head socket cap s/s b18.2.1 b18.3 | 17 |
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All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/8-11 x 2 3/4 | 5/8-11 x 2 3/4 flat head socket cap b18.2.1 b18.3 | 5 |
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