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 5945-00-420-1273
NSN 6645-01-598-8118
NSN 6130-01-089-3307
NSN 6240-01-345-2255
NSN 7035-01-505-3286
NSN 6130-01-608-4371
NSN 6240-01-608-1565
NSN 5975-01-313-2425
NSN 6240-01-084-3952
NSN 6220-00-712-1779
NSN 5998-00-075-8408
NSN 5965-01-196-1526