Worldwide distributor of NSN parts and consumables located in the USA.
Length: 15/16", thread: 1/4-28, 12 point machine bolt, extended washer head, corrosion and heat resistant steel
National Stock Number (NSN) | 5306-00-079-1299 |
Alternate Part Number | N/A |
Federal Supply Class (FSC) | 5306 |
Unit of Measure (UOM) | 10 /Ea. |
Thread Class | 2a |
Thread Direction | Right-hand |
Thread Length | Between 0.750 inches and 0.810 inches |
Fastener Length | 0.938 inches |
Head Style | Double hexagon extended washer |
Head Height | 0.300 inches |
Width Between Flats | Between 0.305 inches and 0.313 inches |
Extended Washer Diameter | 0.438 inches |
Extended Washer Thickness | Between 0.060 inches and 0.070 inches |
Thread Diameter | 0.250 inches |
Grip Length | Between 0.128 inches and 0.188 inches |
Features Provided | Finished head |
Thready Qty Per Inch (tpi) | C8 |
Minimum Yield Strength | 85000 pounds per square inch |
Surface Finish | 32.0 microinches bearing surface of head |
Surface Finish | 32.0 microinches grip |
Surface Finish | 32.0 microinches threads |
Material | Iron alloy 660 |
Material Specification | Ams 5731 assn standard single material response |
Thread Series Designator | Unjf |
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