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 6320-00-456-2092
NSN 2925-01-197-7864
NSN 6110-01-008-5206
NSN 6610-01-535-0310
NSN 6135-01-413-4747
NSN 5996-01-630-8108
NSN 6220-00-823-6688
NSN 4140-00-632-1332
NSN 5990-01-440-7135
NSN 5915-01-354-5229
NSN 5920-01-603-0581
NSN 6145-01-237-1738