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 6220-01-246-0999
NSN 5985-01-270-1545
NSN 5905-00-167-0625
NSN 2925-01-463-8856
NSN 5905-01-585-9061
NSN 6220-01-131-5295
NSN 5930-01-567-4985
NSN 6645-01-257-2856
NSN 5950-00-795-3882
NSN 5910-01-584-4884
NSN 5920-00-045-4211
NSN 5930-00-925-4651