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 6110-01-578-6777
NSN 5945-01-512-7698
NSN 5990-01-542-4212
NSN 5915-01-280-5463
NSN 6685-01-122-4456
NSN 5895-01-170-2194
NSN 5996-01-472-2112
NSN 7035-01-279-2815
NSN 5999-01-481-3133
NSN 5905-01-013-9558
NSN 5895-00-264-5666
NSN 2925-00-041-0439