A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5855-00-631-4565
NSN 5950-01-549-4274
NSN 5915-01-501-5895
NSN 6320-01-478-9351
NSN 6645-01-182-4896
NSN 5975-00-527-9656
NSN 6320-01-372-1170
NSN 5920-01-087-6073
NSN 5985-00-256-2078
NSN 5975-01-076-9422
NSN 5895-01-296-9922
NSN 6240-01-304-2798