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 6645-00-318-9412
NSN 6645-00-079-1430
NSN 5930-01-533-1329
NSN 6110-00-330-9168
NSN 6320-01-206-1055
NSN 5990-01-608-3505
NSN 5835-00-752-6065
NSN 6220-01-146-0312
NSN 6135-01-051-7836
NSN 5960-01-254-3541
NSN 6645-01-158-8136
NSN 6645-01-421-6909