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 5925-00-597-1558
NSN 6610-01-520-6308
NSN 5905-00-170-5571
NSN 5835-00-830-6416
NSN 5945-01-477-9250
NSN 5835-01-350-9701
NSN 6620-00-555-3992
NSN 5930-01-123-2301
NSN 6620-01-278-4202
NSN 5855-01-083-6916
NSN 5835-00-946-2656
NSN 5975-01-116-8979