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 5835-01-584-8538
NSN 7035-01-107-2811
NSN 5975-01-463-4313
NSN 6685-00-369-6912
NSN 5945-01-491-6805
NSN 2925-01-658-9457
NSN 5999-01-364-0876
NSN 6650-01-100-3185
NSN 6650-00-751-9958
NSN 5835-01-504-0837
NSN 5915-01-573-0218
NSN 5960-01-447-1154