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AN128382
Aeronautical Standard Stud
Description
Thread Size: 1/4", Thread Length: 1/2"
Specifications
| Hardness Rating | 26.0 rockwell c minimum and 32.0 rockwell c maximum |
|---|---|
| Material | Steel |
| Material Specification | Ams 6322 assn std single material response |
| Overall Length | 1.115 inches minimum and 1.135 inches maximum |
| 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 std single treatment response |
| Thread Class | 3a nut thread |
| Thread Direction | Right-hand nut thread, Right-hand stud thread |
| Thread Length | 0.428 inches minimum and 0.448 inches maximum nut thread, 0.428 inches minimum nut thread and 0.448 inches maximum nut thread, 0.552 inches minimum stud thread and 0.572 inches maximum stud thread |
| Thread Pitch Diameters | +0.2218/+0.2233 inches stud thread |
| Thread Qty Per Inch (tpi) | 28 nut thread, 28 stud thread |
| Thread Series Designator | Unf nut thread, Uns stud thread |
| Thread Size | 0.250 inches nut thread, 0.250 inches stud thread |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN128382. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error