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AN4CH24A
Aeronautical Standard Machine Bolt
Description
Fastener Length: 2-35/64", Thread: 1/4-28, Thread Length: 15/32
Specifications
| Fastener Length | Between 2.515 inches and 2.547 inches |
|---|---|
| Features Provided | Finished head |
| Grip Length | Between 2.046 inches and 2.078 inches |
| Head Height | Between 0.140 inches and 0.172 inches |
| Head Style | Hexagon Head |
| Hole Configuration Style | Hexagon flats |
| Hole Quantity | 1 |
| Hole Type | Drilled |
| Material | Steel |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Surface Treatment | Passivate |
| 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 |
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 AN4CH24A. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error