Combined Length: 30 mm Diameter: 35 mm (Ceramic) 40 mm (Spring Base)
Ceramic and Viton parts must meet to create a spring loaded seal. We suggest that you use a small amount of silicone grease to fix the metal base against the plastic housing. The rubber washer makes the other parts water tight against the plastic housing.
This will not fit the other LX pumps prior to 2008.