Alloy Steel Socket Head Screws

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Alloy Steel Socket Head Screws

Our Alloy Steel Socket Head Screws are manufactured to the highest industry standards, ensuring exceptional strength and performance. Whether you require the high tensile strength of alloy steel or the superior corrosion resistance of stainless steel, these fasteners are optimized for precision assembly. Ideal for use in machinery, automotive components, and structural applications, they provide a dependable solution for your most critical fastening needs. Explore our selection to find the exact specifications required for your project.

System of Measurement
Inch Metric
Specifications Met
ASME B18.3, ASTM A574 ASME B18.3, ASTM A574, ASTM B117 ASME B18.3.1M, ASTM A574M ASTM A574 ASTM A574M, DIN 912, ISO 4762 ASTM B117, DIN 912, ISO 4762 DIN 912 DIN 912, ISO 21269 DIN 912, ISO 4762 DIN 912, ISO 4762, ISO 898-1
Thread Size
0-80 1-64 1-72 2-56 2-64 3-48 3-56 4-40 4-48 5-40 5-44 6-32 6-40 8-32 8-36 10-24 10-32 12-24 1/4"-20 1/4"-28 1/4"-32 5/16"-18 5/16"-24 5/16"-32 3/8"-16 3/8"-24 7/16"-14 7/16"-20 1/2"-13 1/2"-20 9/16"-12 9/16"-18 5/8"-11 5/8"-18 3/4"-10 3/4"-16 7/8"-14 7/8"-9 1"-12 1"-14 1"-8 1 1/8"-12 1 1/8"-7 1 1/4"-12 1 1/4"-7 1 3/8"-6 1 1/2"-12 1 1/2"-6 1 3/4"-5 2"-4 1/2 2"-8 2 1/4"-4 1/2 2 1/4"-8 2 1/2"-4 2 1/2"-8 M1.4 M1.6 M2 M2.5 M2.6 M3 M3.5 M4 M5 M6 M7 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M42 M48
Length
1/16" 3/32" 1/8" 5/32" 3/16" 1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 11/16" 3/4" 7/8" 1" 1 1/8" 1 1/4" 1 3/8" 1 1/2" 1 5/8" 1 3/4" 1 7/8" 2" 2 1/4" 2 3/8" 2 1/2" 2 5/8" 2 3/4" 3" 3 1/4" 3 1/2" 3 3/4" 4" 4 1/4" 4 3/8" 4 1/2" 4 3/4" 5" 5 1/4" 5 1/2" 5 3/4" 6" 6 1/4" 6 1/2" 6 3/4" 7" 7 1/4" 7 1/2" 8" 8 1/2" 9" 9 1/2" 10" 10 1/2" 11" 12" 13" 14" 15" 16" 18" 20" 2 mm 3 mm 4 mm 5 mm 6 mm 8 mm 10 mm 12 mm 14 mm 15 mm 16 mm 18 mm 20 mm 22 mm 25 mm 30 mm 35 mm 40 mm 45 mm 50 mm 55 mm 60 mm 65 mm 70 mm 75 mm 80 mm 85 mm 90 mm 95 mm 100 mm 110 mm 120 mm 130 mm 140 mm 150 mm 160 mm 170 mm 180 mm 190 mm 200 mm 210 mm 220 mm 240 mm 260 mm 300 mm 320 mm 340 mm 360 mm 400 mm
Material
Black-Oxide Alloy Steel Blue-Dyed Zinc-Plated Alloy Steel Zinc-Flake-Coated Alloy Steel Zinc-Plated Alloy Steel
Threading
Fully Threaded Partially Threaded
Head Diameter
0.096" 0.118" 9/64" 0.161" 0.183" 0.205" 0.226" 0.27" 5/16" 0.324" 3/8" 15/32" 9/16" 21/32" 3/4" 27/32" 15/16" 1 1/8" 1 5/16" 1 1/2" 1 11/16" 1 7/8" 2 1/16" 2 1/4" 2 5/8" 3" 3 3/8" 3 3/4" 2.5 mm 3 mm 3.8 mm 4.5 mm 5 mm 5.5 mm 6 mm 6.2 mm 7 mm 8.5 mm 10 mm 12 mm 13 mm 16 mm 18 mm 21 mm 24 mm 27 mm 30 mm 33 mm 36 mm 40 mm 45 mm 50 mm 54 mm 63 mm 72 mm
Head Height
0.06" 0.073" 0.086" 0.099" 0.112" 1/8" 0.138" 0.164" 0.19" 0.216" 1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 3/4" 7/8" 1" 1 1/8" 1 1/4" 1 3/8" 1 1/2" 1 3/4" 2" 2 1/4" 2 1/2" 1.4 mm 1.6 mm 2 mm 2.5 mm 2.6 mm 3 mm 3.5 mm 4 mm 5 mm 6 mm 7 mm 8 mm 10 mm 12 mm 14 mm 16 mm 18 mm 20 mm 22 mm 24 mm 27 mm 30 mm 33 mm 36 mm 42 mm 48 mm
Thread Pitch
0.3 mm 0.35 mm 0.4 mm 0.45 mm 0.5 mm 0.6 mm 0.7 mm 0.75 mm 0.8 mm 1 mm 1.25 mm 1.5 mm 1.75 mm 2 mm 2.5 mm 3 mm 3.5 mm 4 mm 4.5 mm 5 mm
Thread Diameter
0.06" 0.073" 0.086" 0.099" 0.112" 0.125" 0.138" 0.164" 0.19" 0.216" 0.25" 0.3125" 0.375" 0.4375" 0.5" 0.5625" 0.625" 0.75" 0.875" 1" 1.125" 1.25" 1.375" 1.5" 1.75" 2" 2.25" 2.5"
Thread Type
Metric UN UNC UNEF UNF UNRC UNRF
Drive Size
0.050" 1 1/2" 1 1/4" 1 3/4" 1" 1.3 mm 1.5 mm 1/16" 1/2" 1/4" 10 mm 12 mm 14 mm 17 mm 19 mm 2 mm 2.5 mm 22 mm 24 mm 27 mm 3 mm 3/16" 3/32" 3/4" 3/8" 32 mm 36 mm 4 mm 5 mm 5/16" 5/32" 5/64" 5/8" 6 mm 7/16" 7/64" 7/8" 8 mm 9/64"
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Part Number Thread Size Length Threading Specifications Met Thread Type Head Diameter Head Height Material Tensile Strength Hardness
0009FA01420 8-32 1 3/4" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 0.27" 0.164" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00328 8-32 1 3/4" Partially Threaded ASTM A574 UNC 0.27" 0.164" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00669 8-32 1 3/4" Partially Threaded ASTM A574 UNRC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00763 8-32 1 7/8" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00003 8-32 2" Fully Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01421 8-32 2" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 0.27" 0.164" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00778 8-32 2" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00331 8-32 2" Partially Threaded ASTM A574 UNC 0.27" 0.164" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00208 8-32 2 1/4" Fully Threaded ASME B18.3, ASTM A574 UNRC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00761 8-32 2 1/4" Partially Threaded ASTM A574 UNRC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00209 8-32 2 1/2" Fully Threaded ASME B18.3, ASTM A574 UNRC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01422 8-32 2 1/2" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 0.27" 0.164" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00779 8-32 2 1/2" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00334 8-32 2 1/2" Partially Threaded ASTM A574 UNC 0.27" 0.164" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00210 8-32 2 3/4" Fully Threaded ASME B18.3, ASTM A574 UNRC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01258 8-32 2 3/4" Partially Threaded ASTM A574 UNRC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00211 8-32 3" Fully Threaded ASME B18.3, ASTM A574 UNRC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00673 8-32 3" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00764 8-32 3 1/4" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00762 8-32 3 1/2" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00827 8-32 3 3/4" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00768 8-32 4" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00178 8-32 4 1/2" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00179 8-32 5" Partially Threaded ASTM A574 UNC 