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 6320-01-350-5570
NSN 6685-01-055-2211
NSN 6135-00-107-6662
NSN 4140-00-393-1707
NSN 6145-01-358-9979
NSN 6685-01-192-0559
NSN 5855-01-275-5470
NSN 6610-00-606-0148
NSN 6620-01-241-9592
NSN 5855-01-027-1571
NSN 5998-01-360-1384
NSN 6130-01-192-8746