A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 5945-00-391-1778
NSN 5920-00-493-8307
NSN 6320-01-185-3857
NSN 6650-01-505-2517
NSN 6150-00-361-6814
NSN 5950-01-350-6625
NSN 6220-01-181-9945
NSN 5835-01-251-2836
NSN 5915-00-377-9183
NSN 5855-00-560-0110
NSN 6130-01-346-9318
NSN 5835-00-723-2505