Tri-wing recess drive
No other part numbers with same form, fit, and function found.
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 6320-00-456-0836
NSN 5905-01-133-2799
NSN 5915-00-405-3764
NSN 5835-01-263-1293
NSN 6220-00-188-7525
NSN 5920-01-384-2034
NSN 6240-00-034-5909
NSN 6240-01-312-2061
NSN 5895-01-428-3317
NSN 5975-01-305-8931
NSN 5950-01-601-9710
NSN 5915-00-725-8399