Head undercut 0.143 in. Min, 0.162 in. Max dia, 0.005 in. Min, 0.010 in. Max depth
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 5855-01-483-2774
NSN 5965-01-338-4623
NSN 5990-01-586-2475
NSN 6650-00-267-0390
NSN 6240-00-723-3378
NSN 6650-01-381-7172
NSN 5930-01-312-4640
NSN 6685-00-393-6435
NSN 5930-00-215-0493
NSN 5985-00-277-0575
NSN 6135-01-439-8669
NSN 5975-00-841-5857