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 6650-00-107-8509
NSN 5915-00-099-0347
NSN 5965-00-139-4870
NSN 5915-00-420-1557
NSN 5920-01-369-0108
NSN 6645-01-208-5090
NSN 6145-01-330-2833
NSN 5930-01-080-3706
NSN 5999-00-501-0703
NSN 5835-01-606-8768
NSN 6620-01-020-4526
NSN 5985-00-999-8264