This item is a flight safety critical aircraft part (fscap).
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 2925-01-025-0082
NSN 5965-01-128-1963
NSN 5925-01-360-8673
NSN 6135-01-478-9316
NSN 5999-01-428-7793
NSN 5925-00-355-6124
NSN 5998-01-575-3905
NSN 5905-01-052-0022
NSN 6150-01-249-4119
NSN 5930-01-131-0763
NSN 5915-01-310-3704
NSN 6105-01-215-4213