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 
Defense Logistics Agency 
U.s. Coast Guard 
Bureau of Mines 
Bureau of Reclamation 
Bonneville Power Administration 
National Aeronautics and Space Administration
National Aeronautics and Space Administration 
Austria 
Finland 
Lithuania 
Poland 
Brazil 
Spain 
Singapore 
Kuwait 
Morocco 
Saudi Arabia 
Malaysia 
Australia 
Belgium 
Canada 
New Zealand 
France 
Germany 
Republic of Korea 
United Kingdom 
Philippines 
Netherlands 
Portugal 
Italy 
Denmark 
Norway 
Greece 
Turkey 
NATO Maintenance and Supply Agency Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 5920-01-260-3945
NSN 5965-01-111-6031
NSN 5998-01-186-0389
NSN 6145-00-117-8861
NSN 5996-00-862-5514
NSN 6610-00-886-9140
NSN 6645-01-558-9016
NSN 6105-01-268-2290
NSN 5999-01-449-1248
NSN 5975-01-132-0223
NSN 5920-00-146-5071
NSN 5998-00-152-0046