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 6145-01-419-1841
NSN 6620-01-394-4042
NSN 5925-00-397-8258
NSN 6650-01-146-5000
NSN 6320-00-082-5868
NSN 4140-01-228-3443
NSN 6620-00-877-3266
NSN 6650-01-647-7656
NSN 5975-01-411-4728
NSN 5999-01-492-2411
NSN 6320-01-497-3116
NSN 5915-01-105-7665