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		                        | National Stock Number:
 4820-00-833-0543
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 008330543
 
 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:
 
 | 1981-5-12 | 84136 | ANCHOR/DARLING VALVE CO | 
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 Techincal Specification:
 
 | BODY INSIDE DIAMETER | 40.220 INCHES MINIMUM AND 40.280 INCHES MAXIMUM |  | BODY OUTSIDE DIAMETER | 41.500 INCHES MINIMUM AND 41.530 INCHES MAXIMUM |  | OVERALL HEIGHT | 1.734 INCHES NOMINAL |  | MATERIAL | RUBBER OVERALL |  | SEAT RADIUS | 2.125 INCHES NOMINAL |  | SEATING SURFACE SHAPE | RADIAL |  | STYLE DESIGNATOR | PLAIN | 
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