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5/8 inch length 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.
100 results, (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 | |
| GLF | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 flat 18-8 s/s b18.2.1 b18.3 () () () | 3328 |
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| GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 flat stl pln b18.2.1 b18.3 () () () | 362 |
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| GLF | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/8 | #10-32x5/8 flat 18-8 s/s b18.2.1 b18.3 () () () | 800 |
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| GLF | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 5/8 | 3/8-16x5/8 flat 18-8 s/s b18.2.1 b18.3 () () () | 349 |
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| GLF | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/8 | #8-32x5/8 flat 18-8 s/s b18.2.1 b18.3 () () () | 19 |
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| GLF | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/8 | #10-24x5/8 flat 18-8 s/s b18.2.1 b18.3 () () () | 147 |
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| GLF | OH | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 5/8 | 5/16-18x5/8 flat 18-8 s/s b18.2.1 b18.3 () () () | 1449 |
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| GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 5/8 | 10-24x5/8 flat head-socket cap screw-thermal black oxide b18.2.1 b18.3 () () () | 20 |
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| GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 3/8-16 x 5/8 | 3/8-16x5/8 flat head-socket b18.2.1 b18.3 () () () | 75 |
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| BHAM | AL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 5/8 | 5/16-18x5/8 flat soc cap scr 304 s/s b18.2.1 b18.3 | 1078 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Black Oxide | #8-32 x 5/8 | 8-32 x 5/8 flat socket capscrew black alloy b18.2.1 b18.3 | 200 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Zinc/Black | #8-32 x 5/8 | 8-32 x 5/8 flat steel soc cap .0002 min zinc trivalent black b18.2.1 b18.3 | 3000 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Zinc/Black | #10-24 x 5/8 | 10-24 x 5/8 flat steel soc cap .0002 min zinc trivalent black b18.2.1 b18.3 | 18191 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Zinc/Black | 1/4-20 x 5/8 | 1/4-20 x 5/8 flat soc c/s stl .0002 min zinc trivalent black b18.2.1 b18.3 | 3992 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/8 | 10-32 x 5/8 flat socket c/sunk capscrew stainless steel b18.2.1 b18.3 | 549 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Zinc/Clear | 1/4-28 x 5/8 | 1/4-28 x 5/8 flat head socket alloy steel plated gm 6174 b18.2.1 b18.3 | 700 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Zinc/Black | 5/16 x 5/8 | 5/16 x 5/8 flat soc c/s stl .0002 min zinc trivalent black b18.2.1 b18.3 | 1017 |
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| Irwin Ind | Ont | Flat Head Socket Cap Screw | Steel | Zinc/Black | #6-32 x 5/8 | 6-32x5/8 flat socket capscrew alloy steel black zinc .0002 b18.2.1 b18.3 | 13928 |
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| GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 3/8-16 x 5/8 | 3/8-16x5/8 flat stl pln b18.2.1 b18.3 () () () | 818 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/8 | 10-24 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 225 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 5/8 | 10-24 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 978 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/8 | 10-32 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 988 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/8 | 10-32 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 439 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 2868 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 2324 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 5/8 | 1/4-28 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 200 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 5/8 | 5/16-18 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 300 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/16-18 x 5/8 | 5/16-18 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 900 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18 x 5/8 flt soc cap alloy znc b18.2.1 b18.3 | 150 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 5/16-24 x 5/8 | 5/16-24 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 50 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #5-40 x 5/8 | 5-40 x 5/8 flat soc cap screw alloy 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 | #6-32 x 5/8 | 6-32 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 225 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/8 | 6-32 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 500 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/8 | 8-32 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 2380 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/8 | 8-32 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 2700 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 1/4-28 x 5/8 | 1/4-28 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 200 |
