| 
                                    
                                 | 
                             
                            
                                
                                     
                                 | 
                             
		                    
		                        
		                             National Stock Number: 4820-01-566-2091
  Federal Supply Class: 4820
  National Item Identification Number: 015662091
  Description: DISK,VALVE
  Detail: An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like. 
		                         | 
		                     
		                    
		                        
                                    
  Manufacturer Information:
 | 508-08043-621 | 57574 | VELAN VALVE CORP. |  | HMM11-2A-001 | 57574 | VELAN VALVE CORP. |  | HMM11-2A-001-8XX-03 | 57574 | VELAN VALVE CORP. |   
		                         | 
		                     
				            
					            
						            
  Techincal Specification:
 | MATERIAL | NICKEL ALLOY |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | FLAPPER |   
					             | 
				             
		                 
		             |