bolts › shear bolts
NAS6304U76
Hex Head Bolt
Description
Fastener Length: 5-1/8", Thread: 1/4-28, Thread Length: "
Specifications
| Fastener Length | 5.105 inches minimum and 5.135 inches maximum |
|---|---|
| Grip Diameter | 4.740 inches minimum and 4.760 inches maximum |
| Grip Length | 0.125 inches minimum and 0.140 inches maximum |
| Head Height | 0.125 inches minimum and 0.140 inches maximum |
| Head Style | Dished hexagon |
| Length | 5 1/8 |
| Material | Iron |
| Material Specification | Ams 5731 assn std 1st material response or ams 5737 assn std 2nd material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas6304 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Nas 4003 assn std single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.370 |
| 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 NAS6304U76. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error