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 5975-00-330-0120
NSN 2925-01-448-2880
NSN 5950-01-522-9753
NSN 5915-01-104-2290
NSN 5920-00-985-5090
NSN 5930-01-136-8915
NSN 6130-00-241-2460
NSN 5985-00-721-0255
NSN 6320-01-573-6490
NSN 5950-01-469-1455
NSN 5985-01-514-5374
NSN 6150-01-265-3983