A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5996-01-412-4393
NSN 5960-01-468-4407
NSN 2925-01-221-9398
NSN 6645-01-062-4042
NSN 5985-01-065-7888
NSN 6610-01-533-1115
NSN 7035-01-260-0804
NSN 5999-01-044-3931
NSN 6145-00-635-1898
NSN 6240-00-064-0182
NSN 5999-01-237-7399
NSN 6150-01-026-5364