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 5910-01-227-1272
NSN 5975-01-258-9289
NSN 5930-00-156-8203
NSN 6610-00-515-6462
NSN 6150-01-122-7900
NSN 6150-01-458-6442
NSN 5915-01-243-1100
NSN 6620-00-658-6588
NSN 6645-01-352-2221
NSN 5835-00-537-7780
NSN 5996-00-674-9702
NSN 6685-01-309-5335