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3/4 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.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
GLFOHFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 3/43/4-10x1-3/4 flat stl pln b18.2.1 b18.3 () () ()21
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GLFOHFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 3/43/4-10x2-3/4 flat stl pln b18.2.1 b18.3 () () ()10
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GLFOHFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/23/4-10x2-1/2 flat stl pln b18.2.1 b18.3 () () ()70
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GLFOHFlat Head Socket Cap ScrewSteelPlain3/4-10 x 53/4-10x5 flat stl pln b18.2.1 b18.3 () () ()42
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GLFOHFlat Head Socket Cap ScrewSteelZinc/Yellow3/4-10 x 3 1/43/4-10x3-1/4 flat (ft) stl zy b18.2.1 b18.3 () () ()15942
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GLFOHFlat Head Socket Cap ScrewSteelZinc/Clear3/4-10 x 2 3/43/4-10x2-3/4 flat stl zc b18.2.1 b18.3 () () ()341
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GLFOHFlat Head Socket Cap ScrewSteelDip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)3/4-10 x 2 3/43/4-10x2-3/4 flat stl magni b18.2.1 b18.3 () () ()99
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GLFOHFlat Head Socket Cap ScrewSteelZinc/Clear3/4-10 x 33/4-10x3 flat stl zc b18.2.1 b18.3 () () ()114
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GLFOHFlat Head Socket Cap ScrewSteelZinc/Clear3/4-10 x 23/4-10x2 flat stl zc b18.2.1 b18.3 () () ()1031
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GLFOHFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 2 1/23/4-10x2-1/2 flat 18-8 s/s non-standard b18.2.1 b18.3 () () ()3
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GLFOHFlat Head Socket Cap ScrewSteelPlain3/4-10 x 43/4-10x4 flat head socket-partial thread-alloy thermal black oxide b18.2.1 b18.3 () () ()5
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BHAMALFlat Head Socket Cap ScrewSteelZinc/Clear3/4-10 x 2 1/23/4-10x2-1/2 flat soc c/s zinc dom b18.2.1 b18.375
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BHAMALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/23/4-10x2-1/2 flat soc cap scr dom b18.2.1 b18.330
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BHAMALFlat Head Socket Cap ScrewSteelGalvanized3/4-10 x 4 1/43/4-10x4-1/4 flat soc c/s domestic mg b18.2.1 b18.359
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BHAMALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 3 1/43/4-10x3 1/4 flat soc cap scr b18.2.1 b18.395
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BHAMALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 3/43/4-10x1 3/4 flat soc cap scr b18.2.1 b18.387
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BHAMALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 33/4-10x3 flat soc cap scr b18.2.1 b18.38
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BHAMALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 4 1/23/4-10x4 1/2 flat soc cap scr b18.2.1 b18.3248
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BHAMALFlat Head Socket Cap ScrewSteelPlain3/4 x 2 3/83/4x2 3/8 flat audi torx unwaxed b18.2.1 b18.3100
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GLFOHFlat Head Socket Cap ScrewSteelPlain3/4-10 x 13/4-10x1 flat stl pln b18.2.1 b18.3 () () ()80
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GLFOHFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/43/4-10x1-1/4 flat stl pln b18.2.1 b18.3 () () ()4
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BIG BOLTILFlat Head Socket Cap ScrewGrade 5Plain3/4-10 x 1 7/8bolt & c/s flat socket c/s b18.2.15000
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain3/4-16 x 1 5/8bolt & c/s flat socket c/s b18.2.120000
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain3/4-10 x 12 1/4bolt & c/s flat socket c/s b18.2.1960
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain3/4-10 x 15bolt & c/s flat socket c/s square b18.2.1800
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BIG BOLTILFlat Head Socket Cap ScrewGrade 5Plain3/4-10 x 8 1/2bolt & c/s flat socket c/s b18.2.12000
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BHAMALFlat Head Socket Cap ScrewGrade APlain3/4-10 x 7 1/23/4-10x7 1/2 flat hdsoc c/s a307 dom b18.2.1 b18.336
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BHAMALFlat Head Socket Cap ScrewGrade APlain3/4-10 x 73/4-10x7 flat hdsoc c/s a307 dom b18.2.1 b18.342
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BHAMALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 3/43/4-10x1-3/4 flat socket cs dom b18.2.1 b18.370
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BHAMALFlat Head Socket Cap ScrewGrade APlain3/4-10 x 61/23/4-10x61/2 flat hdsoc c/s a307 dom b18.2.1 b18.36
