bolts › close tolerance bolts
NAS1134V8
Close Tolerance Bolt
Description
Fastener Length: 53/64", Thread: 1/4-28, Thread Length: 21/64"
Specifications
| Fastener Length | Between 0.801 inches and 0.831 inches |
|---|---|
| Grip Diameter | Between 0.2485 inches and 0.2495 inches |
| Grip Length | Between 0.490 inches and 0.510 inches |
| Head Diameter | Between 0.473 inches and 0.492 inches |
| Head Height | Between 0.162 inches and 0.175 inches |
| Head Style | Pan Head |
| Internal Drive Style | Offset cruciform (torque set) |
| Material | Titanium |
| Material Specification | 6al-4v assn standard single material response nas 621 |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.291 inches and 0.341 inches |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 1/4 |
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 NAS1134V8. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error