This is an OEM Exhaust Flange Assembly for Edwards RV series rotary vane vacuum pumps This assembly is a complete replacement for the pump’s exhaust outlet. It includes the metal flange, the exhaust diaphragm, and the locating pin . It is designed to fit RV3, RV5, RV8, and RV12 models and provides an NW25 connection .
This component allows you to change the pump’s internal oil flow to switch between High Vacuum mode and High Throughput mode . It fits the RV3, RV5, RV8, and RV12 models . If your selector is stiff, damaged, or leaking, this is the correct OEM replacement part.
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