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 5990-01-109-5295
NSN 6145-01-579-9714
NSN 5985-01-186-8404
NSN 5945-01-191-2005
NSN 5950-01-317-3101
NSN 5975-00-414-7143
NSN 5985-00-100-0140
NSN 5920-01-547-7597
NSN 5998-01-295-0743
NSN 5965-01-177-4872
NSN 5950-01-397-9885
NSN 5985-01-526-0546