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01016 8-36 1/4" Fully Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01017 8-36 5/16" Fully Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01018 8-36 3/8" Fully Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01019 8-36 1/2" Fully Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA02315 8-36 5/8" Fully Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA02314 8-36 3/4" Fully Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01259 8-36 1" Fully Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01023 8-36 1 1/4" Partially Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01260 8-36 1 1/2" Partially Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00140 8-36 1 3/4" Partially Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00141 8-36 2" Partially Threaded ASTM A574 UNF 0.27" 0.164" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01035 10-24 5/32" Fully Threaded ASTM A574 UNC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00828 10-24 3/16" Fully Threaded ASTM A574 UNC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01423 10-24 1/4" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00670 10-24 1/4" Fully Threaded ASTM A574 UNC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00261 10-24 1/4" Fully Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA02298 10-24 5/16" Fully Threaded ASTM A574 UNC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01424 10-24 3/8" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00339 10-24 3/8" Fully Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00800 10-24 3/8" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA02329 10-24 7/16" Fully Threaded ASTM A574 UNC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01428 10-24 1/2" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00341 10-24 1/2" Fully Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00801 10-24 1/2" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA02330 10-24 9/16" Fully Threaded ASTM A574 UNC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00342 10-24 9/16" Fully Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01432 10-24 5/8" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00803 10-24 5/8" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00192 10-24 11/16" Fully Threaded ASME B18.3, ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01435 10-24 3/4" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00343 10-24 3/4" Fully Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00804 10-24 3/4" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01439 10-24 7/8" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00344 10-24 7/8" Fully Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00805 10-24 7/8" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01443 10-24 1" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00345 10-24 1" Fully Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00806 10-24 1" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00807 10-24 1 1/8" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00262 10-24 1 1/8" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00004 10-24 1 1/4" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01447 10-24 1 1/4" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00346 10-24 1 1/4" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00808 10-24 1 1/4" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00809 10-24 1 3/8" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00005 10-24 1 1/2" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01451 10-24 1 1/2" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00347 10-24 1 1/2" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00810 10-24 1 1/2" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA02331 10-24 1 5/8" Partially Threaded ASTM A574 UNC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00212 10-24 1 3/4" Fully Threaded ASME B18.3, ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01454 10-24 1 3/4" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00348 10-24 1 3/4" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00811 10-24 1 3/4" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01387 10-24 1 7/8" Partially Threaded ASTM A574 UNC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00006 10-24 2" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01458 10-24 2" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00350 10-24 2" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00812 10-24 2" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00213 10-24 2 1/4" Fully Threaded ASME B18.3, ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01462 10-24 2 1/4" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00351 10-24 2 1/4" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00813 10-24 2 1/4" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00007 10-24 2 1/2" Fully Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01466 10-24 2 1/2" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 5/16" 0.19" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00353 10-24 2 1/2" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00814 10-24 2 1/2" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00214 10-24 2 3/4" Fully Threaded ASME B18.3, ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00355 10-24 2 3/4" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00815 10-24 2 3/4" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00215 10-24 3" Fully Threaded ASME B18.3, ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00357 10-24 3" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00671 10-24 3" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01389 10-24 3 1/4" Partially Threaded ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00216 10-24 3 1/2" Fully Threaded ASME B18.3, ASTM A574 UNRC 5/16" 0.19" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00358 10-24 3 1/2" Partially Threaded ASTM A574 UNC 5/16" 0.19" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
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