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 6130-01-187-3831
NSN 5998-01-502-4611
NSN 6130-00-303-3985
NSN 6650-01-263-3530
NSN 6645-00-433-6027
NSN 5998-00-817-4133
NSN 4140-00-225-8586
NSN 6130-00-994-5110
NSN 5925-00-307-4015
NSN 5998-01-430-7248
NSN 5998-01-003-9644
NSN 5960-00-333-3540