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		                        | National Stock Number:
 4820-01-244-3583
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 012443583
 
 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:
 
 | 04898 | 64903 | FIRE COMBAT, INC. |  | 04898 PC 4 | 64903 | FIRE COMBAT, INC. |  | BV5D16-DFP | 79227 | WATTS REGULATOR CO | 
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 Techincal Specification:
 
 | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |  | PROPRIETARY CHARACTERISTICS | PACS |  | SEATING SURFACE SHAPE | O-RING |  | STYLE DESIGNATOR | PLAIN | 
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