bolts › shear bolts
NAS6704D14
Bolt
Description
Fastener Length: 1-5/16", Thread: 1/4-28, Thread Length: 27/64"
Specifications
| Distance From Head Largest Bearing Surface To Shank Hole Center | 1.294 inches minimum first hole and 1.324 inches minimum first hole |
|---|---|
| Fastener Length | 1.285 inches minimum and 1.315 inches maximum |
| Grip Diameter | 0.2490 inches minimum and 0.2495 inches maximum |
| Grip Length | 0.865 inches minimum and 0.885 inches maximum |
| Head Height | 0.125 inches minimum and 0.140 inches maximum |
| Head Style | Dished hexagon |
| Length | 1 5/16 |
| 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 |
| Part Name Assigned By Controlling Agency | Bolt, hex head, close tolerance, 286 cres, long threads, self-locking and non-locking |
| Shank Unthreaded Hole Diameter | 0.076 inches minimum first hole and 0.086 inches maximum first hole |
| Specification Data | 90205-nas6704 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 | 0.250 |
| 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 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
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.
- NAS6704-14 NAS 1/4-28 · 0.073 in · Dished hexagon · Iron
- NAS6704A14 NAS 1/4-28 · 0.073 in · Dished hexagon · Iron
- NAS6804U14 NAS 1/4-28 · 0.073 in · Dished hexagon · Titanium
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error