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About Hex Head Screws and Bolts
Choose a hex head fastener with the right threading, thread size, material, and strength for your equipment.
Mil. Spec. Nickel Hex Head Screws
Head | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Lg. | Wd. | Ht. | Threading | Thread Spacing | Tensile Strength, psi | Mil. Spec. | Each | |||
Ultra-Corrosion-Resistant 400 Nickel | ||||||||||
1/4"-20 | ||||||||||
| 1/2" | 7/16" | 5/32" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A538 | 00000 | ||
| 3/4" | 7/16" | 5/32" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A540 | 0000 | ||
| 1" | 7/16" | 5/32" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A542 | 0000 | ||
| 1 1/2" | 7/16" | 5/32" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A546 | 0000 | ||
| 2" | 7/16" | 5/32" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A548 | 0000 | ||
5/16"-18 | ||||||||||
| 3/4" | 1/2" | 13/64" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A580 | 0000 | ||
| 1" | 1/2" | 13/64" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A583 | 0000 | ||
| 1 1/2" | 1/2" | 13/64" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A587 | 0000 | ||
| 2" | 1/2" | 13/64" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A589 | 00000 | ||
3/8"-16 | ||||||||||
| 1" | 9/16" | 15/64" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A624 | 0000 | ||
| 1 1/4" | 9/16" | 15/64" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A626 | 0000 | ||
| 1 1/2" | 9/16" | 15/64" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A628 | 00000 | ||
| 2" | 9/16" | 15/64" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A630 | 00000 | ||
1/2"-13 | ||||||||||
| 1 1/2" | 3/4" | 5/16" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A716 | 00000 | ||
| 2" | 3/4" | 5/16" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A720 | 00000 | ||
| 2 1/2" | 3/4" | 5/16" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A722 | 00000 | ||
| 3" | 3/4" | 5/16" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A724 | 00000 | ||
5/8"-11 | ||||||||||
| 2" | 15/16" | 25/64" | Fully Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A805 | 00000 | ||
| 2 1/2" | 15/16" | 25/64" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A809 | 00000 | ||
| 3" | 15/16" | 25/64" | Partially Threaded | Coarse | 80,000 | MIL-S-1222 | 90780A813 | 00000 | ||
Nickel Hex Head Screws
Head | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Lg. | Wd. | Ht. | Threading | Thread Spacing | Tensile Strength, psi | Temp. | Each | |||
Extreme-Strength Extreme-Temperature 718 Nickel | ||||||||||
1/4"-20 | ||||||||||
| 1/2" | 7/16" | 11/64" | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A111 | 000000 | ||
| 3/4" | 7/16" | 11/64" | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A112 | 00000 | ||
| 1" | 7/16" | 11/64" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A113 | 00000 | ||
| 1 1/2" | 7/16" | 11/64" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A114 | 00000 | ||
| 2" | 7/16" | 11/64" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A115 | 00000 | ||
3/8"-16 | ||||||||||
| 1" | 9/16" | 1/4" | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A116 | 00000 | ||
| 1 1/2" | 9/16" | 1/4" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A117 | 00000 | ||
| 2" | 9/16" | 1/4" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A118 | 00000 | ||
| 2 1/2" | 9/16" | 1/4" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A119 | 00000 | ||
| 3" | 9/16" | 1/4" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A121 | 00000 | ||
1/2"-13 | ||||||||||
| 1" | 3/4" | 11/32" | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A122 | 00000 | ||
| 1 1/2" | 3/4" | 11/32" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A123 | 00000 | ||
