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NAS6804U40
Bolt
Description
Fastener Length: 2-15/16", Thread: 1/4-28, Thread Length: 27/64"
Specifications
| Fastener Length | 2.910 inches minimum and 2.940 inches maximum |
|---|---|
| Grip Diameter | 0.2481 inches minimum and 0.2487 inches maximum |
| Grip Length | 2.490 inches minimum and 2.510 inches maximum |
| Head Height | 0.125 inches minimum and 0.140 inches maximum |
| Head Style | Hexagon Head |
| Length | 2 15/16 |
| Material | Titanium |
| Material Specification | Ams 4928 assn std all material responses or ams 4967 assn std all material responses |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas6804 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head |
| 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 | 0.429 inches minimum and 0.439 inches maximum |
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- NAS6604-39 NAS 1/4-28 · 0.086 in · Hexagon Head · Steel
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Catalog data updated 2026-07-05. Report a data error