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 2925-01-027-1293
NSN 5975-00-827-1107
NSN 5990-01-432-0523
NSN 5950-01-101-8205
NSN 5895-01-640-7098
NSN 6610-01-514-7755
NSN 6145-00-985-8348
NSN 5996-01-429-0143
NSN 5855-01-486-9924
NSN 5915-01-160-0992
NSN 5935-01-295-6459
NSN 5925-01-053-5054