Boeing t.O. 21-44-05-01, screw, paan head, full threaded
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 5895-01-645-6089
NSN 5855-01-387-8827
NSN 5975-00-400-7953
NSN 5950-01-461-8390
NSN 5950-00-381-5738
NSN 5925-01-634-0664
NSN 5996-00-829-6739
NSN 6130-01-252-4331
NSN 6220-01-483-2342
NSN 6645-01-218-5234
NSN 5999-01-188-6451
NSN 6220-01-307-6119