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 6685-00-203-4485
NSN 6135-00-505-0679
NSN 6145-01-272-6592
NSN 5925-01-388-2763
NSN 5915-01-201-5575
NSN 6610-00-891-6370
NSN 5915-00-073-2618
NSN 5920-00-928-2229
NSN 5915-01-094-9580
NSN 5998-01-433-2054
NSN 6135-01-459-0089
NSN 4140-00-922-3960