A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5930-01-452-6710
NSN 5990-00-478-6518
NSN 5999-00-816-9670
NSN 5996-01-359-8719
NSN 5930-01-426-8601
NSN 6320-01-339-5351
NSN 5920-00-715-2541
NSN 6620-01-212-1417
NSN 6145-01-420-4020
NSN 5999-01-539-4799
NSN 6650-01-545-8851
NSN 5999-01-211-1935