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 6110-01-243-6369
NSN 6130-01-423-9543
NSN 6145-00-207-8858
NSN 5835-01-464-7038
NSN 2925-00-180-2532
NSN 4140-01-054-2279
NSN 5990-01-312-2638
NSN 5930-01-435-5806
NSN 4140-01-342-3081
NSN 5945-01-142-2182
NSN 5985-01-603-1438
NSN 6110-00-453-8971