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 5920-01-327-4797
NSN 5930-00-758-6940
NSN 7035-01-064-8212
NSN 6220-01-088-0465
NSN 5925-00-229-1412
NSN 5855-00-482-9876
NSN 5975-01-453-6543
NSN 5905-01-371-0852
NSN 6685-00-857-4026
NSN 6145-00-939-4968
NSN 5930-00-614-5819
NSN 6320-01-409-1388