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AN7-13
Aeronautical Standard Machine Bolt
Description
Airframe Bolt; Drilled
Specifications
| Country of Origin | USA |
|---|---|
| Distance From Head Largest Bearing Surface To Shank Hole Center | 1.296 inches nominal first hole |
| Drilling | Drilled Head |
| Fastener Length | 1.469 |
| Features Provided | Finished head |
| Grip | 13/16 in |
| Grip Length | 0.812, 13/16 |
| Hardness Rating | 26.0 rockwell c minimum and 32.0 rockwell c maximum |
| Head Height | 0.234 inches minimum and 0.266 inches maximum |
| Head Style | Hexagon Head |
| Head Type | Hexagon |
| Industry Standards/Certification | AN7 |
| Length | 1 15/32 in |
| Material | Steel |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| NIIN | 00-156-2641 |
| NSN | 5306-00-156-2641 |
| Nominal Length | 1 15/32 |
| Shank Unthreaded Hole Diameter | 0.106 inches nominal first hole |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty2,cl3 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.437 |
| Thread Direction | Right-hand |
| Thread Length | 0.657 |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNF |
| Thread Size | 3/8, 7/16-20 |
| Weight | 0.08 lb |
| Width Between Flats | 0.615 inches minimum and 0.627 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN7-13. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error