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 5835-01-218-5560
NSN 5975-01-076-5894
NSN 6130-01-142-2698
NSN 5990-01-656-7047
NSN 2925-01-311-7840
NSN 6150-00-111-0881
NSN 5855-01-211-2437
NSN 5998-01-469-3375
NSN 5985-01-429-0220
NSN 5920-01-076-4705
NSN 7035-00-148-2300
NSN 7035-01-123-8723