A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5935-01-394-4924
NSN 6145-00-161-1611
NSN 6110-01-063-7423
NSN 7035-01-271-1643
NSN 4140-00-140-1804
NSN 5910-01-543-6551
NSN 6135-01-205-5965
NSN 4140-00-335-2863
NSN 5855-00-688-9954
NSN 6240-01-613-2503
NSN 4140-00-518-7561
NSN 5999-01-356-1430