An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
NSN 4140-01-175-3883
NSN 5950-00-186-4962
NSN 5998-00-115-0061
NSN 6685-01-113-8005
NSN 6150-01-160-8091
NSN 6320-00-521-9350
NSN 5905-01-133-0536
NSN 4140-01-220-7697
NSN 6650-00-356-8405
NSN 2925-00-730-3115
NSN 6105-01-613-2953
NSN 6220-00-478-6480