Jabsco's 36950, 36900, and 36800 series pumps are essential components for many marine applications, providing reliable water pressure systems for boats of various sizes. On top if the jack shaft and base assemblies, retainers and Service Kit, the 35*-0* and 37*-0* model numbers, which are common in these pump series include: Diaphragm: A crucial component that creates the pumping action. Pressure Switch: Controls the pump's on/off cycle based on water pressure. Valves: Ensure proper water flow direction. Motor: Provides the necessary power to operate the pump. Pulsation Dampeners: Reduce water pressure fluctuations. Maintenance Tips To keep your Jabsco pump running smoothly: Regularly inspect the diaphragm for wear or damage. Check and clean valves to ensure proper sealing. Verify the pressure switch settings are correct for your system. Winterize the pump system to prevent freeze damage. Features & Specifications Manufacturer Part Number: 18753-0141