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 6150-00-088-7136
NSN 5999-00-259-7103
NSN 5998-01-113-3666
NSN 5945-01-448-4220
NSN 5895-00-163-9608
NSN 5920-01-072-6610
NSN 5855-01-414-6265
NSN 5935-01-461-3139
NSN 5855-00-361-0167
NSN 5835-01-498-9410
NSN 5930-00-060-3922
NSN 5905-00-117-4693