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 6320-00-331-7138
NSN 5920-00-461-4543
NSN 6220-01-176-8519
NSN 6650-01-501-7061
NSN 6145-00-382-6199
NSN 6685-01-401-5360
NSN 5925-01-433-8817
NSN 5965-01-033-9352
NSN 6650-01-609-5341
NSN 7035-01-378-5074
NSN 5895-01-443-2482
NSN 5930-00-021-4845