| 
                            
                                |  |  
                                |   |  
		                        | National Stock Number:
 4820-01-389-7747
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 013897747
 
 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:
 
 | 6105275 | 05825 | O T S I |  | 6105275 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 6510521 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | GRADE 5140 | 80894 | MORGAN ADVANCED MATERIALS AND TECHNOLOGY, INC. | 
 |  
					            |  |  |