bolts › close tolerance bolts
AN175C12
Aeronautical Standard Close Tolerance Bolt
Description
Fastener Length: 1-11/32", Thread: 1/4-24, Thread Length: 1/2", AN175 series bolt
Specifications
| Fastener Length | Between 1.326 inches and 1.356 inches |
|---|---|
| Grip Diameter | Between 0.3112 inches and 0.3117 inches |
| Grip Length | Between 0.797 inches and 0.827 inches |
| Head Height | Between 0.172 inches and 0.204 inches |
| Head Style | Hexagon Head |
| Material | CRES |
| Specification Data | 88044-an175 government standard |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.529 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 1/4 |
| Width Between Flats | 0.58 |
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 AN175C12. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error