|  | 
                            
                                |   | 
		                    
		                        | National Stock Number:
 4820-00-824-4592
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 008244592
 
 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.
 | 
		                    
		                        | 
 Manufacturer Information:
 
 | 134B509BFP1 | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT |  | 134B509BFPC1 | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT |  | B708F07D | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT | 
 | 
				            
					            | 
 Techincal Specification:
 
 | BODY INSIDE DIAMETER | 0.844 INCHES MINIMUM AND 0.850 INCHES MAXIMUM |  | BODY OUTSIDE DIAMETER | 1.844 INCHES NOMINAL |  | FLANGE DIAMETER | 1.876 INCHES NOMINAL |  | FLANGE SEAT TO DISK END HEIGHT | 0.498 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |  | SEAT RADIUS | 0.194 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |  | STYLE DESIGNATOR | PLAIN FLANGED |  | UNDER FLANGE HEIGHT | 0.637 INCHES NOMINAL | 
 |