Worldwide distributor of NSN parts and consumables located in the USA.
Length: 1/2", thread: 1/4-28, 12 point machine bolt, extended washer head, corrosion and heat resistant steel
National Stock Number (NSN) | 5306-00-107-2000 |
Alternate Part Number | N/A |
Federal Supply Class (FSC) | 5306 |
Unit of Measure (UOM) | 1 /Ea. |
Thread Class | 3a |
Thread Direction | Right-hand |
Thread Length | Between 0.401 inches and 0.421 inches |
Fastener Length | 0.500 inches |
Head Style | Double hexagon w/hole |
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 |
Hole Diameter | 0.070 inches |
Thread Diameter | 0.250 inches |
Grip Length | Between 0.079 inches and 0.099 inches |
Hole Quantity | 4 |
Hole Type | Drilled |
Features Provided | Finished head |
Thready Qty Per Inch (tpi) | 28 |
Min. Tensile Strength (psi) | 130000 pounds per square inch |
Hardness Rating | 248.0 brinell standard and 341.0 brinell standard |
Minimum Yield Strength | 85000 pounds per square inch |
Hole Configuration Style | Double hexagon longitudinal hole |
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 |
Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.