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 5975-00-953-4568
NSN 5998-01-410-7660
NSN 5998-01-413-4915
NSN 5930-01-066-3848
NSN 6145-01-632-8280
NSN 6650-01-376-6965
NSN 5855-00-361-0167
NSN 2925-01-624-5647
NSN 6105-00-639-6857
NSN 6135-00-880-1026
NSN 6620-01-561-5310
NSN 5965-01-423-8543