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 6320-01-171-3238
NSN 6645-01-062-4042
NSN 6620-01-223-7333
NSN 5998-00-913-0988
NSN 6620-00-031-8601
NSN 5855-00-631-4565
NSN 7035-01-658-9769
NSN 5950-01-099-7324
NSN 5985-00-932-5333
NSN 5960-00-865-3463
NSN 6150-01-517-3872
NSN 5965-01-504-2340