bolts › machine bolts
AN10-40A
Aeronautical Standard Machine Bolt
Description
Fastener Length: 4-9/64", Thread: 5/8-18, Thread Length: 15/16", AN10 series bolt
Specifications
| Fastener Length | 4.141 |
|---|---|
| Features Provided | Finished head |
| Grip Length | 3.188 |
| Hardness Rating | 26.0 rockwell c and 32.0 rockwell c |
| Head Height | Between 0.328 inches and 0.360 inches |
| Head Style | Hexagon Head |
| Material | Steel |
| Material Specification | Mil-b-6812 military specification all material responses |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Surface Treatment | Cadmium or chromate |
| Surface Treatment Specification | Class 3 federal specification all treatment responses type 2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.625 |
| Thread Direction | Right-hand |
| Thread Length | 0.953 |
| Thread Qty Per Inch (tpi) | 18 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 5/8 |
| Width Between Flats | Between 0.928 inches and 0.940 inches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN10-40A. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error