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Drilled Shank Close Tolerance Bolt NAS6608D40

Description:

Length: 3.235", grip: 2.500", thread: 1/2-20, thread: 1/2-20, hex head, drilled shank, tension, long thread, cadmium plated alloy steel

NAS6608D40 Details

National Stock Number (NSN) 5306-01-524-0776
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 0.735 inches
Fastener Length Between 3.220 inches and 3.250 inches
Head Style Dished hexagon
Head Height Between 0.250 inches and 0.265 inches
Width Between Flats Between 0.741 inches and 0.752 inches
Grip Diameter Between 0.494 inches and 0.495 inches
Shank Unthreaded Hole Diameter 0.106 inches first hole
Thread Diameter 0.500 inches
Grip Length 2.500 inches
Thready Qty Per Inch (tpi) 20
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 3.019 inches first hole
Material Steel comp 4140 or steel comp 4340 or steel comp 8740
Material Specification Mil-s-5626 federal specification 1st material response and ams6415 assn standard 2nd material response and mil-s-6049 military specification 3rd material response
Surface Treatment Cadmium
Surface Treatment Specification Qq-p-416 type ii class 2 federal specification single treatment response
Thread Series Designator Unjf

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