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BHAMALFlat Head Socket Cap ScrewGrade APlain3/4-10 x 7 9/163/4-10x7 flat hdsoc c/s a307 1-9/16thread b18.2.1 b18.312
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BHAMALFlat Head Socket Cap ScrewGrade APlain3/4-10 x 5 1/23/4-10x5 1/2 flat hdsoc c/s a307 dom b18.2.1 b18.35
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BHAMALFlat Head Socket Cap ScrewGrade APlain3/4-10 x 5 13/4-10x5 3/4 flat hdsoc c/s a307 1-1/4thread b18.2.1 b18.310
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AbabaCAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/23/4-10 x 2 1/2 flat soc cap screw alloy b18.2.1 b18.325
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AbabaCAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 33/4-10 x 3 flat soc cap screw alloy b18.2.1 b18.349
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AbabaCAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 3 1/23/4-10 x 3 1/2 flat soc cap screw alloy b18.2.1 b18.311
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AbabaCAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 43/4-10 x 4 flat soc cap screw alloy b18.2.1 b18.313
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AbabaCAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 4 1/23/4-10 x 4 1/2 flat soc cap screw alloy b18.2.1 b18.311
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AbabaCAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 23/4-10 x 2 flat soc cap screw alloy b18.2.1 b18.320
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AbabaCAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 2 1/23/4-10 x 2 1/2 flat soc cap screw s/s b18.2.1 b18.33
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ASMCILFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 2 1/2coarse socket flat hd c/s ss18-8 b18.2.1 b18.35
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AbabaCAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/43/4-10 x 2 1/4 flat soc cap screw alloy b18.2.1 b18.310
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Alma BoltMIFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/43/4-10 x 2 1/4 flat hd socket cap screw alloy b18.2.1 b18.3268
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SIIINFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/23/4-10 x 2-1/2 flat head socket cap screw b18.2.1 b18.321
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StandardMAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 3 1/23/4-10x3-1/2 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.350
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StandardMAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 1 1/23/4-10x1-1/2 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.380
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StandardMAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 23/4-10x2 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.354
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StandardMAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 43/4-10x4 flat head socket cap screw 18-8 stainless steel b18.2.1 b18.38
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/43/4-10 x 1 1/4 flat hd socket cap screws b18.2.1 b18.3136
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/23/4-10 x 1 1/2 flat hd socket cap screws b18.2.1 b18.3210
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 3/43/4-10 x 1 3/4 flat hd socket cap screws b18.2.1 b18.340
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 23/4-10 x 2 flat hd socket cap screws b18.2.1 b18.3149
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/43/4-10 x 2 1/4 flat hd socket cap screws b18.2.1 b18.3122
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/23/4-10 x 2 1/2 flat hd socket cap screws b18.2.1 b18.327
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 33/4-10 x 3 flat hd socket cap screws b18.2.1 b18.360
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 3 1/23/4-10 x 3 1/2 flat hd socket cap screws b18.2.1 b18.396
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 53/4-10 x 5 flat hd socket cap screws b18.2.1 b18.39
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 63/4-10 x 6 flat hd socket cap screws b18.2.1 b18.310
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain3/4-10 x 83/4-10 x 8 flat hd socket cap screws b18.2.1 b18.32
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B & K FASTPAFlat Head Socket Cap Screw316, 317, A4 StainlessPlain3/4-10 x 1 1/23/4-10 x 1 1/2 flat socket cap screw t316 ss b18.2.1 b18.331
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BHAMGAFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4 x 2 3/43/4x2 3/4 304 ss flat b18.2.1 b18.347
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BHAMGAFlat Head Socket Cap ScrewSteelPlain3/4 x 553/4 55 flat socket head c/s b18.2.1 b18.340
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OSSCORIFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/23/4-10x1 1/2 flat soc cap sc rew b18.2.1 b18.39
