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 6610-01-014-3964
NSN 5998-01-238-4820
NSN 5915-01-176-3061
NSN 6135-01-545-6582
NSN 6130-00-993-6814
NSN 5905-01-118-5658
NSN 5985-00-028-2436
NSN 6150-01-100-4337
NSN 6130-01-126-7032
NSN 5950-01-008-4914
NSN 5925-01-125-0403
NSN 6110-00-061-9239