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 6220-00-205-2040
NSN 6645-01-425-1673
NSN 6320-01-582-6752
NSN 5905-01-606-0531
NSN 5999-01-367-4432
NSN 6110-01-379-4560
NSN 5895-00-600-2370
NSN 5915-00-760-5660
NSN 5998-01-373-1628
NSN 5975-00-596-4716
NSN 6645-00-792-7746
NSN 6610-01-433-1457