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 5905-01-306-9491
NSN 6110-00-195-2202
NSN 6130-01-596-3591
NSN 6135-01-375-6724
NSN 5895-01-450-0193
NSN 7035-01-222-8090
NSN 5990-01-131-9055
NSN 6320-01-390-5385
NSN 5975-01-381-3218
NSN 5855-00-256-5562
NSN 5910-00-468-2087
NSN 6110-01-267-3854