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 6320-01-454-1965
NSN 7035-00-064-7008
NSN 7035-00-490-0485
NSN 5975-01-616-4419
NSN 5985-01-070-6015
NSN 6150-01-215-7460
NSN 5910-00-765-6296
NSN 6320-01-054-3046
NSN 5855-00-973-5717
NSN 6145-00-301-9124
NSN 5935-01-449-3274
NSN 6240-01-004-9634