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.
NSN 4140-00-256-1471
NSN 5960-00-269-3023
NSN 2925-00-261-5800
NSN 5996-01-420-6525
NSN 6110-01-116-2353
NSN 6145-00-705-6686
NSN 5920-00-825-6700
NSN 5985-01-400-5948
NSN 2925-00-813-0534
NSN 5855-01-191-3404
NSN 7035-01-214-5171
NSN 2925-00-964-7128