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 4140-01-590-5230
NSN 6110-01-574-6466
NSN 5910-01-201-9393
NSN 6620-00-080-2847
NSN 6220-01-617-4838
NSN 6645-00-102-0015
NSN 5975-01-423-2152
NSN 6145-01-568-9199
NSN 5998-01-206-3756
NSN 4140-01-634-0330
NSN 6130-00-553-8758
NSN 6610-00-345-3440