A part basically circular in shape, designed to cover or seal the filler-neck or inlet opening of a fuel tank, radiator, oil reservoir, liquid storage tank or the like. It may be either permanently attached to the object for which it is designed or provided with a means of removal and replacement. Excludes cap, vent, fuel storage tank; and cover (1), (as modified).
Classification: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
NSN 5905-00-269-5452
NSN 5835-01-336-1153
NSN 4140-01-223-0116
NSN 5965-01-489-5508
NSN 6240-01-388-2413
NSN 6685-01-607-6481
NSN 6220-01-144-7175
NSN 6220-01-176-9139
NSN 6130-01-634-0603
NSN 6685-01-085-2916
NSN 6240-00-097-1041
NSN 5905-00-147-7197