| 
                                    
                                 | 
                             
                            
                                
                                     
                                 | 
                             
		                    
		                        
		                             National Stock Number: 4820-01-285-8085
  Federal Supply Class: 4820
  National Item Identification Number: 012858085
  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:
 | V2B10389-NN | 99517 | VACCO INDUSTRIES |  | V2B10389-NNCP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | V2B10389-NNCPCP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | V2B10389-NNCP | 99517 | VACCO INDUSTRIES |   
		                         | 
		                     
				            
					            
						            
  Techincal Specification:
 | MATERIAL | PLASTIC POLYAMIDE OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |  | CRITICALITY CODE JUSTIFICATION | ZZZY |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 99517 |  | DESIGN CONTROL REFERENCE | V2B10389-NNCP |   
					             | 
				             
		                 
		             |