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| ASMC | IL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/8 | coarse socket flat hd c/s ss18-8 b18.2.1 b18.3 | 895 |
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| ASMC | IL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | #4-40x5/8 coarse socket flat hd cap screw ss18-8 b18.2.1 b18.3 | 1,864 |
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| ASMC | IL | Flat Head Socket Cap Screw | Steel | Plain | #2-56 x 5/8 | (ft) coarse socket flat hd c/s b18.2.1 b18.3 | 950 |
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| Ababa | CA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 5/8 | 10-32 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 100 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/8 | 10-32 x 5/8 flat soc cap screw alloy 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 | 1/4-20 x 5/8 | 1/4-20 x 5/8 flat soc cap screw s/s b18.2.1 b18.3 | 300 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 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 | 5/16-24 x 5/8 | 5/16-24 x 5/8 flt soc cap s/s b18.2.1 b18.3 | 25 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/8 | 8-32 x 5/8 flat soc cap screw alloy b18.2.1 b18.3 | 100 |
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| Alma Bolt | MI | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/8 | #10-24 x 5/8 st. st. flat head socket cap screw b18.2.1 b18.3 | 868 |
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| SII | IN | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 fhscs) b18.2.1 b18.3 | 2600 |
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| SII | IN | Flat Head Socket Cap Screw | Steel | Plain | 5/16-18 x 5/8 | 5/16-18x5/8 fhscs) b18.2.1 b18.3 | 1200 |
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| SII | IN | Flat Head Socket Cap Screw | Steel | Black Oxide | 3/8-16 x 5/8 | 3/8-16 x 5/8 black oxide finish flat socket cap screw) b18.2.1 b18.3 | 705 |
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| SII | IN | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/8 | 8-32x5/8 flat ) b18.2.1 b18.3 | 2100 |
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| CresMfg | CT | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-40 x 5/8 | 4-40 x .625 hex socket flat 82 cl3a ss passivate ams2700 method 1 class 4 dfars (rev 2) ms24671-4 b18.2.1 b18.3 | 9,500 |
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| Parker | AZ | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 flat head socket screw per ms24667-29 b18.2.1 b18.3 made in u.s.a. | 3,050 |
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| Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 5/8 | 3/8-16x5/8 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 9837 |
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| Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 5/8 | 5/16-18x5/8 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 14258 |
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| Standard | MA | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 flat head socket cap screw 316 stainless steel b18.2.1 b18.3 | 11204 |
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| Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 5/8 | 1/4-28x5/8 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 4536 |
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| Standard | MA | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | 5/16-24 x 5/8 | 5/16-24x5/8 flat head socket cap screw 316 stainless steel b18.2.1 b18.3 | 9540 |
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| Standard | MA | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | #4-40 x 5/8 | 4-40x5/8 flat head socket cap screw 316 stainless steel b18.2.1 b18.3 | 17240 |
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| Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/8 | 6-32x5/8 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 16790 |
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| Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | 8100 |
| |
| Standard | MA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/8 | 10-24x5/8 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.3 | 9600 |
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| QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/16 x 5/8 | 5/16x5/8nc flat skt cap screw b18.2.1 b18.3 | 72 |
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| QFC | TX | Flat Head Socket Cap Screw | Steel | Zinc/Clear | #10-24 x 5/8 | 10-24x5/8 flat socket cap screw bright zinc b18.2.1 b18.3 | 2226 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | Brass | Plain | #10-24 x 5/8 | 10/24 x 5/8 flat socket cap screws brass b18.2.1 b18.3 | 660 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 5/8 | 10/24 x 5/8 flat hd socket cap screws b18.2.1 b18.3 | 1822 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/8 | 10/32 x 5/8 flat hd socket cap screws b18.2.1 b18.3 | 981 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 1/4-28 x 5/8 | 1/4-28 x 5/8 flat hd socket cap screws b18.2.1 b18.3 | 277 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/8 | 8/32 x 5/8 flat socket cap screws 18-8 ss b18.2.1 b18.3 | 79 |
