DIN 444

Eye bolts

type B = product grade B





Screw Thread
d		 M5 M6 M8
P Pitch 0.8 1 1.25
Length of Thread
b		 L≤125 16 18 22
125＜L≤200 - - 28
L＞200 - - -
d2 min=nominal size 5 6 8
max 5.03 6.03 8.036
Sd max 12 14 18
Type A min 10.9 12.9 16.9
Type B and C min 11.57 13.57 17.57
r Nominal Size 2.5 4 4
max 3.75 6 6
min 1.875 3 3
s Type A max 8 9 11
min 7.52 8.52 10.3
Type B and C max 6 7 9
min 5.88 6.85 8.85

Screw Thread
d		 M10 M12 M16
P Pitch 1.5 1.75 2
Length of Thread
b		 L≤125 26 30 38
125＜L≤200 32 36 44
L＞200 - 49 57
d2 min=nominal size 10 12 16
max 10.036 12.043 16.043
Sd max 20 25 32
Type A min 18.7 23.7 30.4
Type B and C min 19.48 24.48 31.38
r Nominal Size 4 6 6
max 6 9 9
min 3 4.5 4.5
s Type A max 14 17 19
min 13.3 16.3 18.16
Type B and C max 12 14 17
min 11.82 13.82 16.82

Screw Thread
d		 M20 M24 (M27)
c
P Pitch 2.5 3 3
Length of Thread
b		 L≤125 46 54 60
125＜L≤200 52 60 66
L＞200 65 73 79
d2 min=nominal size 18 22 24
max 18.043 22.052 24.052
Sd max 40 45 50
Type A min 38.4 43.4 48.4
Type B and C min 39.38 44.38 49.38
r Nominal Size 6 10 10
max 9 15 15
min 4.5 7.5 7.5
s Type A max 24 28 30
min 23.16 27.16 29.16
Type B and C max 22 25 27
min 21.79 24.79 26.79

Screw Thread
d		 (M27) M30
c		 M30
P Pitch 3 3.5 3.5
Length of Thread
b		 L≤125 60 66 66
125＜L≤200 66 72 72
L＞200 79 85 85
d2 min=nominal size 25 27 28
max 25.052 27.052 28.052
Sd max 50 55 55
Type A min 48.4 53.1 53.1
Type B and C min 49.38 54.26 54.26
r Nominal Size 10 10 10
max 15 15 15
min 7.5 7.5 7.5
s Type A max 30 34 34
min 29.16 33 33
Type B and C max 27 30 30
min 26.79 29.79 29.79

Screw Thread
d		 (M33) M36 M36
c
P Pitch 3.5 4 4
Length of Thread
b		 L≤125 - - -
125＜L≤200 78 84 84
L＞200 91 97 97
d2 min=nominal size 30 32 33
max 30.052 32.062 33.062
Sd max 60 65 65
Type A min 58.1 63.1 63.1
Type B and C min 59.26 64.26 64.26
r Nominal Size 16 16 16
max 22.4 22.4 22.4
min 12.8 12.8 12.8
s Type A max 38 41 41
min 37 40 40
Type B and C max 34 38 38
min 33.75 37.75 37.75

Screw Thread
d		 (M39) (M39)
c
P Pitch 4 4
Length of Thread
b		 L≤125 - -
125＜L≤200 90 90
L＞200 103 103
d2 min=nominal size 35 36
max 35.062 36.062
Sd max 70 70
Type A min 68.1 68.1
Type B and C min 69.26 69.26
r Nominal Size 16 16
max 22.4 22.4
min 12.8 12.8
s Type A max 46 46
min 45 45
Type B and C max 41 41
min 40.75 40.75



b1 for L ≤ 125 mm
b2 for 125mm < L ≤ 200 mm
b3 for L > 200 mm


All information is strictly informative