A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 6645-01-509-3221
NSN 5975-00-156-3654
NSN 6645-00-580-9605
NSN 5930-01-067-8084
NSN 5975-01-186-4268
NSN 6645-01-250-3787
NSN 5965-01-389-1068
NSN 6220-01-421-0352
NSN 5950-01-006-1766
NSN 6650-01-535-8726
NSN 5835-01-416-6455
NSN 5996-00-153-3216