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 6150-01-423-8870
NSN 5910-01-185-9360
NSN 5990-01-027-8260
NSN 6150-01-015-8008
NSN 5905-01-418-1017
NSN 6685-00-345-0508
NSN 5910-01-594-6577
NSN 5910-01-164-3219
NSN 5835-01-281-7281
NSN 5925-01-555-8524
NSN 5998-00-203-1232
NSN 6135-01-412-5836