A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 6620-01-307-3468
NSN 6620-01-659-1256
NSN 5935-01-146-7723
NSN 6650-00-146-3282
NSN 6150-00-055-7601
NSN 6220-01-634-0660
NSN 2925-01-425-7087
NSN 5950-00-994-9455
NSN 6685-01-498-6805
NSN 6105-01-244-4803
NSN 6150-01-078-8101
NSN 6105-01-074-2418