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NAS6305-16
Machine Bolt
Description
Fastener Length: 1-29/64", Thread: 1/4-24, Thread Length: 29/64
Specifications
| Fastener Length | 1.423 inches minimum and 1.453 inches maximum |
|---|---|
| Grip Diameter | 0.3115 inches minimum and 0.3120 inches maximum |
| Grip Length | 0.990 inches minimum and 1.010 inches maximum |
| Head Height | 0.156 inches minimum and 0.171 inches maximum |
| Head Style | Dished hexagon |
| Length | 1 29/64 |
| Material | Iron |
| Material Specification | Ams5731 assn std single material response or ams5737 assn std single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas6305 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.413 inches minimum and 0.463 inches maximum |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Width Between Flats | 0.492 inches minimum and 0.502 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.
- BACB30NM5K16 BAC 1/4-24 · 0.073 in · Dished hexagon · Titanium
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Catalog data updated 2026-07-05. Report a data error