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 6685-01-408-5086
NSN 6650-01-421-2762
NSN 5915-00-420-1557
NSN 5925-01-569-2981
NSN 6240-00-845-5034
NSN 5935-00-246-0597
NSN 6320-01-466-4175
NSN 6220-00-080-2352
NSN 6150-00-439-8762
NSN 6135-01-487-6275
NSN 4140-01-626-3827
NSN 5985-01-388-4389