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 5930-01-537-1167
NSN 5920-00-556-2704
NSN 5935-00-559-8074
NSN 6650-01-105-0209
NSN 5835-01-031-7265
NSN 6650-01-287-3233
NSN 5910-01-371-0534
NSN 6650-01-066-7272
NSN 6110-00-082-0268
NSN 6620-00-199-8734
NSN 5965-00-893-1954
NSN 6105-00-481-0781