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Reference data of screw thread


Nominal diameter of thread and the hexagon face (H)
Nominal diameter of thread and nominal cross recessed head (PH.No.)


Hexagon Head Bolts , Hexagon Nuts

Hexagon Head Bolts , Hexagon Nuts

Nominal diameter
φ

Hexagon Face(H)
ISO JIS
Normal Normal Small Large
M2 4 4    
M2.2   4.5    
M2.5 5 5    
M3 5.5 5.5    
M3.5   6    
M4 7 7    
M4.5   8    
M5 8 8    
M6 10 10    
M7 11 11    
M8 13 13 12  
M10 16 17 14  
M12 18 19 17 22
M14 21 22 19  
M16 24 24 22 27
M18 27 27 24  
M20 30 30 27 32
M22 34 32 30 36
M24 36 36 32 41
M27 41 41 36 46
M30 46 46 41 50
M33 50 50 46  
M36 55 55 50  
M39 60 60 55  
M42 65 65    
M45 70 70    
M48 75 75    
M52 80 80    
M56 85 85    
M60 90 90    
M64 95 95    
M68 100 100    
M72 105 105    
M76 110 110    
M80 115 115    
M85 120 120    
M90 130 130    
M95 135 135    

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Hexagon socket head cap screws , Hexagon socket set screws

Hexagon socket head cap screws , Hexagon socket set screws
Nominal diameter
φ
Hexagon socket Face(H)
Hexagon socket head cap screws Hexagon socket set screws
M1.6 1.5  
M2 1.5  
M2.5 2  
M3 2.5 1.5
M4 3 2
M5 4 2.5
M6 5 3
M8 6 4
M10 8 5
M12 10 6
M14 12  
M16 14 8
M20 17 10
M24 19 12
M30 22  
M36 27  
M42 32  
M48 36  

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Cross recessed head screws

Cross recessed head screws
PH No. Nominal diameter φ
Pan,
Countersunk,
Binding
Round Raised,
Raised countersunk
Truss-Tapping Wood screw
No.1 M2
M2.2
M2.3
M2.5
M2.6
M2
M2.2
M2.3
M2.5
M2.6
M3
M2.1
M2.4
M2.7
No.2 M3
M3.5
M4
M4.5
M5
M3.5
M4
M4.5
M5
M3.1
M3.5
M3.8
M4.1
M4.5
M4.8
No.3 M6
M8
M6
M8
M5.1
M5.5
M5.8
M6.2
M6.8
No.4     M7.5
M8
M9.5

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