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 5915-01-513-2531
NSN 5996-01-195-6509
NSN 6220-00-422-4461
NSN 6685-01-118-2807
NSN 5925-01-272-9577
NSN 6645-01-068-6052
NSN 5905-00-840-5166
NSN 5975-00-752-7644
NSN 5895-01-115-3955
NSN 5920-00-738-8074
NSN 7035-01-580-0957
NSN 6320-00-937-5625