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AN3-51A
Aeronautical Standard Machine Bolt
Description
Fastener Length: 5-1/8", Thread: 10-32, Thread Length: 3/8", cadmium plated
Specifications
| Fastener Length | 5.156 |
|---|---|
| Features Provided | Finished head |
| Grip Length | 4 3/4, 4.750 |
| Hardness Rating | 26.0 rockwell c and 32.0 rockwell c |
| Head Height | Between 0.109 inches and 0.141 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 |
| Nominal Length | 5 5/32 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Cl 3 federal specification all treatment responses type 2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.406 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 10 |
| Width Between Flats | Between 0.365 inches and 0.377 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN3-51A. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error