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AN176-51
Aeronautical Standard Close Tolerance Bolt
Description
Close Tolerance Bolt
Specifications
| Alternate Part Number | 402-377 |
|---|---|
| Country of Origin | USA |
| Grip | 4 9/16 in |
| Head Height | Between 0.203 inches and 0.235 inches |
| Head Style | Hexagon Head |
| Head Type | Hexagon |
| Industry Standards/Certification | AN176 |
| Length | 5 11/64 in |
| NIIN | 01-423-5589 |
| NSN | 5306-01-423-5589 |
| Shank Unthreaded Hole Diameter | 0.106 inches first hole and 0.116 inches first hole |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 3/8 |
| Weight | 0.18 lb |
| Width Between Flats | Between 0.553 inches and 0.565 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN176-51. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error