DIN7978 internal threaded pin Taper
        
                                
        
                                
        
	DIN 7978 

        

        
	*All measurements in millimeters (mm)* 

        

        
	
        
		
			
        
				
					d
				
				
					a approx
				
				
					r approx
				
				
					d1
				
				
					d2
				
				
					t1
				
				
					t2 max
				
				
					t3
				
			
        
			
        
				
					6
				
				
					0.8
				
				
					6
				
				
					M4
				
				
					4.3
				
				
					6
				
				
					10
				
				
					1
				
			
        
			
        
				
					8
				
				
					1
				
				
					8
				
				
					M5
				
				
					5.3
				
				
					8
				
				
					12
				
				
					1.2
				
			
        
			
        
				
					10
				
				
					1.2
				
				
					10
				
				
					M6
				
				
					6.4
				
				
					10
				
				
					16
				
				
					1.2
				
			
        
			
        
				
					12
				
				
					1.6
				
				
					12
				
				
					M8
				
				
					8.4
				
				
					12
				
				
					20
				
				
					1.2
				
			
        
			
        
				
					16
				
				
					2
				
				
					16
				
				
					M10
				
				
					10.5
				
				
					16
				
				
					25
				
				
					1.5
				
			
        
			
        
				
					20
				
				
					2.5
				
				
					20
				
				
					M12
				
				
					13
				
				
					18
				
				
					27
				
				
					1.5
				
			
        
		        
	
        

        

        
	 All information is strictly informative