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 5895-00-195-2751
NSN 6650-00-539-7298
NSN 5855-01-523-3859
NSN 6650-01-422-1037
NSN 4140-01-547-5589
NSN 5998-01-534-2810
NSN 5985-01-119-7401
NSN 5855-00-079-2370
NSN 6685-01-188-7379
NSN 5990-00-022-2957
NSN 5950-01-102-0396
NSN 6150-01-493-2505