Alloy Steel Socket Head Screws

2432 products

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
0009FA01596 1/2"-13 8" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 3/4" 1/2" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00545 1/2"-13 8" Partially Threaded ASTM A574 UNC 3/4" 1/2" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01204 1/2"-13 8" Partially Threaded ASTM A574 UNRC 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00709 1/2"-13 8 1/2" Partially Threaded ASTM A574 UNRC 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00710 1/2"-13 9" Partially Threaded ASTM A574 UNRC 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00205 1/2"-13 9 1/2" Partially Threaded ASME B18.3, ASTM A574 UNRC 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00714 1/2"-13 10" Partially Threaded ASTM A574 UNRC 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00717 1/2"-13 11" Partially Threaded ASTM A574 UNRC 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01205 1/2"-13 12" Partially Threaded ASTM A574 UNRC 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01380 1/2"-20 1/2" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00655 1/2"-20 5/8" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00606 1/2"-20 3/4" Fully Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01037 1/2"-20 7/8" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00607 1/2"-20 1" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00555 1/2"-20 1" Fully Threaded ASTM A574 UNF 3/4" 1/2" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00075 1/2"-20 1 1/8" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00609 1/2"-20 1 1/4" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00556 1/2"-20 1 1/4" Fully Threaded ASTM A574 UNF 3/4" 1/2" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00661 1/2"-20 1 3/8" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00611 1/2"-20 1 1/2" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00557 1/2"-20 1 1/2" Fully Threaded ASTM A574 UNF 3/4" 1/2" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00613 1/2"-20 1 3/4" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00558 1/2"-20 1 3/4" Fully Threaded ASTM A574 UNF 3/4" 1/2" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00076 1/2"-20 1 7/8" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00615 1/2"-20 2" Fully Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00559 1/2"-20 2" Fully Threaded ASTM A574 UNF 3/4" 1/2" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00614 1/2"-20 2 1/4" Partially Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00055 1/2"-20 2 1/2" Fully Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00617 1/2"-20 2 1/2" Partially Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00561 1/2"-20 2 1/2" Partially Threaded ASTM A574 UNF 3/4" 1/2" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA00622 1/2"-20 2 3/4" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00056 1/2"-20 3" Fully Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00619 1/2"-20 3" Partially Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00563 1/2"-20 3" Partially Threaded ASTM A574 UNF 3/4" 1/2" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA02297 1/2"-20 3 1/4" Partially Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00623 1/2"-20 3 1/2" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00788 1/2"-20 3 3/4" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00624 1/2"-20 4" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00625 1/2"-20 4 1/2" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00914 1/2"-20 4 3/4" Partially Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00626 1/2"-20 5" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00627 1/2"-20 5 1/2" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00628 1/2"-20 6" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00077 1/2"-20 6 1/2" Partially Threaded ASTM A574 UNF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00632 1/2"-20 7" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00633 1/2"-20 8" Partially Threaded ASTM A574 UNRF 3/4" 1/2" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01211 9/16"-12 1" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01212 9/16"-12 1 1/4" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01213 9/16"-12 1 1/2" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01214 9/16"-12 1 3/4" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01215 9/16"-12 2" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01216 9/16"-12 2 1/4" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01217 9/16"-12 2 1/2" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01218 9/16"-12 2 3/4" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01384 9/16"-12 3" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01385 9/16"-12 3 1/2" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01219 9/16"-12 4" Fully Threaded ASTM A574 UNC 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01171 9/16"-18 3/4" Fully Threaded ASTM A574 UNF 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01172 9/16"-18 1" Fully Threaded ASTM A574 UNF 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01173 9/16"-18 1 1/2" Fully Threaded ASTM A574 UNF 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01174 9/16"-18 1 3/4" Fully Threaded ASTM A574 UNF 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01175 9/16"-18 2" Fully Threaded ASTM A574 UNF 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01176 9/16"-18 2 1/2" Fully Threaded ASTM A574 UNF 27/32" 9/16" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01228 5/8"-11 1/2" Fully Threaded ASTM A574 UNC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01229 5/8"-11 5/8" Fully Threaded ASTM A574 UNC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01230 5/8"-11 3/4" Fully Threaded ASTM A574 UNC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00078 5/8"-11 7/8" Fully Threaded ASTM A574 UNC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01502 5/8"-11 1" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 15/16" 5/8" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00466 5/8"-11 1" Fully Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01231 5/8"-11 1" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00079 5/8"-11 1 1/8" Fully Threaded ASTM A574 UNC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01503 5/8"-11 1 1/4" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 15/16" 5/8" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00467 5/8"-11 1 1/4" Fully Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01232 5/8"-11 1 1/4" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00080 5/8"-11 1 3/8" Fully Threaded ASTM A574 UNC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01505 5/8"-11 1 1/2" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 15/16" 5/8" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00550 5/8"-11 1 1/2" Fully Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01233 5/8"-11 1 1/2" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01506 5/8"-11 1 3/4" Fully Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 15/16" 5/8" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00468 5/8"-11 1 3/4" Fully Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01234 5/8"-11 1 3/4" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00081 5/8"-11 1 7/8" Fully Threaded ASTM A574 UNC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00551 5/8"-11 2" Fully Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01235 5/8"-11 2" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01507 5/8"-11 2" Partially Threaded ASME B18.3, ASTM A574, ASTM B117 UNC 15/16" 5/8" Zinc-Flake-Coated Alloy Steel 170000 psi Rockwell C37
0009FA00469 5/8"-11 2 1/4" Fully Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01236 5/8"-11 2 1/4" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00057 5/8"-11 2 1/2" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00552 5/8"-11 2 1/2" Partially Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01237 5/8"-11 2 1/2" Partially Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00470 5/8"-11 2 3/4" Partially Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01238 5/8"-11 2 3/4" Partially Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00058 5/8"-11 3" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00553 5/8"-11 3" Partially Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01239 5/8"-11 3" Partially Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01240 5/8"-11 3 1/4" Partially Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00059 5/8"-11 3 1/2" Fully Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA00471 5/8"-11 3 1/2" Partially Threaded ASTM A574 UNC 15/16" 5/8" Zinc-Plated Alloy Steel 170000 psi Rockwell C37
0009FA01241 5/8"-11 3 1/2" Partially Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
0009FA01249 5/8"-11 3 3/4" Partially Threaded ASTM A574 UNRC 15/16" 5/8" Black-Oxide Alloy Steel 170000 psi Rockwell C37
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