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 6110-01-181-6216
NSN 5895-00-101-6381
NSN 5950-01-482-8043
NSN 5925-00-834-0272
NSN 2925-00-890-3240
NSN 5960-01-395-1164
NSN 6685-00-498-4969
NSN 6645-00-153-3834
NSN 5999-01-588-9297
NSN 5910-01-406-4317
NSN 6650-01-614-7328
NSN 6220-00-113-3622