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		                        | National Stock Number:
 4810-01-057-6131
 
 Federal Supply Class:
 4810
 
 National Item Identification Number:
 010576131
 
 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:
 
 | 42608A | 73760 | ITT AEROSPACE CONTROLS LLC | 
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 Techincal Specification:
 
 | STYLE DESIGNATOR | PLAIN FLANGED |  | FLANGE DIAMETER | 1.990 INCHES NOMINAL |  | BODY OUTSIDE DIAMETER | 1.990 INCHES NOMINAL |  | BODY INSIDE DIAMETER | 1.435 INCHES MINIMUM AND |  |  | 1.440 INCHES MAXIMUM |  | MATERIAL | PLASTIC POLYAMIDE OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | ZYTEL 101 PER MIL-P-17091 TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | SEATING SURFACE SHAPE | RADIAL |  | SEAT RADIUS | 0.010 INCHES NOMINAL |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 73760 |  | DESIGN CONTROL REFERENCE | 42608A | 
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