A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5905-00-515-7244
NSN 5998-01-386-5591
NSN 5950-01-183-9328
NSN 5905-00-630-0057
NSN 5930-01-542-7452
NSN 6685-00-085-7802
NSN 5910-01-525-8024
NSN 5895-01-407-1257
NSN 5855-01-604-9997
NSN 6105-01-615-0155
NSN 6645-00-276-7544
NSN 5975-00-553-7151