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 6645-01-063-0714
NSN 5960-01-033-1402
NSN 5960-01-398-4883
NSN 5915-00-043-2580
NSN 5935-00-850-5593
NSN 5905-00-881-1369
NSN 6620-01-359-0476
NSN 6610-00-105-9663
NSN 5975-01-210-8885
NSN 6610-00-553-4741
NSN 5835-01-339-0542
NSN 6145-00-681-8586