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 5915-01-177-3233
NSN 5925-01-385-6071
NSN 6240-01-464-2284
NSN 5960-01-276-7836
NSN 5910-01-359-4071
NSN 7035-01-026-1171
NSN 5985-01-617-7996
NSN 6110-01-418-5541
NSN 2925-01-025-0082
NSN 6240-01-327-3239
NSN 5930-01-433-2422
NSN 2925-00-590-3450