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		                        | National Stock Number:
 4810-00-168-8723
 
 Federal Supply Class:
 4810
 
 National Item Identification Number:
 001688723
 
 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:
 
 | 150-409FFPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 150-409FPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 150-409YPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 150-419FFPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 150-419FPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 150-419YPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 150-434YPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 150-619FFPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 150-619FPC206 | 27235 | HARDIE-TYNES CO., INC. |  | 20-206 | 27235 | HARDIE-TYNES CO., INC. | 
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 Techincal Specification:
 
 | STYLE DESIGNATOR | PLAIN FLANGED |  | FLANGE DIAMETER | 1.620 INCHES NOMINAL |  | BODY OUTSIDE DIAMETER | 1.365 INCHES NOMINAL |  | BODY INSIDE DIAMETER | 1.188 INCHES NOMINAL |  | FLANGE SEAT TO DISK END HEIGHT | 0.781 INCHES NOMINAL |  | UNDER FLANGE HEIGHT | 0.156 INCHES NOMINAL |  | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | SEATING SURFACE SHAPE | FLAT |  | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION |  | NOMINAL THREAD SIZE | 1.437 INCHES SINGLE THREADED PORTION |  | THREAD QUANTITY PER INCH | 20 SINGLE THREADED PORTION |  | THREAD CLASS | 3B SINGLE THREADED PORTION |  | THREAD LENGTH | 0.281 INCHES NOMINAL SINGLE THREADED PORTION | 
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