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 6150-00-318-0560
NSN 5905-00-243-9520
NSN 4140-00-260-9521
NSN 6620-00-635-7347
NSN 5920-01-596-9251
NSN 6620-00-490-3978
NSN 6685-01-346-1381
NSN 5930-00-940-8596
NSN 6320-00-115-0883
NSN 5855-00-174-3482
NSN 6650-01-647-9482
NSN 5998-01-308-5685