Dyed black
No other part numbers with same form, fit, and function found.
An item, basically round in shape, with or without a vent, designed to fit the electrolyte filler hole in a battery.
Classification: Lead-acid storage battery parts
NSN 5910-00-247-8626
NSN 5935-01-516-0100
NSN 5996-00-677-7996
NSN 6620-01-094-6549
NSN 5965-00-934-3495
NSN 5985-01-260-5585
NSN 6240-01-389-6918
NSN 5895-01-250-4916
NSN 6220-01-457-6344
NSN 5945-00-219-6129
NSN 6110-00-001-2473
NSN 6685-01-437-1196