Bearings
DDU stands for plastic cover/sealing ring, which has friction with the inner ring, and is characterized by quietness. The operating temperature is below 100 degrees Celsius. It is generally used in air-conditioning motors, home appliances and other pollution-free environments.
ZZ means iron cover/dust cover, no contact with the inner ring, high temperature resistance, generally used in mechanical equipment, machine tool transmission
Model IDxODxH
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Hign-concerned Chemical : None
Material : Bearing Steel
Model Number : 6200 6201 6202 6203 6204 6205 6206