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 5930-01-122-6543
NSN 6130-00-256-7934
NSN 6130-00-928-6771
NSN 5996-00-481-7119
NSN 6610-01-168-7943
NSN 5975-00-897-9959
NSN 6150-01-296-5680
NSN 6685-01-619-1990
NSN 2925-00-983-7521
NSN 6685-00-656-5057
NSN 5895-00-401-4917
NSN 6130-00-151-5001