2815-00-007-4670

2815-99-432-0012 2815994320012 994320012

5955-14-432-0012 5955144320012 144320012 is an item which consists of a quartz crystal resonator(s), suitably mounted in a holder, quartz crystal.

1730-00-432-0012 1730004320012 004320012 is an item designed to protect a protruding and/or vulnerable part of an aircraft, such as angle of attack probe, transmitter vane, aileron trailing edge, compartment window, and the like. it prevents physical damage to the part and possible injury to personnel while the aircraft is on the ground. it is usually red in color and has a warning streamer attached to indicate removal before flight. excludes shield, aircraft ground servicing; screen, aircraft ground servicing; guard (as modified); bumper (as modified); cover (as modified); pad (as modified); and protector (as modified).

5305-01-432-0012 5305014320012 014320012 is 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.