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 5915-01-229-0167
NSN 5965-00-284-9412
NSN 6130-00-289-7050
NSN 5975-00-688-4625
NSN 5990-01-378-7349
NSN 5935-00-715-1147
NSN 6320-00-115-0883
NSN 5920-00-906-2500
NSN 5905-00-088-2358
NSN 5925-00-949-2966
NSN 6135-01-132-6310
NSN 4140-00-296-8978