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 5925-01-596-8118
NSN 6620-00-959-6614
NSN 5835-00-348-2013
NSN 6135-01-658-3265
NSN 5990-01-245-7299
NSN 6685-01-274-2511
NSN 5910-00-209-6243
NSN 5920-01-471-5364
NSN 6105-00-163-4390
NSN 5975-01-539-2472
NSN 5855-01-138-4985
NSN 6110-00-466-1674