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).
NSN 6620-00-405-4621
NSN 5920-01-566-6068
NSN 5975-00-856-5246
NSN 5920-00-305-2867
NSN 6130-01-603-3452
NSN 6145-01-242-6263
NSN 6150-00-315-1195
NSN 5915-00-358-2407
NSN 6220-00-915-9871
NSN 5895-00-130-5816
NSN 6320-01-072-2073
NSN 6150-01-484-0750