These body seals are used as a replacement on the Edwards EMF20 Oil Mist Filter, which is suitable for Edwards Rotary vane pumps RV12, E1M18 and E2M18.
The EMF20 filter is very efficient at 99.999% DOP test, and is also azide proof. The white bottom half of the body is semi-transparent, allowing the oil level to be monitored. Replacement oil elements and odor elements are available on this website. For complete specifications download the instruction manual. These seals replace Edwards Part Number A271-59-534 (A27159534).