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: Crown corks (including crown seals and caps), and parts thereof, of base metal
NSN 4140-01-424-1612
NSN 4140-01-135-0998
NSN 4140-01-078-6520
NSN 6145-01-214-0017
NSN 5935-00-673-4393
NSN 5910-01-513-6221
NSN 6320-01-160-7757
NSN 5975-00-169-6415
NSN 5910-01-160-7848
NSN 6130-01-580-3066
NSN 5895-01-441-8096
NSN 6145-01-634-0388