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MULTI TOOTHED LOCK WASHERS DIN – 6797, 6798
JIS B 1255

Multi tooth lock Washer
INTERNAL TYPE               EXTERNAL TYPE


    

Unit: mm

Nominal Size d1

External Dia d2

Thickness

s

Number of Teeth (Min.)

Suitable Screw Size

External

Internal

Countersunk

1.7

3.6

0.3

6

6

-

M1.6

1.9

4.0

0.3

6

6

-

M1.8

2.2

4.5

0.3

6

6

6

M2

2.7

5.5

0.4

6

6

6

M2.5

3.2

6.0

0.4

6

6

6

M3

3.7

7.0

0.5

6

6

6

M3.5

4.3

8.0

0.5

8

8

8

M4

5.1

9.0

0.5

8

8

-

M5

5.3

10.0

0.6

8

8

8

M5

6.4

11.0

0.7

8

8

10

M6

7.4

12.5

0.8

8

8

-

M7

8.2

14.0

0.8

8

8

-

M8

8.4

15.0

0.8

8

8

10

M8

10.5

18.0

0.9

9

9

10

M10

12.5

20.5

1.0

10

10

10

M12

14.5

24.0

1.0

10

10

12

M14

16.5

26.0

1.2

12

12

12

M16

19

30.0

1.4

12

12

-

M18

21

33.0

1.4

12

12

-

M20

23

36.0

1.5

14

14

-

M22

25

38.0

1.5

14

14

-

M24

28

44.0

1.6

14

14

-

M27

31

48.0

1.6

14

14

-

M30




 
 
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