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4 1/2 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.
20 results, (click on any line for more information)
| Buy Flat Head Cap Screws from one of our FCH Network Members | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| BHAM | AL | Flat Head Socket Cap Screw | Steel | Plain | 1-8 x 4 1/2 | 1-8x4 1/2 flat soc cap scr b18.2.1 b18.3 | 59 |
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| BHAM | AL | Flat Head Socket Cap Screw | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10x4 1/2 flat soc cap scr b18.2.1 b18.3 | 248 |
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| Ababa | CA | Flat Head Socket Cap Screw | Steel | Plain | 3/4-10 x 4 1/2 | 3/4-10 x 4 1/2 flat soc cap screw alloy b18.2.1 b18.3 | 11 |
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| GLF | OH | Flat Head Socket Cap Screw | Steel | Plain | 1 1/4-7 x 4 1/2 | 1-1/4-7x4-1/2 flat stl pln b18.2.1 b18.3 () () () | 12 |
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| ASMC | IL | Flat Head Socket Cap Screw | Steel | Plain | 7/8-9 x 4 1/2 | 7/8-9x4 1/2 (pt) coarse socket flat hd cap screw alloy pln b18.2.1 b18.3 | 4 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 3/8-16 x 4 1/2 | 3/8-16 x 4 1/2 flat hd socket cap screws b18.2.1 b18.3 | 46 |
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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 | 7/8-9 x 4 1/2 | 7/8-9 x 4 1/2 flat hd socket cap screws b18.2.1 b18.3 | 12 |
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| B & K FAST | PA | Flat Head Socket Cap Screw | Steel | Plain | 1-8 x 4 1/2 | 1-8 x 4 1/2 flat hd socket cap screws b18.2.1 b18.3 | 7 |
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| Marine Fasteners | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/2-13 x 4 1/2 | 1/2-13x4-1/2 flat soc cs ss b18.2.1 b18.3 | 2585 |
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| Marine Fasteners | FL | Flat Head Socket Cap Screw | 316, 317, A4 Stainless | Plain | 5/8-11 x 4 1/2 | 5/8-11x4-1/2 flat soc cs 316ss 316ss b18.2.1 b18.3 | 400 |
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| Marine Fasteners | FL | Flat Head Socket Cap Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-1 x 4 1/2 | 5/8-1 x 4-1/2 flat soc c.s. ss b18.2.1 b18.3 | 194 |
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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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| THRDFAST | FL | Flat Head Socket Cap Screw | Steel | Plain | 1/2-13 x 4 1/2 | flat socket c/s b18.2.1 b18.3 | 1 |
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| THRDFAST | TN | Flat Head Socket Cap Screw | Steel | Plain | 5/16-18 x 4 1/2 | flat socket c/s b18.2.1 b18.3 | 6 |
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| THRDFAST | AL | Flat Head Socket Cap Screw | Steel | Plain | 1-8 x 4 1/2 | flat socket c/s b18.2.1 b18.3 | 10 |
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| WSB | KY | Flat Head Socket Cap Screw | Steel | Plain | 3/8-16 x 4 1/2 | screw flat soc alloy 3/8-16x4 1/2 b18.2.1 b18.3 | 699 |
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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 | 3/4-10 x 4 1/2 | 3/4-10 x 4 1/2 flat head socket cap b18.2.1 b18.3 | 24 |
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| All Size | TX | Flat Head Socket Cap Screw | Steel | Plain | 3/8-16 x 4 1/2 | 3/8-16 x 4 1/2 flat head socket cap b18.2.1 b18.3 | 160 |
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