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		                        | National Stock Number:
 4820-01-063-0075
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 010630075
 
 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:
 
 | 48-00-42 SH43 | 1CC97 | HUNTINGTON INGALLS INCORPORATED |  | 541-5182933 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 55-01-02ITEM6 | 1CC97 | HUNTINGTON INGALLS INCORPORATED |  | 541-5182933ITEM6 | 53711 | NAVAL SEA SYSTEMS COMMAND | 
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 Techincal Specification:
 
 | MATERIAL | STEEL OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-351 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
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