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NAS1297-3-2
Shoulder Bolt
Description
Fastener Length: 33/64", Thread: 10-32, Thread Length: 25/64"
Specifications
| Fastener Length | 0.487 inches minimum and 0.527 inches maximum |
|---|---|
| Hardness Rating | 26.0 rockwell c minimum and 32.0 rockwell c maximum |
| Head Height | 0.140 inches minimum and 0.172 inches maximum |
| Head Style | Hexagon Head |
| Length | 33/64 |
| Material | Steel |
| Material Specification | Mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6050 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6758 mil spec 5th material response or ams assn std 6th material response |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Shoulder Diameter | 0.246 inches minimum first shoulder and 0.249 inches maximum first shoulder |
| Shoulder Length | 0.125 inches minimum first shoulder and 0.135 inches maximum first shoulder |
| Shoulder Shape | Round first shoulder |
| Specification Data | 80205-nas1297 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2 cl 3 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.342 inches minimum and 0.392 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| Thread Size | 10 |
| Width Between Flats | 0.428 inches minimum and 0.440 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1297-3-2. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error