The part was exactly what I needed and it came on time. I am happy with the experience. I never thought I would find the little part I needed to get my humidifier to work correctly.
Pad (aspen) for: 5000 sd/dd/sm/dm, n56/6
Pad (aspen) for: 5000 sd/dd/sm/dm, n56/66d (built @ essick - 32 x 34) (32 3/4 x 36 1/4) sold individually
Buy this part and as many parts as you like and pay only $9.99 shipping, within the Contiguous United States.