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		                             National Stock Number: 2815-01-350-0207
  Federal Supply Class: 2815
  National Item Identification Number: 013500207
  Description: INSERT,ENGINE VALVE SEAT
  Detail: A METAL RING DESIGNED TO PROVIDE A SEATING SURFACE FOR A VALVE, POPPET, ENGINE IT IS MADE OF SPECIAL HIGH-GRADE ALLOY METAL THAT CAN WITHSTAND HIGH OPERATING TEMPERATURES. FOR FULID VALVES, SEE SEAT, VALVE.
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  Manufacturer Information:
 | 4W9619 | 11083 | CATERPILLAR INC |  | 4W9620 IT 2 | 11083 | CATERPILLAR INC |  | 6I2489 | 11083 | CATERPILLAR INC |   
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  Techincal Specification:
 | BODY OUTSIDE DIAMETER | 19.1 MILLIMETERS NOMINAL |  | HARDNESS RATING | 59.0 ROCKWELL C NOMINAL OVERALL |  | MATERIAL | STEEL OVERALL |  | PROPRIETARY CHARACTERISTICS | PACS |  | SEATING SURFACE SHAPE | FLAT |  | STYLE DESIGNATOR | PLAIN FLANGED |   
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