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 
Federal Aviation Administration
Federal Aviation Administration 
Office of the Secretary of Transportation 
U.s. Coast Guard 
National Weather Service 
National Aeronautics and Space Administration 
Austria 
Finland 
Lithuania 
Poland 
Brazil 
Spain 
Columbia 
Israel 
Singapore 
Kuwait 
Malaysia 
Thailand 
Australia 
Belgium 
Canada 
New Zealand 
France 
Germany 
Republic of Korea 
United Kingdom 
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 4140-01-270-3765
NSN 5999-01-011-5986
NSN 6610-01-263-2409
NSN 5965-00-223-6354
NSN 6650-01-428-9958
NSN 6150-00-921-4440
NSN 5950-01-537-4338
NSN 5985-01-534-4394
NSN 6105-01-154-2720
NSN 5915-01-642-2316
NSN 5999-01-197-8688
NSN 5855-01-163-8152