2 inch; diesel imprint with green color code
No other part numbers with same form, fit, and function found.
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 5855-00-494-9581
NSN 5935-01-396-0789
NSN 6110-01-214-8201
NSN 6105-01-273-3938
NSN 6320-00-405-2348
NSN 5935-00-550-1340
NSN 6610-01-272-2987
NSN 5910-01-088-8158
NSN 7035-00-968-4848
NSN 6620-01-426-2220
NSN 4140-00-672-9531
NSN 7035-00-585-2113