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
NSN 6610-00-591-5028
NSN 5985-01-381-1201
NSN 5930-00-969-4089
NSN 6320-01-366-5157
NSN 6320-01-386-3491
NSN 5935-00-482-5405
NSN 5920-01-048-6907
NSN 5998-01-579-3895
NSN 6320-01-642-0342
NSN 5960-01-641-5493
NSN 6150-01-197-6993