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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 5/8 | 10/24 x 5/8 flat socket cap screws 18-8 ss b18.2.1 b18.3 | 2 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 flat socket cap screws 18-8 ss b18.2.1 b18.3 | 92 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 5/8 | 1/4-28 x 5/8 flat socket cap screws 18-8 ss w/nylon patch b18.2.1 b18.3 | 120 |
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| OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/8 | 10-32x5/8 flat soc cap screw blue devil b18.2.1 b18.3 | 100 |
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| OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | #2-56 x 5/8 | 2-56x5/8 flat soc cap screw b18.2.1 b18.3 | 94 |
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| OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/8 | 6-32x5/8 flat soc cap screw blue devil b18.2.1 b18.3 | 200 |
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| OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/8 | 6-32x5/8 flat soc cap screw b18.2.1 b18.3 | 507 |
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| OSSCO | RI | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/8 | 8-32x5/8 flat soc cap screw b18.2.1 b18.3 | 500 |
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| QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | 1/4 x 5/8 | 1/4x5/8nc flat skt cap screw b18.2.1 b18.3 | 38 |
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| QFC | TX | Flat Head Socket Cap Screw | Steel | Plain | #10-32 x 5/8 | 10-32 x 5/8 flat soc cap screw steel b18.2.1 b18.3 | 1272 |
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| Wurth | Ont | Flat Head Socket Cap Screw | Steel | Plain | #4-40 x 5/8 | scr flt soc alloy 4-40x5/8 b18.2.1 b18.3 | 400 |
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| THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/8 | flat socket c/s b18.2.1 b18.3 | 345 |
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| THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | flat socket c/s b18.2.1 b18.3 | 15 |
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| THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/8 | flat socket c/s b18.2.1 b18.3 | 170 |
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| THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | #6-32 x 5/8 | flat socket c/s b18.2.1 b18.3 | 100 |
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| THRDFAST | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 5/8 | 18-8 ss flat socket c/sre b18.2.1 b18.3 | 88 |
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| THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/16-18 x 5/8 | flat socket c/s b18.2.1 b18.3 | 72 |
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| THRDFAST | TN | Flat Head Socket Cap Screw | Steel | Zinc/Clear | 1/4-20 x 5/8 | flat socket c/s b18.2.1 b18.3 | 100 |
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| THRDFAST | TN | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | flat socket c/s b18.2.1 b18.3 | 80 |
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| THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 5/16-18 x 5/8 | flat socket c/s b18.2.1 b18.3 | 41 |
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| THRDFAST | AL | Flat Head Socket Cap Screw | Steel | Plain | #8-32 x 5/8 | flat socket c/s b18.2.1 b18.3 | 75 |
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| WSB | KY | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/8 | screw flat soc (18-8) pat 6-32x5/8 b18.2.1 b18.3 | 7,858 |
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| WSB | KY | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | screw tx flat soc all (mzb) 1/4-20x5/8 b18.2.1 b18.3 | 645 |
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| WSB | KY | Flat Head Socket Cap Screw | Steel | Plain | 1/4-20 x 5/8 | screw tx flat soc all (mzb) 1/4-20x5/8 b18.2.1 b18.3 | 2,085 |
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| WSB | KY | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | screw flat soc (18-8) 1/4-20x5/8 b18.2.1 b18.3 | 8,750 |
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| All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/16-18 x 5/8 | 5/16-18 x 5/8 flat head socket cap b18.2.1 b18.3 | 55 |
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| All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | #10-24 x 5/8 | 10-24 x 5/8 flat head socket cap b18.2.1 b18.3 | 330 |
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| All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 3/8-16 x 5/8 | 3/8-16 x 5/8 flat head socket cap b18.2.1 b18.3 | 282 |
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| All Size | TX | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 flat socket cap screw-ss b18.2.1 b18.3 | 392 |
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| All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 1/2-20 x 5/8 | 1/2-20 x 5/8 flat head socket cap b18.2.1 b18.3 | 175 |
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| All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 5/16-24 x 5/8 | 5/16-24 x 5/8 flat head socket cap b18.2.1 b18.3 | 80 |
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| All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 3/8-24 x 5/8 | 3/8-24 x 5/8 flat head socket cap b18.2.1 b18.3 | 66 |
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