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 6145-01-439-5035
NSN 5935-01-412-0937
NSN 6145-01-400-3838
NSN 6620-00-984-7252
NSN 6110-01-557-4219
NSN 5998-01-551-3076
NSN 6320-01-181-9474
NSN 5990-00-001-7588
NSN 5990-01-517-7848
NSN 5999-01-256-2851
NSN 6110-01-070-5840
NSN 6620-00-979-6860