A rounded or cone shaped device, generally made of rubber and used as the stopper for a water closet tank.
NSN 5996-00-100-4315
NSN 5999-01-336-9770
NSN 5999-01-475-7615
NSN 5996-01-480-3239
NSN 5950-01-058-9295
NSN 5895-01-562-4366
NSN 6110-01-425-6467
NSN 6240-01-500-2442
NSN 6110-01-513-2179
NSN 5950-01-562-4068
NSN 6620-01-376-3205
NSN 5905-01-540-1094