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 5996-01-583-5145
NSN 5945-01-536-1970
NSN 5930-01-007-7916
NSN 5960-01-182-3676
NSN 4140-00-758-6732
NSN 5905-01-570-4618
NSN 6645-01-424-4667
NSN 6105-01-284-6501
NSN 7035-01-514-2221
NSN 5855-01-642-7607
NSN 4140-01-407-9668
NSN 6150-00-692-7043