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 6320-01-350-0320
NSN 5925-01-217-8406
NSN 6685-01-428-6772
NSN 6645-01-569-0491
NSN 5920-00-529-0618
NSN 6645-01-556-5263
NSN 7035-00-205-1932
NSN 5975-01-616-0580
NSN 6150-00-770-9127
NSN 5855-00-466-2309
NSN 5905-01-483-0593
NSN 5945-01-546-3057