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 6220-00-172-3737
NSN 5935-01-536-7715
NSN 6320-01-111-8851
NSN 6150-01-026-0913
NSN 6220-01-585-4114
NSN 6685-01-147-0259
NSN 6620-00-708-2688
NSN 6145-01-588-1757
NSN 6220-01-095-4860
NSN 6650-01-399-8552
NSN 4140-01-370-5609
NSN 5910-01-492-8217