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 6220-00-925-2233
NSN 5925-00-862-6719
NSN 5920-01-144-9826
NSN 6610-00-783-8786
NSN 6645-01-010-3746
NSN 5930-00-633-2363
NSN 5985-00-199-8997
NSN 5945-01-562-9612
NSN 7035-01-210-0493
NSN 5999-00-229-1361
NSN 6610-00-110-3624
NSN 5998-01-634-0604