| 2" | 3/4" | 11/32" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A124 | 00000 | ||
| 2 1/2" | 3/4" | 11/32" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A125 | 00000 | ||
| 3" | 3/4" | 11/32" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A126 | 00000 | ||
| 3 1/2" | 3/4" | 11/32" | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A127 | 00000 | ||
M6 × 1 mm | ||||||||||
| 16 mm | 10 mm | 4.2 mm | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A128 | 00000 | ||
| 20 mm | 10 mm | 4.2 mm | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A129 | 00000 | ||
| 25 mm | 10 mm | 4.2 mm | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A131 | 00000 | ||
| 30 mm | 10 mm | 4.2 mm | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A132 | 00000 | ||
M8 × 1.25 mm | ||||||||||
| 16 mm | 13 mm | 5.5 mm | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A133 | 00000 | ||
| 20 mm | 13 mm | 5.5 mm | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A134 | 00000 | ||
| 25 mm | 13 mm | 5.5 mm | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A135 | 00000 | ||
| 30 mm | 13 mm | 5.5 mm | Fully Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A136 | 00000 | ||
| 40 mm | 13 mm | 5.5 mm | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A137 | 00000 | ||
| 50 mm | 13 mm | 5.5 mm | Partially Threaded | Coarse | 185,000 | -425° F to 1,800° F | 91637A138 | 00000 | ||
Nickel Socket Head Screws
Head | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Lg. | Dia. | Ht. | Threading | Thread Spacing | Tensile Strength, psi | Each | |||
Ultra-Corrosion-Resistant 400 Nickel | |||||||||
4-40 | |||||||||
| 1/4" | 0.183" | 0.112" | Fully Threaded | Coarse | 70,000 | 96146A115 | 00000 | ||
| 5/16" | 0.183" | 0.112" | Fully Threaded | Coarse | 70,000 | 96146A116 | 0000 | ||
| 3/8" | 0.183" | 0.112" | Fully Threaded | Coarse | 70,000 | 96146A117 | 00000 | ||
| 1/2" | 0.183" | 0.112" | Fully Threaded | Coarse | 70,000 | 96146A118 | 00000 | ||
6-32 | |||||||||
| 3/8" | 0.226" | 0.138" | Fully Threaded | Coarse | 70,000 | 96146A125 | 00000 | ||
| 1/2" | 0.226" | 0.138" | Fully Threaded | Coarse | 70,000 | 96146A127 | 00000 | ||
8-32 | |||||||||
| 3/8" | 0.27" | 0.164" | Fully Threaded | Coarse | 70,000 | 96146A135 | 00000 | ||
| 1/2" | 0.27" | 0.164" | Fully Threaded | Coarse | 70,000 | 96146A137 | 00000 | ||
| 3/4" | 0.27" | 0.164" | Fully Threaded | Coarse | 70,000 | 96146A141 | 00000 | ||
10-32 | |||||||||
| 1/2" | 5/16" | 0.19" | Fully Threaded | Fine | 70,000 | 96146A155 | 00000 | ||
| 1" | 5/16" | 0.19" | Fully Threaded | Fine | 70,000 | 96146A161 | 00000 | ||
1/4"-20 | |||||||||
| 1/2" | 3/8" | 1/4" | Fully Threaded | Coarse | 70,000 | 96146A175 | 00000 | ||
| 5/8" | 3/8" | 1/4" | Fully Threaded | Coarse | 70,000 | 96146A177 | 00000 | ||
| 3/4" | 3/8" | 1/4" | Fully Threaded | Coarse | 70,000 | 96146A179 | 00000 | ||
| 1" | 3/8" | 1/4" | Fully Threaded | Coarse | 70,000 | 96146A181 | 00000 | ||
| 1 1/4" | 3/8" | 1/4" | Fully Threaded | Coarse | 70,000 | 96146A183 | 00000 | ||
M3 × 0.5 mm | |||||||||
| 6 mm | 5.5 mm | 3 mm | Fully Threaded | Coarse | 70,000 | 96146A211 | 00000 | ||
| 12 mm | 5.5 mm | 3 mm | Fully Threaded | Coarse | 70,000 | 96146A214 | 00000 | ||
M6 × 1 mm | |||||||||
| 16 mm | 10 mm | 6 mm | Fully Threaded | Coarse | 70,000 | 96146A227 | 00000 | ||
| 25 mm | 10 mm | 6 mm | Fully Threaded | Coarse | 70,000 | 96146A229 | 00000 | ||
Nickel Cup-Tip Set Screws
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Lg. | Drive Size | Hardness | Each | |||
|---|---|---|---|---|---|---|
Ultra-Corrosion-Resistant 400 Nickel | ||||||
10-24 | ||||||
| 3/16" | 3/32" | Not Rated | 93386A261 | 00000 | ||
| 1/4" | 3/32" | Not Rated | 93386A265 | 0000 | ||
| 3/8" | 3/32" | Not Rated | 93386A273 | 0000 | ||
