bolts › close tolerance bolts
NAS1154V25
Bolt
Description
Fastener Length: 1-57/64", Thread: 1/4-28, Thread Length: 21/64"
Specifications
| Countersink Angle | 100.0 degrees |
|---|---|
| Fastener Length | 1.863 inches minimum and 1.893 inches maximum |
| Grip Diameter | 0.2485 inches minimum and 0.2495 inches maximum |
| Grip Length | 1.552 inches minimum and 1.572 inches maximum |
| Head Diameter | 0.449 inches minimum and 0.507 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Offset cruciform (torque set) |
| Length | 1 57/64 |
| Material | Titanium |
| Material Specification | Nas 621,6al-4v assn std single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Surface Finish | 32.0 microinches grip, 32.0 microinches threads |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.291 inches minimum and 0.341 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| 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 NAS1154V25. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error