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 
Federal Aviation Administration 
U.s. Coast Guard 
Austria 
Slovenia 
Poland 
Bulgaria 
Brazil 
Spain 
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Singapore 
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Australia 
Belgium 
Canada 
New Zealand 
France 
Germany 
Republic of Korea 
United Kingdom 
Netherlands 
Portugal 
Italy 
Denmark 
Greece 
Turkey Classification: Other copper screws (not for wood) bolts and nuts
NSN 5945-00-104-5922
NSN 6145-01-353-9645
NSN 6130-01-206-5151
NSN 5996-01-439-7962
NSN 5895-01-498-4533
NSN 5925-01-277-9592
NSN 5905-01-254-7030
NSN 6135-01-626-2645
NSN 2925-00-436-9837
NSN 5910-01-230-0394
NSN 6110-01-180-5097
NSN 6105-00-773-8480