Bolt MS21250-05018

Description:

Length: 1.724\", grip: 1.125\", thread: 5/16-24, external wrenching bolt, flanged, 12 point, cadmium plated steel alloy, undrilled head

MS21250-05018 Details

National Stock Number (NSN)	5306-00-949-3769
Alternate Part Number	N/A
Federal Supply Class (FSC)	5306
Unit of Measure (UOM)	25 /Ea.
Thread Class	3a
Thread Direction	Right-hand
Thread Length	Between 0.579 inches and 0.619 inches
Fastener Length	Between 1.714 inches and 1.734 inches
Head Style	Double hexagon w/hole
Head Height	Between 0.338 inches and 0.358 inches
Width Between Flats	Between 0.367 inches and 0.376 inches
Extended Washer Diameter	Between 0.521 inches and 0.531 inches
Extended Washer Thickness	Between 0.072 inches and 0.092 inches
Grip Diameter	Between 0.3110 inches and 0.3120 inches
Single Shear Strength	108000 pounds per square inch
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)	180000 pounds per square inch
Hardness Rating	39.0 rockwell c and 43.0 rockwell c
Material	Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740
Material Specification	Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-8503 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6049 military specification 5th material response
Surface Treatment	Cadmium and chromate
Surface Treatment Specification	Qq-p-416, type 2, cl 3 federal specification single treatment response
Thread Series Designator	Unjf

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