bolts › close tolerance bolts
NAS1578A4T11
Bolt
Description
Fastener Length: 1-3/32", Thread: 1/4-28, Thread Length: 27/64"
Specifications
| Fastener Length | 1.076 inches minimum and 1.106 inches maximum |
|---|---|
| Grip Length | 0.678 inches minimum and 0.698 inches maximum |
| Head Style | Pan no. 2 |
| Internal Drive Style | Offset cruciform (torque set) |
| Length | 1 3/32 |
| Material | Steel |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.378 inches minimum and 0.428 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNC |
| Thread Size | 1/4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- NAS1578A4T3
- NAS1578A4T4
- NAS1578A4T7
- NAS1578A4T11
- NAS1578A4T20
- NAS1578A4T22
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1578A4T11. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error