Hexagon head
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
NSN 6220-00-993-5708
NSN 5915-01-311-1160
NSN 2925-01-552-7151
NSN 6150-00-113-8619
NSN 5965-00-007-7863
NSN 6650-01-449-3042
NSN 6645-01-308-2260
NSN 6110-01-624-3328
NSN 2925-00-066-9700
NSN 5965-01-046-9619
NSN 6650-01-438-7323
NSN 5990-00-444-0612