| 1/2" | 3/32" | Not Rated | 93386A277 | 0000 | ||
10-32 | ||||||
| 3/16" | 3/32" | Not Rated | 93386A310 | 0000 | ||
| 1/4" | 3/32" | Not Rated | 93386A315 | 0000 | ||
| 3/8" | 3/32" | Not Rated | 93386A321 | 0000 | ||
| 1/2" | 3/32" | Not Rated | 93386A326 | 0000 | ||
1/4"-20 | ||||||
| 3/16" | 1/8" | Not Rated | 93386A436 | 0000 | ||
| 1/4" | 1/8" | Not Rated | 93386A442 | 0000 | ||
| 5/16" | 1/8" | Not Rated | 93386A448 | 00000 | ||
| 3/8" | 1/8" | Not Rated | 93386A454 | 00000 | ||
| 1/2" | 1/8" | Not Rated | 93386A460 | 00000 | ||
5/16"-18 | ||||||
| 5/16" | 5/32" | Not Rated | 93386A496 | 0000 | ||
| 3/8" | 5/32" | Not Rated | 93386A502 | 0000 | ||
| 1/2" | 5/32" | Not Rated | 93386A508 | 00000 | ||
3/8"-16 | ||||||
| 3/8" | 3/16" | Not Rated | 93386A616 | 0000 | ||
| 1/2" | 3/16" | Not Rated | 93386A622 | 00000 | ||
| 3/4" | 3/16" | Not Rated | 93386A628 | 00000 | ||
| 1" | 3/16" | Not Rated | 93386A634 | 00000 | ||
Nickel Hex-Drive Shoulder Screws
Head | Certificate | Each | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Shoulder Lg. | Thread Size | Thread Lg. | Dia. | Ht. | Drive Size | Tensile Strength, psi | Specs. Met | Type | Form | 1-4 | 5-Up | |||
Ultra-Corrosion-Resistant Nickel | ||||||||||||||
1/8" Diameter Shoulder (-0.004" to -0.002" Tolerance) | ||||||||||||||
| 1/8" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | — | — | 96125A301 | 000000 | 000000 | ||
| 3/16" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | Material Certificate | Digital | 96125A302 | 00000 | 00000 | ||
| 1/4" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | — | — | 96125A303 | 00000 | 00000 | ||
| 5/16" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | Material Certificate | Digital | 96125A304 | 00000 | 00000 | ||
| 3/8" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | Material Certificate | Digital | 96125A305 | 00000 | 00000 | ||
| 1/2" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | Material Certificate | Digital | 96125A306 | 00000 | 00000 | ||
3/16" Diameter Shoulder (-0.004" to -0.002" Tolerance) | ||||||||||||||
| 1/8" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | Material Certificate | Digital | 96125A401 | 00000 | 00000 | ||
| 3/16" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | — | — | 96125A402 | 00000 | 00000 | ||
| 1/4" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | Material Certificate | Digital | 96125A403 | 00000 | 00000 | ||
| 5/16" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | Material Certificate | Digital | 96125A404 | 00000 | 00000 | ||
| 3/8" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | Material Certificate | Digital | 96125A405 | 00000 | 00000 | ||
| 1/2" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | — | — | 96125A406 | 00000 | 00000 | ||
| 3/4" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | — | — | 96125A407 | 00000 | 00000 | ||
| 1" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | Material Certificate | Digital | 96125A408 | 00000 | 00000 | ||
1/4" Diameter Shoulder (-0.004" to -0.002" Tolerance) | ||||||||||||||
| 1/4" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | ASME B18.3 | — | — | 96125A501 | 00000 | 00000 | ||
| 3/8" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | ASME B18.3 | Material Certificate | Digital | 96125A502 | 00000 | 00000 | ||
| 1/2" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | ASME B18.3 | Material Certificate | Digital | 96125A503 | 00000 | 00000 | ||
| 3/4" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | ASME B18.3 | Material Certificate | Digital | 96125A504 | 00000 | 00000 | ||
| 1" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | ASME B18.3 | Material Certificate | Digital | 96125A505 | 00000 | 00000 | ||






























