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 2925-00-030-6932
NSN 4140-01-290-4026
NSN 5960-00-428-3679
NSN 6105-00-723-3413
NSN 6620-01-506-5418
NSN 5855-01-611-8933
NSN 6130-01-327-3261
NSN 7035-01-361-8821
NSN 5905-01-310-9230
NSN 6650-01-644-2547
NSN 5910-00-287-3258
NSN 5925-01-526-0483