A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 6130-01-601-0538
NSN 5895-01-392-5248
NSN 5960-01-512-0233
NSN 6240-01-501-2830
NSN 5835-01-048-8106
NSN 6685-01-457-6558
NSN 6320-00-701-0437
NSN 6110-00-525-3418
NSN 6220-00-660-5539
NSN 5905-01-305-0760
NSN 5915-01-579-3650
NSN 5910-01-143-0431