ISO Tolerances for Shafts

ISO Tolerances for Shafts (ISO 286-2)

Nominal Shaft Sizes (mm)

Dia-
mm

3<6

6<10

10<18

18<30

30<40

40<50

50<65

65<80

80<100

100<120

120<140

140<160

160<180

180<200

200<225

225<250

250<280

280<315

315<355

355<400

micrometres

a12

-270

-280

-290

-300

-310

-320

-340

-360

-380

-410

-460

-520

-580

-660

-740

-820

-920

-1050

-1200

-1350

-390

-430

-470

-510

-560

-570

-640

-660

-730

-760

-860

-920

-980

-1120

-1200

-1280

-1440

-1570

-1770

-1920

d6

-30

-40

-50

-65

-80

-100

-120

-145

-170

-190

-210

-38

-49

-61

-78

-96

-119

-142

-170

-199

-222

-246

e6

-20

-25

-32

-40

-50

-60

-72

-85

-100

-110

-125

-28

-34

-43

-53

-66

-79

-94

-110

-129

-142

-161

e13

-220

-270

-334

-410

-50

-60

-72

-85

-100

-110

-125

-440

-520

-612

-715

-820

-920

-1015

f5

-25

-32

-40

-49

-25

-30

-36

-43

-50

-56

-62

-36

-43

-51

-61

-70

-79

-87

f6

-10

-13

-16

-20

-25

-30

-36

-43

-50

-56

-62

-18

-22

-27

-33

-41

-49

-58

-68

-79

-88

-98

f7

-10

-13

-16

-20

-25

-30

-36

-43

-50

-56

-62

-22

-28

-34

-41

-50

-60

-71

-83

-96

-108

-119

g5

-4

-5

-6

-7

-9

-10

-12

-14

-15

-17

-18

-9

-11

-14

-16

-20

-23

-27

-32

-35

-40

-43

g6

-4

-5

-6

-7

-9

-10

-12

-14

-15

-17

-18

-12

-14

-17

-20

-25

-29

-34

-39

-44

-49

-54

g7

-4

-5

-6

-7

-9

-10

-12

-14

-15

-17

-18

-16

-20

-24

-28

-34

-40

-47

-54

-61

-69

-75

h4

0

0

0

0

0

0

0

0

0

0

0

-4

-4

-5

-6

-7

-8

-10

-12

-14

-16

-18

h5

0

0

0

0

0

0

0

0

0

0

0

-5

-6

-8

-9

-11

-13

-15

-18

-20

-23

-25

h6

0

0

0

0

0

0

0

0

0

0

0

-8

-9

-11

-13

-16

-19

-22

-25

-29

-32

-36

h7

0

0

0

0

0

0

0

0

0

0

0

-12

-15

-18

-21

-25

-30

-35

-40

-46

-52

-57

h8

0

0

0

0

0

0

0

0

0

0

0

-18

-22

-27

-33

-39

-46

-54

-63

-72

-81

-89

h9

0

0

0

0

0

0

0

0

0

0

0

-30

-36

-43

-52

-62

-74

-87

-100

-115

-130

-140

h10

0

0

0

0

0

0

0

0

0

0

0

-48

-58

-70

-84

-100

-120

-140

-160

-185

-210

-230

h11

0

0

0

0

0

0

0

0

0

0

0

-75

-90

-110

-130

-160

-190

-220

-250

-290

-320

-360

h12

0

0

0

0

0

0

0

0

0

0

0

-120

-150

-180

-210

-250

-300

-350

-400

-460

-520

-570

j5

3

4

5

5

6

6

6

7

7

7

7

-2

-2

-3

-4

-5

-7

-9

-11

-13

-16

-18

j6

6

7

8

9

11

12

13

14

16

16

18

-2

-2

-3

-4

-5

-7

-9

-11

-13

-16

-18

j7

8

10

12

13

15

18

20

22

25

26

29

-4

-5

-6

-8

-10

-12

-15

-18

-21

-26

-28

js5

2.5

3

4

4.5

5.5

6.5

7.5

9

10

11.5

12.5

-2.5

-3

-4

-4.5

-5.5

-6.5

-7.5

-9

-10

-11.5

-12.5

js6

4

4.5

5.5

6.5

8

9.5

11

12.5

14.5

16

18

-4

-4.5

-5.5

-6.5

-8

-9.5

-11

-12.5

-14.5

-16

-18

js7

6

7.5

9

10.5

12.5

15

17.5

20

23

26

28.5

-6

-7.5

-9

-10.5

-12.5

-15

-17.5

-20

-23

-26

-28.5

k5

6

7

9

11

13

15

18

21

24

27

29

1

1

1

2

2

2

3

3

4

4

4

k6

9

10

12

15

18

21

25

28

33

36

40

1

1

1

2

2

2

3

3

4

4

4

k7

13

16

19

23

27

32

38

43

50

56

61

1

1

1

2

2

2

3

3

4

4

4

m5

9

12

15

17

20

24

28

33

37

43

46

4

6

7

8

9

11

13

15

17

20

21

m6

12

15

18

21

25

30

35

40

46

52

57

4

6

7

8

9

11

13

15

17

20

21

m7

16

21

25

29

34

41

48

55

63

72

78

4

6

7

8

9

11

13

15

17

20

21

n5

13

16

20

24

28

33

38

45

51

57

62

8

10

12

15

17

20

23

27

31

34

37

n6

16

19

23

28

33

39

45

52

60

66

73

8

10

12

15

17

20

23

27

31

34

37

n7

20

25

30

36

42

50

58

67

77

86

94

8

10

12

15

17

20

23

27

31

34

37

p5

17

21

26

31

37

45

52

61

70

79

87

12

15

18

22

26

32

37

43

50

56

62

p6

20

24

29

35

42

51

59

68

79

88

98

12

15

18

22

26

32

37

43

50

56

62

r6

23

28

34

41

50

60

62

73

76

88

90

93

106

109

113

126

130

144

150

15

19

23

28

34

41

43

51

54

63

65

68

77

80

84

94

98

108

114