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 5920-00-846-6632
NSN 5910-01-202-4975
NSN 6610-01-229-3679
NSN 6220-00-009-9876
NSN 5835-01-408-7576
NSN 5920-00-084-5898
NSN 6685-00-982-6057
NSN 6110-01-203-0572
NSN 5985-01-045-5206
NSN 2925-01-043-9786
NSN 5855-01-484-9948
NSN 6145-01-059-0398