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 6610-01-495-6002
NSN 2925-01-446-6523
NSN 5985-00-862-3291
NSN 5996-00-240-3224
NSN 7035-00-108-4421
NSN 5950-01-602-9673
NSN 6220-01-245-3264
NSN 5920-01-468-2911
NSN 2925-01-411-4666
NSN 6685-00-820-2104
NSN 5985-01-550-0074
NSN 5855-01-526-0131