bolts › close tolerance bolts
AN174-22
Aeronautical Standard Close Tolerance Bolt
Description
length: 2-9/32", grip: 1-13/16", thread: 1/4-28, cadmium plated steel, drilled shank, AN174 series bolt
Specifications
| End Application | Chinook ch-47d helicopter |
|---|---|
| Fastener Length | 2.281 |
| Grip Diameter | Between 0.2487 inches and 0.2492 inches |
| Grip Length | 1.812 |
| Head Height | Between 0.124 inches and 0.156 inches |
| Head Style | Hexagon Head |
| Length | 2 1/4 |
| Material | Steel |
| Surface Treatment | Cadmium |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.469 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 1/4 |
| Width Between Flats | Between 0.428 inches and 0.440 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN174-22. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error