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		                        | National Stock Number:
 4320-01-377-3903
 
 Federal Supply Class:
 4320
 
 National Item Identification Number:
 013773903
 
 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:
 
 | 8T6746 | 11083 | CATERPILLAR INC | 
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 Techincal Specification:
 
 | MATERIAL | PLASTIC |  | BODY STYLE | PLAIN |  | CORNER SHAPE | SQUARE ALL CORNERS |  | SPECIAL FEATURES | LOCATED AT PISTON END OF CYLINDER ASSEMBLY | 
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