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 
U.s. Marine Corps 
Dept. of the Navy 
U.s. Coast Guard 
National Aeronautics and Space Administration 
Austria 
Finland 
Poland 
Czech Republic 
Brazil 
Spain 
Israel 
Singapore 
Kuwait 
Morocco 
Saudi Arabia 
Malaysia 
Australia 
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 6610-01-631-4355
NSN 6145-01-050-1187
NSN 6105-01-218-6105
NSN 6610-00-377-7956
NSN 5950-00-471-0562
NSN 5975-01-144-0346
NSN 6110-01-340-7901
NSN 6145-01-337-9483
NSN 5950-00-270-4521
NSN 5985-01-142-3431
NSN 5910-01-391-4528
NSN 5915-01-566-3494