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 7035-01-406-5232
NSN 5965-01-435-1894
NSN 6145-01-421-1533
NSN 7035-00-585-2113
NSN 6220-00-421-6700
NSN 5855-00-337-3679
NSN 6320-00-519-0770
NSN 5945-01-286-3621
NSN 5945-00-118-7254
NSN 5990-01-459-9533
NSN 6145-00-421-0968
NSN 5945-01-606-8352