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 6220-01-382-7740
NSN 5960-01-512-0233
NSN 5960-01-449-1310
NSN 2925-00-992-7904
NSN 5855-00-631-4565
NSN 5996-00-392-7468
NSN 5945-00-102-6824
NSN 6320-01-592-6248
NSN 5915-01-499-9424
NSN 5975-00-439-7776
NSN 6135-01-517-5058
NSN 6620-00-123-4168