What do the machine seals TLY42-C8B-33I and YH609CAC-22DP-O mean? ?
Thread Content
What do the pump models from Zhejiang Tiande, and the seal model numbers TLY42-C8B-33I and YH609CAC-22DP-O mean? ?
Find out which company manufactures the mechanical seal (it’s not the pump manufacturer), then search online for the product catalog of that company and compare it
C8B is the sealed version cloned in Dandong
YH609CAC-22DP-O is a model from Xi’an Yonghua; it belongs to the 609 series of metal bellows, with a -22 specification meaning a double-layer bellows
Different major manufacturers use different codes for mechanical seals; it is recommended that you find out which manufacturer the mechanical seal comes from!