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NAS6204-9X
Bolt
Description
Fastener Length: 15/16", Thread: 1/4-28, Thread Length: 25/64"
Specifications
| Fastener Length | 0.917 inches minimum and 0.947 inches maximum |
|---|---|
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Height | 0.2485 inches minimum and 0.2495 inches maximum |
| Head Style | Dished hexagon |
| Length | 15/16 |
| Material | Steel |
| Material Specification | Mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Shoulder Diameter | 0.2641 inches minimum first shoulder and 0.2651 inches maximum first shoulder |
| Shoulder Length | 0.552 inches minimum first shoulder and 0.572 inches maximum first shoulder |
| Shoulder Shape | Round first shoulder |
| Specification Data | 80205-nas6204 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 class 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.345 inches minimum and 0.395 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 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS6204-9X. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error