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ISO tolerance grades

Tolerance Grades

For Spindle (ISO)

< 

c9

d8

e7

e8

f7

g6

h5

h6

h7

h8

js6

js7

k6

m6

n6

p6

p7

r6

s6

3

-60
-85

-20
-34

-14
-24

-14
-28

-6
- 16

-2
-8

0
-4

0
-6

0
-10

0
-14

±3

±5

+6
0

+8
+2

+10
+4

+12
+6

+16
+6

+16
+10

+20
+14

3

6

-70
-100

-30
-48

-20
-32

-20
-38

-10
-22

-4
-12

0
-5

0
-8

0
-12

0
-18

±4

±6

+9
+1

+12
+4

+16
+8

+20
+12

+24
+12

+23
+15

+27
+19

6

10

-80
-116

-40
-62

-25
-40

-25
-47

-13
-28

-5
-14

0
-6

0
-9

0
-15

0
-22

±4.5

±7

+10
+1

+15
+6

+19
+10

+24
+15

+30
+15

+28
+19

+32
+23

10

18

-95
-138

-50
-77

-32
-50

-32
-59

-16
-34

-6
-17

0
-8

0
-11

0
-18

0
-27

±5.5

±9

+12
+1

+18
+7

+23
+12

+29
+18

+36
+18

+34
+23

+39
+28

18

24

-110
-162

-65
-98

-40
-61

-40
-73

-20
-41

-7
-20

0
-9

0 -13

0
-21

0
-33

±6.5

±10

+15
+2

+21
+8

+28
+15

+35
+22

+43
+22

+41
+28

+48
+35

24

30

30

40

-120
-182

-80
-119

-50
-75

-50
-89

-25
-50

-9
-25

0
-11

0
-16

0
-25

0
-39

±8

±12

+18
+2

+25
+9

+33
+17

+42
+26

+51
+26

+50
+34

+59
+43

40

50

-130
-192

50

65

-140
-214

-100
-146

-60
-90

-60
-106

-30
-60

-10
-29

0
-13

0
-19

0
-30

0
-46

±9.5

±15

+21
+2

+31
+11

+39
+20

+51
+32

+62
+32

+60
+41

+72
+53

65

80

-150
-224

+62
+43

+78
+59

80

100

-170
-257

-120
-174

-72
-107

-72
-126

-36
-71

-12
-34

0
-15

0
-22

0
-35

0
-54

±11

±17

+25
+3

+35
+13

+45
+23

+59
+37

+72
+37

+73
+51

+93
+71

100

120

-180
-267

+76
+54

+101
+79

120

140

-200
-300

-145
-208

-85
-125

-85
-148

-43
-83

-14
-39

0
-18

0
-25

0
-40

0
-63

±12.5

±20

+28
+3

+40
+15

+52
+27

+68
+43

+83
+43

+88
+63

+117
+92

140

160

-210
-310

+90 +65

+125
+100

160

180

-230
-330

+93
+68

+133
+108

180

200

-240
-355

-170
-242

-100
-146

-100
-172

-50
-96

-15
-44

0
-20

0
-29

0 -46

0
-72

±14.5

±23

+33
+14

+46
+17

+60
+31

+79
+50

+96
+50

+106
+77

+151
+122

200

225

-260
-375

+109
+80

+159
+130

225

250

-280
-395

+113
+84

+169
+140

250

280

-300
-430

-190
-271

-110
-162

-110
-191

-56
-108

-17
-49

0
-23

0 -32

0
-52

0
-81

±16

±26

+36
+4

+52
+20

+66
+34

+88
+56

+108
+56

+126
+94

+190
+158

280

315

-330
-460

+130
+98

+202
+170

315

355

-360
-500

-210
-299

-125
-182

-125
-214

-62
-119

-18
-54

0
-25

0
-36

0
-57

0
-89

±18

±28

+40
+4

+57
+21

+73
+37

+98
+62

+119
+62

+114
+108

+226
+190

355

400

-400
540

+105
+114

+224
+208

400

450

-440
-540

-230
-327

-135
-198

-135
-232

-68
-131

-20
-60

0
-27

0
-40

0
-63

0
-97

±20

±31

+45
+5

+63
+23

+80
+40

+108
+68

+131
+68

+166
+126

+272
+232

450

500

-480
-635

+172
+132

+292
+252

 

For Bore (ISO)

