DIN 979

Hexagon thin slotted and castle nuts

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Thread Size M6 (M7) M8
P Pitch (Coarse thread) 1 1 1.25
Fine thread - - 1
Fine thread - - -
de max - - -
min - - -
e min 11.05 12.12 14.38
k max=nominal size 5 5.5 6.5
min 4.7 5.2 6.14
w max 2.5 3 3.5
min 2.25 2.75 3.2
n max 2.25 2.25 2.75
min 2 2 2.5
s max=nominal size 10 11 13
min 9.78 10.73 12.73

Thread Size M10 M12 (M14)
P Pitch (Coarse thread) 1.5 1.75 2
Fine thread 1 1.5 1.5
Fine thread 1.25 1.25 -
de max - 16 18
min - 15.57 17.57
e min 17.77 20.03 23.35
k max=nominal size 8 10 11
min 7.64 9.64 10.57
w max 4 5 6
min 3.7 4.7 5.7
n max 3.05 3.8 3.8
min 2.8 3.5 3.5
s max=nominal size 16 18 21
min 15.73 17.73 20.67

Thread Size M16 (M18) M20
P Pitch (Coarse thread) 2 2.5 2.5
Fine thread 1.5 1.5 2
Fine thread - 2 1.5
de max 22 25 28
min 21.48 24.3 27.3
e min 26.75 29.56 32.95
k max=nominal size 13 15 16
min 12.57 14.3 15.3
w max 7 9 10
min 6.64 8.64 9.64
n max 4.8 4.8 4.8
min 4.5 4.5 4.5
s max=nominal size 24 27 30
min 23.67 26.16 29.16

Thread Size (M22) M24 (M27)
P Pitch (Coarse thread) 2.5 3 3
Fine thread 1.5 2 2
Fine thread 2 - -
de max 32 34 38
min 31 33 37
e min 37.29 39.55 45.2
k max=nominal size 18 19 22
min 17.3 18.16 21.16
w max 10 11 14
min 9.64 10.57 13.57
n max 5.8 5.8 5.8
min 5.5 5.5 5.5
s max=nominal size 34 36 41
min 33 35 40

Thread Size M30 (M33) M36
P Pitch (Coarse thread) 3.5 3.5 4
Fine thread 2 2 3
Fine thread - - -
de max 42 46 50
min 41 45 49
e min 50.85 55.37 60.79
k max=nominal size 24 26 29
min 23.16 25.16 28.16
w max 15 17 20
min 14.57 16.57 19.48
n max 7.36 7.36 7.36
min 7 7 7
s max=nominal size 46 50 55
min 45 49 53.8

Thread Size (M39) M42 (M45)
P Pitch (Coarse thread) 4 4.5 4.5
Fine thread 3 3 3
Fine thread - - -
de max 55 58 62
min 53.8 56.8 60.8
e min 66.44 71.3 76.95
k max=nominal size 31 33 34.5
min 30 32 33.5
w max 22 22 22.5
min 21.48 21.48 22.02
n max 7.36 9.36 9.36
min 7 9 9
s max=nominal size 60 65 70
min 58.8 63.1 68.1

Thread Size M48 (M52)
P Pitch (Coarse thread) 5 5
Fine thread 3 3
Fine thread - -
de max 65 70
min 63.8 68.8
e min 82.6 88.25
k max=nominal size 36 38
min 35 37
w max 24 26
min 23.48 25.48
n max 9.36 9.36
min 9 9
s max=nominal size 75 80
min 73.1 78.1



All information is strictly informative