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 5915-01-322-8226
NSN 6135-01-578-7440
NSN 2925-01-567-8027
NSN 5905-00-250-5114
NSN 5920-01-444-4567
NSN 5910-01-246-4138
NSN 5895-01-125-5711
NSN 6150-01-500-2211
NSN 5996-00-932-5301
NSN 7035-00-009-8705
NSN 5835-01-439-0180
NSN 6320-00-450-7014