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 4140-00-660-8699
NSN 5925-01-521-7620
NSN 6610-01-568-5241
NSN 6135-00-702-2772
NSN 5835-01-286-3600
NSN 5960-01-418-2641
NSN 6650-00-754-2276
NSN 6320-00-459-8973
NSN 6685-01-556-3449
NSN 5905-01-435-6023
NSN 6150-01-466-1539
NSN 6220-01-563-8749