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How to order: R620-DTFLOCK series number - size - property class - material/finish
Examples: R620-DTF6177.1-M8-10-plain, R620-DTF-CO-M12x1.25-A2-70

DTFLOCK Hex Flange Self-Locking Nut
DTF6177.1 (coarse thread), DTF6177.2 (fine thread)
  Thread  D M5 M6 M8 M10 M12 M14 M16 M20    
  Coarse Pitch DTF6177.1 0.8 1 1.25 1.5 1.75 2 2 2.5    
  Fine Pitch DTF6177.2     1 1.25 1.25 1.5 1.5 1.5    
  S 8 10 13 15 18 21 24 30    
  dc 11.8 14.2 17.9 21.8 26 29.9 34.5 42.8    
  c 1 1.1 1.2 1.5 1.8 2.1 2.4 3    
  m 5 6 8 10 12 14 16 20    
△ DTFLOCK Hex Flange Self-Locking Nuts of DTF6177.1 and DTF6177.2 have the same dimensions of the standard flange nuts of ISO 4161:1999 and ISO10663:1999.
△ Materials: Carbon Steel, Alloy Steels, Property Class: 8,10,12 & and Stainless Steels, Property Class: A2-70, A4-80

DTFLOCK Hexagon Collar Self-Locking Nuts, DTF-CO
  Thread  D M12 M14 M16 M18 M20 M22 M24 M27    
  Pitch Coarse 1.75 2 2 2.5 2.5 2.5 3 3    
  Pitch Fine 1.25 1.5 1.5 1.5 1.5 1.5 1.5 2    
  S 18 21 24 27 30 34 36 41    
  dc 23 25.5 29 33 36 41 43 49    
  c 2.1 3 3.4 4.2 4.2 4.2 5.3 5.3    
  m 12 14 16 18 20 22 24 27    
       
       
  Thread  D M30 M33 M36 M39 M42 M48        
  Pitch Coarse 3.5 3.5 4 4 4.5 5        
  Pitch Fine 2 2 3 3 3 3        
  S 46 50 55 60 65 75        
  dc 55.5 59.5 65.5 72 77 88        
  c 6.4 7 7.5 8 8.5 10        
  m 30 33 36 39 42 48        
△ Materials: Carbon Steel, Alloy Steels, Property Class: 8,10,12 & Stainless Steels, Property Class: A2-70, A4-80

DTFLOCK Wheel Anti-Loosening Nuts DTF-CL
   D M18x1.5 M20x1.5 M22x1.5    
  S 27 33 33    
  d 39.5 48 48    
  m 27 28 30 33    
  a 6 7.5 8    
△ Property Class: 10

DTFLOCK Square ld Self-Locking Nuts DTF13680
   D M4 M5 M6 M8 M10 M12 M14 M16      
  Coarse Pitch M4x0.7 M5x0.8 M6x1 M8x1.25 M10x1.5 M12x1.75 M14x2 M16x2      
  Fine Pitch       M8x1 M10x1 M12x1.5 M14x1.5 M16x1.5      
  Fine Pitch           M10x1.25          
  s 7 8 10 13 16 18 21 24      
  m 3.5 4.2 5 6.5 8 9.5 11 13      
  h 0.8~1 0.8 ~ 1 1~1.2          
  0.5 (cs) 0.3~0.5 0.5~0.1 0.5~1          
  △ Property Class 6                      

DTFLOCK Self-Locking & Non-Free-Spinning Hex Nuts, Type 2, DTF6175PT
  Thread M10 M12 M14 M16 M18 M20 M22 M24 M27 M30  
  S 16 18 21 24 27 30 34 36 41 46  
  e min 17.77 20.03 23.36 26.75 29.56 32.95 37.29 39.55 45.2 50.85  
  h 10 12 14.1 16.4 18 20.3 22 23.9 27 30  
△ Material: Carbon Steel, Alloy Steel
△ Property Class: 8,10,12

DTF Acorn Anti-Loosening Nuts DTF923
  Thread size D M10 M12 M14 M16 M18 M20 M22 M24      
  S 16 18 21 24 27 30 34 36      
  e min 17.77 20.03 23.35 26.75 29.56 32.95 37.29 39.55      
  m 18 22 24 26 29 32 35 38      
  SR 8 9 10 11.5 12.5 14 15 17      
△ locking facilities will cover nut dimensions equivalent to GB/923 "cap nut"
△ Material: Carbon Steel
△ Property Class: 5, 6

How to order: R620-DTFLOCK series number - size - property class - material/finish
Examples: R620-DTF6177.1-M8-10-plain, R620-DTF-CO-M12x1.25-A2-70

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