Fasteners

Hex Socket Head Cap Screw

ASME B18.3.1M · 151 part numbers

All fastener types

E&A quotes hex socket head cap screw requirements to your quantity and specification. Domestic and DFARS-capable sourcing and full certifications are available on request.

Part numberSizeLengthMaterialFinishQuote
AES43M20450MWC3MF1M2 x 0.45.0 mmISO 898-1 Property Class 12.9, Alloy SteelZinc PlateQuote
AES43M204012BC4QW6M2 x 0.412 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M25460MDZ9LP1M2.5 x 0.456.0 mmASTM F837M, Class A1-70PassivateQuote
AES43M25480MSB8A31M2.5 x 0.458.0 mm304, S30400PassivateQuote
AES43M254012BC4QW6M2.5 x 0.4512 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M30550MBC4QW6M3 x 0.55.0 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M30560MDR2A36M3 x 0.56.0 mmASTM F837, Alloy Group 1 CWPassivateQuote
AES43M30580MBC4QW6M3 x 0.58.0 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M305010BC4QW1M3 x 0.510 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M305010BC4QW6M3 x 0.510 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M305012BC4QW1M3 x 0.512 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M305012BC4QW6M3 x 0.512 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M305012DZ9LP1M3 x 0.512 mmASTM F837M, Class A1-70PassivateQuote
AES43M305012WC3M31M3 x 0.512 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M305014WC3M31M3 x 0.514 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M305016DZ9LP1M3 x 0.516 mmASTM F837M, Class A1-70PassivateQuote
AES43M305020BC4QW6M3 x 0.520 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M305025DZ9LP1M3 x 0.525 mmASTM F837M, Class A1-70PassivateQuote
AES43M305030BC4QW1M3 x 0.530 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M305040BC4QW6M3 x 0.540 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M40760MBC4QW6M4 x 0.76.0 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M40780MBC4QW6M4 x 0.78.0 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M407010BC4QW6M4 x 0.710 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M407010WC3M31M4 x 0.710 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M407012DX9L91M4 x 0.712 mmASTM F837M, Class A1-70Black Oxide CoatingQuote
AES43M407012WC3M31M4 x 0.712 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M407014BC4A86M4 x 0.714 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M407014WC3M31M4 x 0.714 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M407016BC44R1M4 x 0.716 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M407016WC3M31M4 x 0.716 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M407018DZ9A11M4 x 0.718 mmASTM F837M, Class A1-70Plain, No FinishQuote
AES43M407018DZ9LP1M4 x 0.718 mmASTM F837M, Class A1-70PassivateQuote
AES43M407018WC3M31M4 x 0.718 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M407020DZ9A11M4 x 0.720 mmASTM F837M, Class A1-70Plain, No FinishQuote
AES43M407020WC3M31M4 x 0.720 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M407022WC3M31M4 x 0.722 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M407025WC3M31M4 x 0.725 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M407040BC44R1M4 x 0.740 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M407040WC3M31M4 x 0.740 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M508010AF0LP1M5 x 0.810 mmASTM A193/A193M, Grade B8M2PassivateQuote
AES43M508010BC4A86M5 x 0.810 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M508010BC4QW6M5 x 0.810 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M508012BC4A86M5 x 0.812 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M508012BC4QW6M5 x 0.812 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M508012DX9A31M5 x 0.812 mmASTM F837M, Class A1-70PassivateQuote
AES43M508014BC4M31M5 x 0.814 mmASTM A574M, Alloy SteelZinc/Aluminum CoatingQuote
AES43M508014DZ9LP1M5 x 0.814 mmASTM F837M, Class A1-70PassivateQuote
AES43M508014WC3M31M5 x 0.814 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M508016BC4A86M5 x 0.816 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M508016BC4QW6M5 x 0.816 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M508016DX9A31M5 x 0.816 mmASTM F837M, Class A1-70PassivateQuote
AES43M508016WC3M31M5 x 0.816 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M508020BC4M31M5 x 0.820 mmASTM A574M, Alloy SteelZinc/Aluminum CoatingQuote
AES43M508020BC4QW6M5 x 0.820 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M508020WC3M31M5 x 0.820 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M508020WC3MF1M5 x 0.820 mmISO 898-1 Property Class 12.9, Alloy SteelZinc PlateQuote
AES43M508025WC3M31M5 x 0.825 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M508030WC3M31M5 x 0.830 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M508035DX9A36M5 x 0.835 mmASTM F837M, Class A1-70PassivateQuote
AES43M06A80MWC3M31M6 x 18.0 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M06A010BC4QW1M6 x 110 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M06A010DX9A36M6 x 110 mmASTM F837M, Class A1-70PassivateQuote
AES43M06A012BC4QW1M6 x 112 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M06A012WC3M31M6 x 112 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M06A014WC3M31M6 x 114 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M06A015BC4A81M6 x 115 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M06A015BC4QW1M6 x 115 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M06A016BC4A86M6 x 116 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M06A016DR2A36M6 x 116 mmASTM F837, Alloy Group 1 CWPassivateQuote
AES43M06A016WC3M31M6 x 116 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M06A018DZ9L91M6 x 118 mmASTM F837M, Class A1-70Black Oxide CoatingQuote
AES43M06A020AF0LP6M6 x 120 mmASTM A193/A193M, Grade B8M2PassivateQuote
AES43M06A020AF0LPGM6 x 120 mmASTM A193/A193M, Grade B8M2PassivateQuote
