studs › plain studs
AN126021
Aeronautical Standard Plain Stud
Description
Thread Size: 1/4", Length: 1-5/8", Thread Length: 1/2", AN126 series stud
Specifications
| Hardness Rating | Between 26.0 rockwell c and 32.0 rockwell c |
|---|---|
| Material | Steel |
| Material Specification | Ams 6322 assn standard single material response |
| Overall Length | Between 1.615 inches and 1.635 inches |
| Surface Finish | 32.0 microinches nut thd, 32.0 microinches stud thd, 63.0 microinches shank |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Ams 2400 assn standard single treatment response |
| Thread Class | 3a nut thread |
| Thread Direction | Right-hand nut thread, Right-hand stud thread |
| Thread Length | 0.562 inches nut thread, 0.688 inches stud thread |
| Thread Pitch Diameters | +0.2308/+0.2323 inches stud thread |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 stud thread, 28 nut thread |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) nut thread, Uns stud thread |
| Thread Size | 0.250 inches nut thread, 0.250 inches stud thread |
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.
- AN126022 AN 1/4-20 · Steel
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Catalog data updated 2026-07-05. Report a data error