Tapered threads
An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.
NSN 5910-01-056-5110
NSN 5835-01-193-6192
NSN 5975-00-170-3623
NSN 5935-01-552-1213
NSN 5950-00-577-0637
NSN 5965-01-100-2591
NSN 6650-01-031-9114
NSN 5855-00-973-5717
NSN 6685-01-311-6833
NSN 5930-01-578-7538
NSN 5930-00-388-0161
NSN 5998-01-170-0336