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 5945-00-881-1915
NSN 5975-00-952-1791
NSN 6220-00-156-0860
NSN 6130-01-057-1861
NSN 5990-01-361-6424
NSN 6610-00-663-8815
NSN 6645-01-091-9363
NSN 5855-01-130-1501
NSN 5915-00-900-6391
NSN 6130-00-595-5943
NSN 5990-01-063-2532
NSN 7035-00-470-4977