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 5965-00-104-3121
NSN 6320-00-115-0883
NSN 5945-01-461-7798
NSN 6650-01-367-7593
NSN 4140-01-627-3930
NSN 6135-01-633-2066
NSN 6150-00-222-8988
NSN 5990-01-365-6016
NSN 5975-00-834-6780
NSN 5910-01-347-0260
NSN 6240-00-085-2663
NSN 5855-01-205-7030