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 6320-01-515-7913
NSN 4140-00-555-2579
NSN 5855-01-174-2463
NSN 6130-01-295-5344
NSN 5999-00-998-6922
NSN 6645-01-519-2220
NSN 6145-00-148-1609
NSN 6610-00-837-3012
NSN 6320-00-405-2348
NSN 5915-01-640-6725
NSN 6110-00-829-8060
NSN 5990-01-223-9414