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 5920-01-167-9678
NSN 5985-00-578-1845
NSN 5975-01-502-9662
NSN 5950-01-464-3494
NSN 5905-00-675-4889
NSN 6220-01-281-8848
NSN 5996-01-437-6227
NSN 6320-01-449-1014
NSN 6135-00-856-1343
NSN 5990-01-040-6358
NSN 4140-01-025-7404
NSN 5910-01-133-7208