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 5990-01-312-2638
NSN 5985-01-219-9061
NSN 5998-01-545-3018
NSN 5965-00-639-6621
NSN 5905-00-840-4059
NSN 6130-01-605-9938
NSN 6145-00-574-1152
NSN 6685-01-470-4154
NSN 6145-01-556-1463
NSN 2925-01-470-5534
NSN 5915-00-339-3015
NSN 6645-01-415-6093