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 5895-01-447-7857
NSN 6685-00-359-5569
NSN 5915-01-521-4758
NSN 5945-00-371-8371
NSN 5855-01-321-3881
NSN 7035-01-007-1802
NSN 5975-00-246-4906
NSN 5835-01-158-6878
NSN 5996-00-593-7811
NSN 5990-01-337-4584
NSN 6685-00-500-6933
NSN 5920-00-590-4192