A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5835-00-649-9402
NSN 6650-01-421-2370
NSN 5855-00-832-9341
NSN 6135-01-100-9056
NSN 7035-00-252-7467
NSN 5925-01-031-5937
NSN 5925-01-092-9694
NSN 5855-01-547-6540
NSN 5930-00-633-7251
NSN 5975-01-189-0604
NSN 6220-01-376-1608
NSN 5855-01-389-8884