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		                             National Stock Number: 4820-00-709-0436
  Federal Supply Class: 4820
  National Item Identification Number: 007090436
  Description: SEAT,VALVE
  Detail: A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT. 
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  Manufacturer Information:
 | 43842W | 32537 | JOY GLOBAL UNDERGROUND MINING LLC |  | 43842W | 83179 | JOY MFG CO AIR POWER GROUP MICHIGAN CITY PLANT |   
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  Techincal Specification:
 | STYLE DESIGNATOR | PLAIN |  | OVERALL HEIGHT | 0.591 INCHES MINIMUM AND |   | 0.596 INCHES MAXIMUM |  | BODY OUTSIDE DIAMETER | 1.019 INCHES MINIMUM AND |   | 1.020 INCHES MAXIMUM |  | BODY INSIDE DIAMETER | 0.705 INCHES MINIMUM AND |   | 0.709 INCHES MAXIMUM |  | MATERIAL | COPPER ALLOY OVERALL |  | SEATING SURFACE SHAPE | ANGULAR |  | SEAT ANGLE IN DEG | 15.000 NOMINAL |   
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