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ISO Tolerances for Shafts (ISO 286-2)
Nominal Shaft Sizes (mm)
over
3
6
10
18
30
40
50
65
80
100
120
140
160
180
200
225
250
280
315
355
inc.
6
10
18
30
40
50
65
80
100
120
140
160
180
200
225
250
280
315
355
400
micrometres
a12
-270
-390
-280
-430
-290
-470
-300
-510
-310
-560
-320
-570
-340
-640
-360
-660
-380
-730
-410
-760
-460
-860
-520
-920
-580
-980
-660
-1120
-740
-1200
-820
-1280
-920
-1440
-1050
-1570
-1200
-1770
-1350
-1920
d6
-30
-38
-40
-49
-50
-61
-65
-78
-80
-96
-100
-119
-120
-142
-145
-170
-170
-199
-190
-222
-210
-246
e6
-20
-28
-25
-34
-32
-43
-40
-53
-50
-66
-60
-79
-72
-94
-85
-110
-100
-129
-110
-142
-125
-161
e13
-20 -200
-25 -245
-32 -302
-40 -370
-50
-440
-60
-520
-72
-612
-85
-715
-100
-820
-110
-920
-125
-1015
f5
-10 -15
-13 -19
-16 -24
-20 -29
-25
-36
-30
-43
-36
-51
-43
-61
-50
-70
-56
-79
-62
-87
f6
-10
-18
-13
-22
-16
-27
-20
-33
-25
-41
-30
-49
-36
-58
-43
-68
-50
-79
-56
-88
-62
-98
f7
-10
-22
-13
-28
-16
-34
-20
-41
-25
-50
-30
-60
-36
-71
-43
-83
-50
-96
-56
-108
-62
-119
g5
-4
-9
-5
-11
-6
-14
-7
-16
-9
-20
-10
-23
-12
-27
-14
-32
-15
-35
-17
-40
-18
-43
g6
-4
-12
-5
-14
-6
-17
-7
-20
-9
-25
-10
-29
-12
-34
-14
-39
-15
-44
-17
-49
-18
-54
g7
-4
-16
-5
-20
-6
-24
-7
-28
-9
-34
-10
-40
-12
-47
-14
-54
-15
-61
-17
-69
-18
-75
h4
-0
-4
-0
-4
-0
-5
-0
-6
-0
-7
-0
-8
-0
-10
-0
-12
-0
-14
-0
-16
-0
-18
h5
-0
-5
-0
-6
-0
-8
-0
-9
-0
-11
-0
-13
-0
-15
-0
-18
-0
-20
-0
-23
-0
-25
h6
-0
-8
-0
-9
-0
-11
-0
-13
-0
-16
-0
-19
-0
-22
-0
-25
-0
-29
-0
-32
-0
-36
h7
-0
-12
-0
-15
-0
-18
-0
-21
-0
-25
-0
-30
-0
-35
-0
-40
-0
-46
-0
-52
-0
-57
h8
-0
-18
-0
-22
-0
-27
-0
-33
-0
-39
-0
-46
-0
-54
-0
-63
-0
-72
-0
-81
-0
-89
h9
-0
-30
-0
-36
-0
-43
-0
-52
-0
-62
-0
-74
-0
-87
-0
-100
-0
-115
-0
-130
-0
-140
h10
-0
-48
-0
-58
-0
-70
-0
-84
-0
-100
-0
-120
-0
-140
-0
-160
-0
-185
-0
-210
-0
-230
h11
-0
-75
-0
-90
-0
-110
-0
-130
-0
-160
-0
-190
-0
-220
-0
-250
-0
-290
-0
-320
-0
-360
h12
-0
-120
-0
-150
-0
-180
-0
-210
-0
-250
-0
-300
-0
-350
-0
-400
-0
-460
-0
-520
-0
-570
j5
+3
-2
+4
-2
+5
-3
+5
-4
+6
-5
+6
-7
+6
-9
+7
-11
+7
-13
+7
-16
+7
-18
j6
+6
-2
+7
-2
+8
-3
+9
-4
+11
-5
+12
-7
+13
-9
+14
-11
+16
-13
+16
-16
+18
-18
j7
+8
-4
+10
-5
+12
-6
+13
-8
+15
-10
+18
-12
+20
-15
+22
-18
+25
-21
+26
-26
+29
-28
js5
+2.5
-2.5
+3
-3
+4
-4
+4.5
-4.5
+5.5
-5.5
+6.5
-6.5
+7.5
-7.5
+9
-9
+10
-10
+11.5
-11.5
+12.5
-12.5
js6
+4
-4
+4.5
-4.5
+5.5
-5.5
+6.5
-6.5
+8
-8
+9.5
-9.5
+11
-11
+12.5
-12.5
+14.5
-14.5
+16
-16
+18
-18
js7
+6
-6
+7.5
-7.5
+9
-9
+10.5
-10.5
+12.5
-12.5
+15
-15
+17.5
-17.5
+20
-20
+23
-23
+26
-26
+28.5
-28.5
k5
+6
+1
+7
+1
+9
+1
+11
+2
+13
+2
+15
+2
+18
+3
+21
+3
+24
+4
+27
+4
+29
+4
k6
+9
+1
+10
+1
+12
+1
+15
+2
+18
+2
+21
+2
+25
+3
+28
+3
+33
+4
+36
+4
+40
+4
k7
+13
+1
+16
+1
+19
+1
+23
+2
+27
+2
+32
+2
+38
+3
+43
+3
+50
+4
+56
+4
+61
+4
m5
+9
+4
+12
+6
+15
+7
+17
+8
+20
+9
+24
+11
+28
+13
+33
+15
+37
+17
+43
+20
+46
+21
m6
+12
+4
+15
+6
+18
+7
+21
+8
+25
+9
+30
+11
+35
+13
+40
+15
+46
+17
+52
+20
+57
+21
m7
+16
+4
+21
+6
+25
+7
+29
+8
+34
+9
+41
+11
+48
+13
+55
+15
+63
+17
+72
+20
+78
+21
n5
+13
+8
+16
+10
+20
+12
+24
+15
+28
+17
+33
+20
+38
+23
+45
+27
+51
+31
+57
+34
+62
+37
n6
+16
+8
+19
+10
+23
+12
+28
+15
+33
+17
+39
+20
+45
+23
+52
+27
+60
+31
+66
+34
+73
+37
n7
+20
+8
+25
+10
+30
+12
+36
+15
+42
+17
+50
+20
+58
+23
+67
+27
+77
+31
+86
+34
+94
+37
p5
+17
+12
+21
+15
+26
+18
+31
+22
+37
+26
+45
+32
+52
+37
+61
+43
+70
+50
+79
+56
+87
+62
p6
+20
+12
+24
+15
+29
+18
+35
+22
+42
+26
+51
+32
+59
+37
+68
+43
+79
+50
+88
+56
+98
+62
r6
+23
+15
+28
+19
+34
+23
+41
+28
+50
+34
+60
+41
+62
+43
+73
+51
+76
+54
+88
+63
+90
+65
+93
+68
+106
+77
+109
+80
+113
+84
+126
+94
+130
+98
+144
+108
+150
+114


| Chart limit and fit | ISO tolerances for holes| ISO tolerance for shafts |

Description
Hole Tol.
Shaft tol
Loose fit
H11
c11
Free running
H9
d9
Easy running
H8
f8
Sliding fit
H7
g6
Close clearance
H8
f7
Location clearance
H7
h6
Slight interference
H7
k6
Transition
H7
n6
Press fit
H7
p6
Medium fit
H7
s6
Force fit
H7
u6