An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 6610-00-234-9390
NSN 5910-01-185-5164
NSN 5935-01-641-5063
NSN 2925-01-097-0903
NSN 6620-00-155-2608
NSN 5895-00-450-3592
NSN 5910-01-397-6465
NSN 5855-01-321-3881
NSN 5925-01-411-6028
NSN 5895-01-112-0532
NSN 6220-01-547-8532
NSN 5998-01-224-7116