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AN7-24A
Aeronautical Standard Machine Bolt
Description
Airframe Bolt
Specifications
| Country of Origin | USA |
|---|---|
| Drilling | Undrilled Head |
| Fastener Length | Between 2.578 inches and 2.625 inches |
| Features Provided | Finished head |
| Grip | 1 15/16 in |
| Grip Length | 1 15/16, Between 1.922 inches and 1.954 inches |
| Hardness Rating | 26 rockwell and 32 rockwell |
| Head Height | Between 0.234 inches and 0.266 inches |
| Head Style | Hexagon Head |
| Head Type | Hexagon |
| Industry Standards/Certification | AN7 |
| Length | 2 19/32 in, 2 5/8 |
| Material | Steel |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| NIIN | 00-004-1534 |
| NSN | 5306-00-004-1534 |
| Nominal Length | 2 19/32 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 class 3 federal specification all treatment responses |
| Thread Class | 3a |
| Thread Diameter | 0.438 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.624 inches and 0.703 inches |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 7/16-20 |
| Weight | 0.128 lb |
| Width Between Flats | Between 0.615 inches and 0.627 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN7-24A. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error