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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.

31,754 Flat Head Socket Cap Screw, showing 200, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-28 x 1/21/4-28 x 1/2 flat soc cap screw s/s b18.2.1 b18.3100
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-28 x 1/21/4-28 x 1/2 flat soc cap screw s/s b18.2.1 b18.3100
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-28 x 5/81/4-28 x 5/8 flat soc cap screw s/s b18.2.1 b18.3200
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AbabaCAFlat Head Socket Cap ScrewSteelPlain1/4-28 x 3/41/4-28 x 3/4 flat soc cap screw alloy b18.2.1 b18.3150
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AbabaCAFlat Head Socket Cap ScrewSteelPlain1/4-28 x 7/81/4-28 x 7/8 flat soc cap screw alloy b18.2.1 b18.3100
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AbabaCAFlat Head Socket Cap ScrewSteelZinc/Yellow1/4-28 x 7/81/4-28 x 7/8 flt soc cap alloy yel znc b18.2.1 b18.31800
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#2-56 x 3/82-56 x 3/8 flat soc cap screw s/s b18.2.1 b18.3190
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AbabaCAFlat Head Socket Cap ScrewSteelPlain#2-56 x 3/82-56 x 3/8 flat soc cap screw alloy b18.2.1 b18.3220
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 15/16-18 x 1 flat soc cap screw s/s b18.2.1 b18.3880
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 15/16-18 x 1 flat soc cap screw s/s b18.2.1 b18.3100
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/16-18 x 15/16-18 x 1 flat soc cap screw alloy b18.2.1 b18.3313
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/16-18 x 15/16-18 x 1 flat soc cap screw alloy b18.2.1 b18.3300
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/45/16-18 x 1 1/4 flat soc cap screw s/s b18.2.1 b18.3200
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/16-18 x 1 1/45/16-18 x 1 1/4 flat soc cap screw alloy b18.2.1 b18.3450
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/16-18 x 1 1/45/16-18 x 1 1/4 flat soc cap screw alloy b18.2.1 b18.3600
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/25/16-18 x 1 1/2 flat soc cap screw s/s b18.2.1 b18.3606
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/25/16-18 x 1 1/2 flat soc cap screw s/s b18.2.1 b18.350
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/16-18 x 1 1/25/16-18 x 1 1/2 flat soc cap screw alloy b18.2.1 b18.3514
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/16-18 x 1 1/25/16-18 x 1 1/2 flat soc cap screw alloy b18.2.1 b18.3150
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/16-18 x 1 1/25/16-18 x 1 1/2 flt soc cap nyl pel alloy b18.2.1 b18.3100
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