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 5920-01-062-1369
NSN 5990-00-038-6482
NSN 5950-01-564-5627
NSN 5965-01-443-3480
NSN 6650-01-629-9480
NSN 6150-00-006-8694
NSN 6220-00-186-0177
NSN 5965-01-008-8712
NSN 6220-01-108-4897
NSN 5990-01-650-9034
NSN 6650-01-463-4564
NSN 5985-01-127-3956