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		                             National Stock Number: 4320-01-184-1005
  Federal Supply Class: 4320
  National Item Identification Number: 011841005
  Description: RING,WEARING
  Detail: 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. 
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  Manufacturer Information:
 | 9-0041-01 | 83130 | AIR & LIQUID SYSTEMS CORPORATION |  | 90041-01 | 83130 | AIR & LIQUID SYSTEMS CORPORATION |  | NA1077-1 | 83130 | AIR & LIQUID SYSTEMS CORPORATION |   
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  Techincal Specification: 
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