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 5990-01-128-7599
NSN 4140-01-516-8150
NSN 6110-00-950-6065
NSN 5915-01-124-4488
NSN 5960-00-199-6034
NSN 5996-00-525-1777
NSN 5945-01-491-0173
NSN 4140-01-420-7269
NSN 6135-00-635-9187
NSN 5996-01-257-9027
NSN 5945-01-327-4324
NSN 4140-01-535-6477