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 4140-01-655-1056
NSN 7035-01-539-1031
NSN 5925-01-553-7746
NSN 5975-01-254-9244
NSN 6645-00-863-9695
NSN 4140-01-529-8176
NSN 5945-01-282-5196
NSN 5999-01-461-3249
NSN 5996-00-966-9516
NSN 6610-01-409-1781
NSN 5935-00-393-3720
NSN 6240-01-420-6495