Rockwell c scale 58 min hardness head only
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.
Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 6105-01-068-8143
NSN 5945-01-424-3298
NSN 5950-00-137-8136
NSN 5990-01-074-6549
NSN 5895-01-466-7540
NSN 6620-00-656-5799
NSN 5950-00-239-5261
NSN 5998-00-275-2145
NSN 5935-01-524-2805
NSN 5910-00-405-0591
NSN 5835-01-376-8454
NSN 5990-01-276-3686