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 5835-00-060-9889
NSN 5990-00-284-0537
NSN 6135-01-214-6441
NSN 5915-01-317-4080
NSN 7035-01-362-4924
NSN 5960-01-170-4057
NSN 5965-01-559-1898
NSN 7035-00-104-7613
NSN 5910-01-557-8323
NSN 5895-01-514-9807
NSN 5996-00-927-9922
NSN 6685-01-066-1317