A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5920-00-593-6496
NSN 5999-01-431-8878
NSN 5855-01-103-8650
NSN 6130-01-502-6416
NSN 5985-01-169-0935
NSN 5920-01-118-9136
NSN 6105-01-476-4661
NSN 5915-00-473-9299
NSN 5935-00-081-8856
NSN 6150-01-357-8428
NSN 5915-01-146-8951
NSN 6145-01-050-7531