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 5985-00-591-3001
NSN 6145-01-433-0453
NSN 5925-01-596-2796
NSN 5990-01-425-2175
NSN 5996-00-791-0703
NSN 5905-01-279-7067
NSN 5935-01-182-1665
NSN 5925-01-299-5450
NSN 6220-00-552-0667
NSN 5950-01-070-4715
NSN 5950-00-701-3481
NSN 7035-00-117-0418