A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 4140-00-555-2579
NSN 5835-00-484-1529
NSN 5935-00-858-3292
NSN 5975-01-170-4131
NSN 2925-01-058-1718
NSN 6685-00-827-9477
NSN 5925-00-734-1441
NSN 6135-01-109-8763
NSN 5920-00-712-6893
NSN 5835-01-580-0446
NSN 5925-00-525-4037
NSN 2925-01-197-7864