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 5975-00-390-5753
NSN 5855-01-580-6121
NSN 6685-01-038-9385
NSN 5910-01-172-1001
NSN 5985-00-397-7296
NSN 6650-01-129-8343
NSN 2925-01-364-7926
NSN 6320-01-498-4954
NSN 5835-01-507-0731
NSN 6150-01-140-4215
NSN 5996-01-654-3472
NSN 6130-01-306-8971