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 4140-01-050-8096
NSN 5990-01-048-7139
NSN 6220-01-575-0586
NSN 6150-01-508-8180
NSN 5895-00-725-5264
NSN 6135-00-170-8819
NSN 5998-01-424-4510
NSN 6685-01-628-9791
NSN 5935-01-602-6818
NSN 6645-00-108-6479
NSN 5835-01-160-7282
NSN 6320-01-039-5891