bolts › machine bolts
3D0124C8D46
Bolt
Description
Fastener Length: 3-43/64", Thread: 1/2-20, Thread Length: 49/64"
Specifications
| Fastener Length | 3.645 inches minimum and 3.685 inches maximum |
|---|---|
| Head Height | 0.328 inches minimum and 0.360 inches maximum |
| Head Style | Hexagon Head |
| Length | 3 43/64 |
| Material | Iron |
| Material Specification | Ams 5737 assn std single material response and vsm 1327 mfr ref single material response |
| Min. Tensile Strength (psi) | 167 pounds per square inch |
| Part Name Assigned By Controlling Agency | Bolt,shoulder - hexagon head, a286 |
| Shoulder Diameter | 0.620 inches minimum first shoulder and 0.624 inches maximum first shoulder |
| Shoulder Length | 2.885 inches minimum first shoulder and 2.905 inches maximum first shoulder |
| Shoulder Shape | Round first shoulder |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,type 2,class 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | 0.770 |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNJF |
| Thread Size | 1/2 |
| Width Between Flats | 0.928 inches minimum and 0.940 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- 3D0124C8D36
- 3D0124C8D46
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- PBF1602C8D46 Other 1/2-20 · 0.099 in · Hexagon Head · Iron
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Catalog data updated 2026-07-05. Report a data error