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 5910-01-292-0384
NSN 5930-00-932-8060
NSN 5950-01-370-4857
NSN 6320-01-416-9357
NSN 6320-01-111-8851
NSN 5975-00-217-7177
NSN 6610-00-727-9918
NSN 6130-01-467-2820
NSN 5998-01-556-9075
NSN 6620-01-388-1430
NSN 6610-01-088-5871
NSN 5925-00-171-0307