A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 4140-00-983-8048
NSN 5990-01-652-7373
NSN 6240-00-578-6763
NSN 5945-00-781-9401
NSN 5950-01-593-8557
NSN 4140-00-164-6832
NSN 4140-00-053-9499
NSN 5930-01-444-4011
NSN 5925-01-252-8237
NSN 5950-01-542-4602
NSN 6145-00-351-4539
NSN 6135-01-219-5231