Worldwide distributor of NSN parts and consumables located in the USA.
Length: 1.563", grip: 1.125", thread: 5/16-24, hex head, drilled shank, tension, short thread, cadmium plated alloy steel
National Stock Number (NSN) | 5306-01-100-6947 |
Alternate Part Number | N/A |
Federal Supply Class (FSC) | 5306 |
Unit of Measure (UOM) | 4 /Ea. |
Thread Class | 3a |
Thread Direction | Right-hand |
Thread Length | 0.438 inches |
Fastener Length | Between 1.548 inches and 1.578 inches |
Head Style | Dished hexagon |
Head Height | Between 0.156 inches and 0.171 inches |
Width Between Flats | Between 0.492 inches and 0.502 inches |
Grip Diameter | Between 0.3110 inches and 0.3120 inches |
Shank Unthreaded Hole Diameter | 0.076 inches first hole and 0.086 inches first hole |
Thread Diameter | 0.312 inches |
Grip Length | Between 1.115 inches and 1.135 inches |
Thready Qty Per Inch (tpi) | 24 |
Min. Tensile Strength (psi) | 160000 pounds per square inch |
Hardness Rating | 36.0 rockwell c and 40.0 rockwell c |
Distance From Head Largest Bearing Surface To Shank Hole Center | 1.376 inches first hole and 1.386 inches first hole |
Surface Finish | 125.0 microinches sides of head |
Surface Finish | 125.0 microinches top of head |
Surface Finish | 32.0 microinches bearing surface of head |
Surface Finish | 32.0 microinches grip |
Surface Finish | 32.0 microinches threads |
Material | Steel comp e4340 or steel comp 8740 |
Material Specification | Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams 6322 assn standard 2nd material response |
Surface Treatment | Cadmium and chromate |
Surface Treatment Specification | Qq-p-416, type 2, class 2 federal specification all treatment responses |
Thread Series Designator | Unjf |
Specification Data | 80205-nas6205 professional/industrial association specification |
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