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.
Dept. of the Army 
Dept. of the Air Force 
U.s. Marine Corps 
Dept. of the Navy 
U.s. Coast Guard 
Poland 
Spain 
Australia 
Belgium 
Germany 
Republic of Korea 
United Kingdom 
Greece 
Turkey Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 6240-01-535-9398
NSN 7035-00-055-9778
NSN 6620-01-655-4591
NSN 5895-01-510-6325
NSN 4140-01-417-2611
NSN 6645-01-576-9896
NSN 5905-00-411-8304
NSN 5905-01-539-4253
NSN 5935-00-439-3748
NSN 5925-01-401-5314
NSN 6105-01-355-5557
NSN 6620-00-073-9859