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 4140-01-389-6444
NSN 6220-01-131-9997
NSN 5855-00-631-4565
NSN 5950-01-528-6794
NSN 5998-01-486-0547
NSN 6650-00-952-4500
NSN 6620-01-025-1443
NSN 6685-00-184-3894
NSN 6685-01-494-0335
NSN 4140-00-604-4826
NSN 6650-00-170-5095
NSN 5975-00-617-9343