AES43M06A020BC44R1M6 x 120 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M06A020BC4A86M6 x 120 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M06A020WC3M31M6 x 120 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M06A025BB3AB7M6 x 125 mmASTM A574, Alloy SteelZinc PlateQuote
AES43M06A025WC3M31M6 x 125 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M06A030DZ9L91M6 x 130 mmASTM F837M, Class A1-70Black Oxide CoatingQuote
AES43M06A030WC3M31M6 x 130 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M06A035BC4A86M6 x 135 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M06A035DX9A31M6 x 135 mmASTM F837M, Class A1-70PassivateQuote
AES43M06A040WC3M31M6 x 140 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M06A050BC4A86M6 x 150 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M06A050BC4QW6M6 x 150 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M08A025AU0A17M8 x 125 mmASTM A320/A320M, Grade B8MAPlain, No FinishQuote
AES43M08B010WC3M31M8 x 1.2510 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B012BC4M31M8 x 1.2512 mmASTM A574M, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B012WC3M31M8 x 1.2512 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B014BC4M31M8 x 1.2514 mmASTM A574M, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B014DZ9A11M8 x 1.2514 mmASTM F837M, Class A1-70Plain, No FinishQuote
AES43M08B014WC3M31M8 x 1.2514 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B016BC4A86M8 x 1.2516 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M08B020DX9A31M8 x 1.2520 mmASTM F837M, Class A1-70PassivateQuote
AES43M08B020WC3M31M8 x 1.2520 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B025AF0LP6M8 x 1.2525 mmASTM A193/A193M, Grade B8M2PassivateQuote
AES43M08B025AF0LPGM8 x 1.2525 mmASTM A193/A193M, Grade B8M2PassivateQuote
AES43M08B025BC44R1M8 x 1.2525 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M08B025BC4A86M8 x 1.2525 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M08B025DZ9L91M8 x 1.2525 mmASTM F837M, Class A1-70Black Oxide CoatingQuote
AES43M08B025WC3M31M8 x 1.2525 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B025WC3MF1M8 x 1.2525 mmISO 898-1 Property Class 12.9, Alloy SteelZinc PlateQuote
AES43M08B030AF0LP6M8 x 1.2530 mmASTM A193/A193M, Grade B8M2PassivateQuote
AES43M08B030BC44R1M8 x 1.2530 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M08B030BC4A86M8 x 1.2530 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M08B030WC3M31M8 x 1.2530 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B030WC3MF1M8 x 1.2530 mmISO 898-1 Property Class 12.9, Alloy SteelZinc PlateQuote
AES43M08B035AF0LP6M8 x 1.2535 mmASTM A193/A193M, Grade B8M2PassivateQuote
AES43M08B035DX9A31M8 x 1.2535 mmASTM F837M, Class A1-70PassivateQuote
AES43M08B035WC3M31M8 x 1.2535 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B040WC3M31M8 x 1.2540 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B045WC3M31M8 x 1.2545 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B055WC3M31M8 x 1.2555 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B060WC3M31M8 x 1.2560 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B070SH8A36M8 x 1.2570 mmAny Austenitic Stainless Steel, Cold WorkedPassivateQuote
AES43M08B110WC3M31M8 x 1.25110 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B120WC3M31M8 x 1.25120 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B130BC4A86M8 x 1.25130 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M08B130WC3M31M8 x 1.25130 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B140WC3M31M8 x 1.25140 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M08B140WC3MF1M8 x 1.25140 mmISO 898-1 Property Class 12.9, Alloy SteelZinc PlateQuote
AES43M08B150WC3M31M8 x 1.25150 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M10C020AF0LP6M10 x 1.520 mmASTM A193/A193M, Grade B8M2PassivateQuote
AES43M10C020WC3M31M10 x 1.520 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M10C025WC3M31M10 x 1.525 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M10C030BC4A86M10 x 1.530 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M10C030WC3MF1M10 x 1.530 mmISO 898-1 Property Class 12.9, Alloy SteelZinc PlateQuote
AES43M10C035BC4A81M10 x 1.535 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M10C050BC44R1M10 x 1.550 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M10C050WC3M31M10 x 1.550 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M10C060BC44R1M10 x 1.560 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M10C060WC3M31M10 x 1.560 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M10C070WC3M31M10 x 1.570 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M10C130BC4A86M10 x 1.5130 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M10B030AU0A17M10 x 1.2530 mmASTM A320/A320M, Grade B8MAPlain, No FinishQuote
AES43M12D025WC3M31M12 x 1.7525 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M12D030WC3M31M12 x 1.7530 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M12D035BC4QW1M12 x 1.7535 mmASTM A574M, Alloy SteelZinc-Nickel Alloy PlateQuote
AES43M12D035WC3M31M12 x 1.7535 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M12D045WC3M31M12 x 1.7545 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M12D050WC3M31M12 x 1.7550 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M12D055BC4M31M12 x 1.7555 mmASTM A574M, Alloy SteelZinc/Aluminum CoatingQuote
AES43M12D055WC3M31M12 x 1.7555 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M12D060WC2M31M12 x 1.7560 mmISO 898-1 Property Class 10.9, Carbon SteelZinc/Aluminum CoatingQuote
AES43M12D080BC4A86M12 x 1.7580 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M12D150BC4A86M12 x 1.75150 mmASTM A574M, Alloy SteelZinc PlateQuote
AES43M14E040AU0A17M14 x 240 mmASTM A320/A320M, Grade B8MAPlain, No FinishQuote
AES43M16E045BC4M31M16 x 245 mmASTM A574M, Alloy SteelZinc/Aluminum CoatingQuote
AES43M16E050WC3M31M16 x 250 mmISO 898-1 Property Class 12.9, Alloy SteelZinc/Aluminum CoatingQuote
AES43M20C110AU0A17M20 x 1.5110 mmASTM A320/A320M, Grade B8MAPlain, No FinishQuote
AES43M20F180BC4A86M20 x 2.5180 mmASTM A574M, Alloy SteelZinc PlateQuote