Micap part number
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 6220-00-023-4344
NSN 6240-01-653-9921
NSN 6135-01-539-9009
NSN 5960-01-558-7787
NSN 4140-01-282-7586
NSN 7035-01-074-7634
NSN 6645-00-838-6939
NSN 6650-00-684-3060
NSN 4140-01-005-1860
NSN 4140-01-492-5999
NSN 5998-01-421-0306
NSN 6320-01-072-2073