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QFCTXFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/23/4-10x2 1/2 flat soc c/s alloy plain b18.2.1 b18.362
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QFCTXFlat Head Socket Cap ScrewSteelPlain3/4 x 23/4x2nc flat skt cap screw b18.2.1 b18.339
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QFCTXFlat Head Socket Cap ScrewSteelZinc/Clear3/4-10 x 1 1/43/4-10x1 1/4 flat soc c/s alloy zinc b18.2.1 b18.360
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Bostwick INFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 23/4-10 x 2 flat soc cap screw 18-8 stainless b18.2.1 b18.313
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Bostwick INFlat Head Socket Cap ScrewSteelPlain3/4-10 x 13/4-10 x 1 flat soc cap screw alloy b18.2.1 b18.330
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Bostwick INFlat Head Socket Cap ScrewSteelPlain3/4-10 x 33/4-10 x 3 flat soc cap screw (usa mfg) alloy b18.2.1 b18.320
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Bostwick INFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/43/4-10 x 1 1/4 flat soc cap screw alloy b18.2.1 b18.372
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Bostwick INFlat Head Socket Cap ScrewSteelPlain3/4-10 x 23/4-10 x 2 flat soc cap screw (usa mfg) alloy b18.2.1 b18.37
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WurthOntFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/2scr flt soc alloy 3/4-10x2 1/2 b18.2.1 b18.3225
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/4flat socket c/s b18.2.1 b18.3207
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/2flat socket c/s b18.2.1 b18.349
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4nf-16x3 flat socket c/s b18.2.1 b18.348
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/2flat socket c/s b18.2.1 b18.340
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/4flat socket c/s b18.2.1 b18.340
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 3flat socket c/s b18.2.1 b18.328
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 4flat socket c/s b18.2.1 b18.323
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 3 1/2flat socket c/s b18.2.1 b18.320
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/4flat socket c/s b18.2.1 b18.36
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 3/4flat socket c/s b18.2.1 b18.31
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THRDFASTTNFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/2flat socket c/s b18.2.1 b18.31
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THRDFASTTNFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1flat socket c/s b18.2.1 b18.35
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THRDFASTMSFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 3/4flat socket c/s b18.2.1 b18.327
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THRDFASTMSFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/2flat socket c/s b18.2.1 b18.345
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 5 1/2flat socket c/s b18.2.1 b18.350
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 3flat socket c/s b18.2.1 b18.347
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/2flat socket c/s b18.2.1 b18.351
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THRDFASTMSFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/2flat socket c/s b18.2.1 b18.325
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THRDFASTMSFlat Head Socket Cap ScrewSteelPlain3/4-10 x 5flat socket c/s b18.2.1 b18.33
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THRDFASTMSFlat Head Socket Cap ScrewSteelPlain3/4nf-16x1 1/2 flat socket c/s b18.2.1 b18.3113
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WSBKYFlat Head Socket Cap ScrewSteelPlain3/4-10 x 7screw flat soc alloy 3/4-10x7 b18.2.1 b18.3169
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All SizeTXFlat Head Socket Cap ScrewSteelPlain3/4-10 x 3 3/43/4-10 x 3 3/4 flat head socket cap b18.2.1 b18.32
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All SizeTXFlat Head Socket Cap ScrewSteelPlain3/4-10 x 2 1/43/4-10 x 2 1/4 flat head socket cap b18.2.1 b18.3140
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All SizeTXFlat Head Socket Cap ScrewSteelPlain3/4-10 x 73/4-10 x 7 flat head socket cap b18.2.1 b18.313
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All SizeTXFlat Head Socket Cap ScrewSteelPlain3/4-10 x 4 1/23/4-10 x 4 1/2 flat head socket cap b18.2.1 b18.324
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All SizeTXFlat Head Socket Cap ScrewSteelPlain3/4-16 x 2 1/23/4-16 x 2 1/2 flat head socket cap b18.2.1 b18.34
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FACCAOntFlat Head Socket Cap ScrewSteelPlain3/4-10 x 1 1/2hex socket flat head cap screw 3/4-10 unc x 1 1/2 alloy steel quenched & tempered plain finish ansi b18.3-1986 b18.2.1 b18.314,098
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