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 4140-01-451-9841
NSN 5895-01-644-7124
NSN 6620-01-605-2590
NSN 5925-00-005-3694
NSN 6320-01-541-7585
NSN 6135-01-370-2599
NSN 6135-01-573-2428
NSN 5998-00-224-9624
NSN 6150-01-439-6041
NSN 5930-00-832-4203
NSN 5895-01-102-1230
NSN 5950-00-321-8419