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 6145-01-108-0150
NSN 5920-01-290-3771
NSN 6105-01-187-2294
NSN 6610-01-452-6774
NSN 5895-01-484-9855
NSN 5915-01-419-9719
NSN 5920-01-069-3433
NSN 5920-01-620-8490
NSN 5998-01-312-8031
NSN 6135-01-423-7502
NSN 5960-01-624-1170
NSN 5935-01-437-6905