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 6620-00-021-9041
NSN 5985-00-661-2263
NSN 5905-00-113-5696
NSN 6220-01-327-7292
NSN 6150-01-412-4817
NSN 5950-01-160-7029
NSN 6150-00-855-5264
NSN 6645-00-177-4729
NSN 6105-01-293-1924
NSN 6135-01-140-8201
NSN 5998-01-225-8829
NSN 6150-00-361-2423