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 5975-00-028-0122
NSN 5960-01-430-3911
NSN 6220-00-287-9939
NSN 6685-01-449-7233
NSN 2925-01-386-7392
NSN 5930-01-361-5381
NSN 5996-00-455-4001
NSN 6150-00-175-5390
NSN 6650-01-361-9336
NSN 5950-00-054-0106
NSN 5945-01-345-1426
NSN 6645-01-575-4181