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 5996-00-127-3325
NSN 6620-01-032-3937
NSN 6240-00-917-0815
NSN 5895-01-619-4446
NSN 6135-00-057-2005
NSN 6145-01-609-3249
NSN 6645-01-114-8044
NSN 5975-01-401-5355
NSN 5905-01-491-5679
NSN 6135-01-361-1306
NSN 5950-01-088-7994
NSN 5910-01-146-7300