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 6650-00-551-7708
NSN 5915-01-135-8699
NSN 6130-01-202-2494
NSN 6610-00-149-1534
NSN 5835-01-384-3206
NSN 5990-01-056-0893
NSN 5996-00-100-1238
NSN 6220-00-316-2500
NSN 5925-01-236-6722
NSN 5975-00-123-6441
NSN 6145-01-614-3234
NSN 6610-01-560-9461