< 

B10

C9

D8

E7

E8

F7

G7

H6

H7

H8

JS7

K7

M7

N7

P7

R7

S7

T7

3

+180
+140

+85
+60

+34
+20

+24
+14

+28
+14

+16
+6

+12
+2

+6
0

+10
0

+14
0

±5

0
-10

-2
-12

-4
-14

-6
-16

-10
-20

-14
-24

3

6

+188
+140

+100
+70

+48
+30

+32
+20

+38
+20

+22
+10

+16
+4

+8
0

+12
0

+18
0

±6

+3
-9

0
-12

-4
-16

-8
-20

-11
-23

-15
-27

6

10

+208
+150

+116
+80

+62
+40

+40
+25

+47
+25

+28
+13

+20
+5

+9
0

+15
0

+22
0

±7

+5
-10

0
-15

-4
-19

-9
-24

-13
-28

-17
-32

10

14

+200
+150

+138
+95

+77
+50

+50
+32

+59
+32

+34
+16

+24
+6

+11
0

+18
0

+27
0

±9

+6
-12

0
-18

-5
-23

-11
-29

-16
-34

-21
-39

14

18

18

24

+244
+160

+162
+110

+98
+65

+61
+40

+73
+40

+41
+20

+28
+7

+13
0

+21
0

+33
0

±10

+6
-15

0
-21

-7
-28

-14
-35

-20
-41

-27
-48

24

30

-33
-54

30

40

+270
+170

+182
+120

+119
+80

+75
+50

+89
+50

+50
+25

+34
+9

+16
0

+25
0

+39
0

±12

+7
-18

0
-25

-8
-33

-17
-42

-25
-50

-34
-59

-39
-64

40

50

+280
+180

+192
+130

-45
-70

50

65

+310
+190

+214
+140

+146
+100

+90
+60

+106
+60

+60
+30

+40
+10

+19
0

+30
0

+46
0

±15

+9
-21

0
-30

-9
-39

-21
-51

-30
-60

-42
-72

-55
-85

65

80

+320
+200

+224
+150

-32
-62

-48
-78

-64
-94

80

100

+360
+220

+257
+170

+174
+120

+107
+72

+125
+72

+71
+36

+47
+12

+22
0

+35
0

+54
0

±17

+10
-25

0
-35

-10
-45

-24
-59

-38
-73

-58
-93

-78
-113

100

120

+380
+240

+267
+180

-41
-76

-66
-101

-91
-126

120

140

+420
+260

+300
+200

+208
+145

+125
+85

+148
+85

+83
+43

+54
+14

+25
0

+40
0

+63
0

±20

+12
-28

0
-40

-12
-52

-28
-68

-48
-88

-77
-117

-107
-147

140

160

+440
+280

+310
+210

-50
-90

-85
-125

-119
-159

160

180

+470
+310

+330
+230

-53
-93

-93
-133

-131
-171

180

200

+525
+340

+355
+240

+242
+170

+146
+100

+172
+100

+96
+50

+61
+15

+29
0

+46
0

+72
0

±23

+13
-33

0
-46

-14
-60

-33
-79

-60
-106

-105
-151

-149
-195

200

225

+565
+380

+375
+260

-63
-109

-113
-159

-163
-209

225

250

+605
+420

+395
+280

-67
-113

-123
-169

-179
-225

250

280

+690
+480

+430
+300

+271
+190

+162
+110

+191
+110

+108
+56

+69
+17

+32
0

+52
0

+81
0

±26

+16
-36

0
-52

-14 -66

-36
-88

-74
-126

-138
-190

-198
-250

280

315

+750
+540

+460
+330

-78
-130

-150
-202

-220
-272

315

355

+830
+600

+500
+360

+299
+210

+182
+125

+214
+125

+119
+62

+75
+18

+36
0

+57
0

+89
0

±28

+17
-40

0
-57

-16
-73

-41
-98

-87
-144

-169
-226

-247
-304

355

400

+910
+680

+540
+400

-93
-150

-187
-244

-273
-330

400

450

+1010
+760

+595
+440

+327
+230

+198
+135

+232
+135

+131
+135

+83
+20

+40
0

+63
0

+97
0

±31

+18
-45

0
-63

-17
-80

-45
-108

-103
-166

-209
-272

-307
-370

450

500

+1090
+840

+635
+480

-109
-172

-229
-292

-337
-400

 

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