A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 6135-00-782-6988
NSN 5945-01-392-0898
NSN 5855-00-491-7079
NSN 5950-01-391-7783
NSN 6220-01-487-3904
NSN 5965-00-904-5694
NSN 5985-01-144-8168
NSN 6685-00-615-0559
NSN 6135-01-440-9412
NSN 5895-01-011-1993
NSN 5960-00-732-8009
NSN 5998-00-591-5997