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 2925-00-456-5167
NSN 5855-01-018-1247
NSN 6220-00-408-6182
NSN 6620-01-567-4193
NSN 5975-00-856-1799
NSN 5998-00-296-2520
NSN 5905-01-586-2091
NSN 6220-01-172-5300
NSN 6610-01-141-7014
NSN 5999-00-428-6287
NSN 6620-00-203-9466
NSN 6685-01-630-5459