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NAS6304U27
Shear Bolt
Description
Fastener Length: 2-1/16", Thread: 1/4-28, Thread Length: 25/64", NAS6304 series bolt
Specifications
| Fastener Length | Between 2.043 inches and 2.073 inches |
|---|---|
| Grip Diameter | Between 0.2490 inches and 0.2495 inches |
| Grip Length | Between 1.678 inches and 1.698 inches |
| Head Height | Between 0.125 inches and 0.140 inches |
| Head Style | Dished hexagon |
| Material | Iron |
| Material Specification | Ams 5731 assn standard single material response or ams 5737 assn standard single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas6304 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.345 inches and 0.395 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 |
| Width Between Flats | Between 0.430 inches and 0.439 inches |
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.
- NAS6204-27D NAS 1/4-28 · 2.07 in · Dished hexagon · Steel
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Catalog data updated 2026-07-05. Report a data error