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Close Tolerance Bolt NAS6704-4

Description:

Length: 0.675", grip: 0.250", thread: 1/4-28, hex head, tension, long thread, cadmium plated corrosion resistant steel

NAS6704-4 Details

National Stock Number (NSN) 5306-01-229-5554
Alternate Part Number N/A
Federal Supply Class (FSC) 5306
Unit of Measure (UOM) 10 /Ea.
Thread Class 3a
Thread Direction Right-hand
Thread Length Between 0.410 inches and 0.440 inches
Fastener Length Between 0.660 inches and 0.690 inches
Head Style Dished hexagon
Head Height Between 0.125 inches and 0.140 inches
Width Between Flats Between 0.430 inches and 0.439 inches
Grip Diameter Between 0.2485 inches and 0.2495 inches
Thread Diameter 0.250 inches
Grip Length Between 0.240 inches and 0.260 inches
Thready Qty Per Inch (tpi) 28
Min. Tensile Strength (psi) 160000 pounds per square inch
Surface Finish 125.0 microinches top of head
Surface Finish 132.0 microinches sides of head
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 or ams 5737 assn standard single material response
Surface Treatment Passivate and chromate
Surface Treatment Specification Qq-p-416, type 2, class 3 federal specification all treatment responses
Thread Series Designator Unjf
Specification Data 80205-nas6704 professional/industrial association standard

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