bolts › close tolerance bolts
NAS1954C3
Bolt
Description
Fastener Length: 39/64", Thread: 1/4-28, Thread Length: 27/64"
Specifications
| Fastener Length | 0.613 |
|---|---|
| Grip Diameter | 0.398 inches minimum |
| Grip Length | 0.188 |
| Head Height | 0.125 inches minimum and 0.140 inches maximum |
| Head Style | Hexagon Head |
| Length | 39/64 |
| Material | Iron |
| Material Specification | Ams5731 assn std single material response or ams5737 assn std single material response |
| Min. Tensile Strength (psi) | 180000 pounds per square inch |
| Single Shear Strength | 108000 pounds per square inch |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.425 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Width Between Flats | 0.510 |
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 NAS1954C3. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error