A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5990-00-896-8930
NSN 7035-00-800-0770
NSN 6220-01-139-7340
NSN 5965-00-903-6298
NSN 6110-00-539-9543
NSN 2925-00-200-0085
NSN 5930-01-158-5385
NSN 5998-01-210-5075
NSN 5960-01-552-0862
NSN 5975-00-408-4997
NSN 6685-01-297-2370
NSN 6150-00-553-3506