A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 6135-01-419-5574
NSN 6145-00-526-3056
NSN 6650-00-113-4102
NSN 5965-01-454-8649
NSN 6240-00-370-5862
NSN 5985-01-521-6243
NSN 6240-00-332-2084
NSN 6110-01-247-6109
NSN 5990-00-192-1753
NSN 6620-01-116-3983
NSN 5905-00-727-0877
NSN 6645-01-238-2718