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 2925-01-569-5471
NSN 5925-01-527-1636
NSN 6135-00-990-1822
NSN 5990-01-174-6851
NSN 5975-00-690-4302
NSN 5999-01-153-2661
NSN 5915-01-110-1043
NSN 7035-01-251-9566
NSN 6110-00-928-8873
NSN 5999-01-422-0214
NSN 5985-00-102-2807
NSN 7035-00-679-9027