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 6320-01-157-4400
NSN 5999-01-378-5395
NSN 6220-01-485-4233
NSN 6145-01-409-1685
NSN 5915-00-076-9314
NSN 5965-00-939-4495
NSN 6645-01-125-3935
NSN 6620-00-242-3237
NSN 5855-00-821-7512
NSN 6150-00-013-5613
NSN 6105-00-877-3844
NSN 5905-01-034-6613