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 6220-01-199-5356
NSN 5999-01-605-3847
NSN 5915-01-555-8751
NSN 5835-01-104-4520
NSN 6135-01-415-1163
NSN 5855-01-096-9294
NSN 5835-00-474-6085
NSN 6145-01-503-6483
NSN 5985-01-655-5483
NSN 6645-01-500-0827
NSN 6645-01-363-2519
NSN 6135-00-078-9931