An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
Dept. of the Army 
Dept. of the Air Force 
National Security Agency 
U.s. Marine Corps 
Dept. of the Navy 
Office of the Secretary of Transportation 
U.s. Coast Guard 
National Aeronautics and Space Administration
National Aeronautics and Space Administration 
Austria 
Lithuania 
Poland 
Brazil 
Spain 
Israel 
Singapore 
Kuwait 
Saudi Arabia 
Malaysia 
Australia 
Canada 
New Zealand 
France 
Germany 
Republic of Korea 
United Kingdom 
Netherlands 
Portugal 
Italy 
Denmark 
Greece 
Turkey 
NATO Maintenance and Supply Agency Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 5935-01-527-1095
NSN 6130-01-063-2243
NSN 5975-01-441-2181
NSN 5999-00-369-6790
NSN 5999-01-560-4590
NSN 5960-00-890-7046
NSN 5975-00-519-7743
NSN 6650-00-160-4288
NSN 5975-01-584-9552
NSN 7035-01-375-3719
NSN 5996-01-473-2183
NSN 4140-01-356-2253