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 6685-01-254-3014
NSN 5999-00-186-9314
NSN 6220-01-167-7859
NSN 5835-00-155-1379
NSN 6105-01-634-0322
NSN 5990-01-259-7138
NSN 5960-01-485-0437
NSN 6610-01-027-1641
NSN 6130-01-119-9275
NSN 5895-00-961-2696
NSN 5855-01-037-7342
NSN 6620-01-606-7810