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NAS6704DU10
Bolt
Description
Fastener Length: 1-1/16", Thread: 1/4-28, Thread Length: 7/16"
Specifications
| Distance From Head Largest Bearing Surface To Shank Hole Center | 0.857 inches minimum first hole and 0.887 inches maximum first hole |
|---|---|
| Fastener Length | 1.035 inches minimum and 1.065 inches maximum |
| Grip Diameter | 0.2481 inches minimum and 0.2487 inches maximum |
| Grip Length | 0.615 inches minimum and 0.635 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Height | 0.125 inches minimum and 0.140 inches maximum |
| Head Style | Dished hexagon |
| Length | 1 1/16 |
| 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 |
| Shank Unthreaded Hole Diameter | 0.076 inches minimum first hole and 0.086 inches maximum first hole |
| Specification Data | 80205-nas6704 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Passivate |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.400 inches minimum and 0.450 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Width Between Flats | 0.430 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.
- NAS1224-10 NAS 1/4-28 · 0.073 in · Dished hexagon · Steel
- NAS1224-10L NAS 1/4-28 · 0.073 in · Dished hexagon · Steel
- NAS6704D10 NAS 1/4-28 · 0.073 in · Dished hexagon · Iron
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Catalog data updated 2026-07-05. Report a data error