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 6135-01-210-8715
NSN 2925-00-491-3549
NSN 6145-01-054-2662
NSN 6150-00-690-6562
NSN 6685-00-181-8396
NSN 6620-01-467-2111
NSN 2925-00-275-1807
NSN 5835-01-300-4226
NSN 5915-01-017-7028
NSN 6105-00-099-8818
NSN 6620-00-557-7008
NSN 6650-01-428-9958