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AN176C25A
Aeronautical Standard Bolt
Description
Fastener Length: 2-47/64", Thread: 3/8-24, Thread Length: 11/16"
Specifications
| Fastener Length | 2.687 inches minimum and 2.734 inches maximum |
|---|---|
| Grip Diameter | 0.3737 inches minimum and 0.3742 inches maximum |
| Grip Length | 2.047 inches minimum and 2.077 inches maximum |
| Hardness Rating | 26.0 rockwell c minimum and 32.0 rockwell c maximum |
| Head Height | 0.203 inches minimum and 0.235 inches maximum |
| Head Style | Hexagon Head |
| Length | 2 47/64 |
| Material | Steel |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Surface Finish | 63.0 microinches bearing surface of head, 63.0 microinches threads |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Length | 0.610 inches minimum and 0.687 inches maximum |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNF |
| Thread Size | 3/8 |
| Width Between Flats | 0.553 inches minimum and 0.565 inches maximum |
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 AN176C25A. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error