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 5930-00-354-0172
NSN 4140-01-544-7464
NSN 5910-00-720-8320
NSN 5960-01-449-1310
NSN 5975-00-474-9769
NSN 6320-01-425-1417
NSN 6240-00-120-0140
NSN 5950-01-243-5103
NSN 6240-00-926-1213
NSN 5998-01-412-0553
NSN 6645-00-279-1777
NSN 6685-01-306-9462