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 5945-00-766-5749
NSN 6145-01-143-5107
NSN 5895-01-018-4919
NSN 6145-01-112-4677
NSN 5915-01-444-4069
NSN 5975-01-435-6457
NSN 5975-00-922-0955
NSN 6320-01-313-8306
NSN 6135-00-078-9931
NSN 5965-01-210-7784
NSN 2925-01-442-4171
NSN 5855-01-085-5354