Exhaust Valve Flap Long Stainless Steel For Pfeiffer Duo 2.5 Rotary Vane Vacuum Pump, PN: 580043
These exhaust valve are for the Pfeiffer DOU 2.5 and DUO 2.5C model rotary vane vacuum pumps. These flapper valves are made of stainless steel and have Pfeiffer part number 580043. These are sold each.