Resilient material "fluorosilicone"
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 6610-01-010-3915
NSN 5965-00-035-4556
NSN 2925-01-568-3705
NSN 2925-01-460-1601
NSN 6240-00-144-4693
NSN 7035-00-908-4933
NSN 5920-00-875-4100
NSN 6135-01-265-1384
NSN 6610-01-496-3321
NSN 5895-01-462-6022
NSN 5998-01-272-5022
NSN 2925-00-101-7972