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		                        | National Stock Number:
 4820-00-440-3604
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 004403604
 
 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:
 
 | 20049PC3 | 04613 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | 20050PC3 | 04613 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | 20052 | 04613 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | 206-4 | 04613 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP |  | 597-208-1886248PC1 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 597-208-1886248PC1 | 80064 | NAVAL SHIP SYSTEMS COMMAND | 
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 Techincal Specification:
 
 | MATERIAL | RUBBER POLYBUTADIENE OVERALL | 
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