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 2925-00-139-8309
NSN 6645-00-467-6094
NSN 5920-01-465-6312
NSN 5910-01-115-8830
NSN 5935-00-175-5966
NSN 5910-01-123-9801
NSN 5855-00-791-5000
NSN 6135-01-357-0621
NSN 6145-00-291-5388
NSN 6650-01-196-4667
NSN 5960-01-068-4003
NSN 5930-01-439-7391