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 5905-01-371-3097
NSN 6145-01-225-5344
NSN 6145-00-946-1361
NSN 5960-01-323-6432
NSN 5998-00-016-9292
NSN 6320-00-270-8222
NSN 6150-01-229-4957
NSN 6610-00-167-5109
NSN 2925-00-925-0545
NSN 5990-00-679-6157
NSN 5920-01-197-8250
NSN 5990-01-380-4884