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		                        | National Stock Number:
 4820-00-830-8069
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 008308069
 
 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:
 
 | 20-02909 | 03670 | TYCO FIRE PRODUCTS LP |  | CDV5351PC1 | 03670 | TYCO FIRE PRODUCTS LP |  | V2909 | 03670 | TYCO FIRE PRODUCTS LP |  | V-2909 | 53154 | PORTLAND VALVE LLC | 
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 Techincal Specification:
 
 | BODY INSIDE DIAMETER | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM |  | BODY OUTSIDE DIAMETER | 1.109 INCHES NOMINAL |  | OVERALL HEIGHT | 0.250 INCHES NOMINAL |  | MATERIAL | PLASTIC POLYAMIDE (NYLON) OVERALL |  | SEATING SURFACE SHAPE | FLAT |  | STYLE DESIGNATOR | PLAIN | 
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