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NAS6704U29X
Shoulder Bolt
Description
Fastener Length: 2-1/4", Thread: 1/4-28, Thread Length: 7/16"
Specifications
| Fastener Length | 2.222 inches minimum and 2.252 inches maximum |
|---|---|
| Head Height | 0.125 inches minimum and 0.140 inches maximum |
| Head Style | Dished hexagon |
| Length | 2 1/4 |
| Material | Iron |
| Material Specification | Ams 5731 assn std single material response or ams 5737 assn std single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Shoulder Diameter | 0.264 inches minimum first shoulder and 0.265 inches maximum first shoulder |
| Shoulder Length | 1.802 inches minimum first shoulder and 1.822 inches maximum first shoulder |
| Shoulder Shape | Round first shoulder |
| Specification Data | 80205-nas6704 professional/industrial association standard |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| 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 | 0.429 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.
- NAS6604-26X NAS 1/4-28 · 0.086 in · Dished hexagon · Steel
- NAS6604-30X NAS 1/4-28 · 0.086 in · Dished hexagon · Steel
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Catalog data updated 2026-07-05. Report a data error