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		                             National Stock Number: 4820-00-441-5090
  Federal Supply Class: 4820
  National Item Identification Number: 004415090
  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:
 | 0-249EPC3 | 53154 | PORTLAND VALVE LLC |  | 0-250EPC3 | 53154 | PORTLAND VALVE LLC |  | 002-0055-00 | 53154 | PORTLAND VALVE LLC |  | 002-0055-58 | 53154 | PORTLAND VALVE LLC |  | D0479PC3 | 53154 | PORTLAND VALVE LLC |   
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  Techincal Specification:
 | STYLE DESIGNATOR | PLAIN |  | OVERALL HEIGHT | 0.438 INCHES NOMINAL |  | BODY OUTSIDE DIAMETER | 0.750 INCHES NOMINAL |  | BODY INSIDE DIAMETER | 0.188 INCHES NOMINAL |  | MATERIAL | PLASTIC OVERALL |  | SEATING SURFACE SHAPE | ANGULAR |  | SEAT ANGLE IN DEG | 45.000 NOMINAL |   
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