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 6130-01-611-1071
NSN 6320-00-242-3300
NSN 6645-00-397-2210
NSN 6130-01-155-7017
NSN 5985-01-480-2150
NSN 5998-00-263-7557
NSN 6220-01-227-4152
NSN 5965-00-173-4440
NSN 5920-01-359-2846
NSN 7035-00-946-2642
NSN 6320-00-115-0883
NSN 4140-00-185-9694