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Shaft and hole tolerances ISO Tolerances

Shaft and hole tolerances - ISO standard

Shaft and hole tolerances by the ISO standard ISO 286-2 - positive and negative tolerances and limits in micrometers for nominal shaft and hole sizes.

ISO Shaft Tolerances

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
-48
-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


ISO Hole Tolerances

ISO Tolerances for Holes (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
E6 +28
+20
+34
+25
+43
+32
+53
+40
+66
+50
+79
+60
+94
+72
+110
+85
+129
+100
+142
+110
+161
+125
E7 +32
+20
+40
+25
+50
+32
+61
+40
+75
+50
+90
+60
+107
+72
+125
+85
+146
+100
+162
+110
+185
+125
E11 +95
+20
+115
+25
+142
+32
+170
+40
+210
+50
+250
+60
+292
+72
+335
+85
+390
+100
+430
+110
+485
+125
E12 +140
+20
+175
+25
+212
+32
+250
+40
+300
+50
+360
+60
+422
+72
+485
+85
+560
+100
+630
+110
+695
+125
E13 +200
+20
+245
+25
+302
+32
+370
+40
+440
+50
+520
+60
+612
+72
+715
+85
+820
+100
+920
+110
+1015
+125
F6 +18
+10
+22
+13
+27
+16
+33
+20
+41
+25
+49
+30
+58
+36
+68
+43
+79
+50
+88
+56
+98
+62
F7 +22
+10
+28
+13
+34
+16
+41
+20
+50
+25
+60
+30
+71
+36
+83
+43
+96
+50
+108
+56
+119
+62
F8 +28
+10
+35
+13
+43
+16
+53
+20
+64
+25
+76
+30
+90
+36
+106
+43
+122
+50
+137
+56
+151
+62
G6 +12
+4
+14
+5
+17
+6
+20
+7
+25
+9
+29
+10
+34
+12
+39
+14
+44
+15
+49
+17
+54
+18
G7 +16
+4
+20
+5
+24
+6
+28
+7
+34
+9
+40
+10
+47
+12
+54
+14
+61
+15
+69
+17
+75
+18
G8 +22
+4
+27
+5
+33
+6
+40
+7
+48
+9
+56
+10
+66
+12
+77
+14
+87
+15
+98
+17
+107
+18
H6 +8
0
+9
0
+11
0
+13
0
+16
0
+19
0
+22
0
+25
0
+29
0
+32
0
+36
0
H7 +12
0
+15
0
+18
0
+21
0
+25
0
+30
0
+35
0
+40
0
+46
0
+52
0
+57
0
H8 +18
0
+22
0
+27
0
+33
0
+39
0
+46
0
+54
0
+63
0
+72
0
+81
0
+89
0
H9 +30
0
+36
0
+43
0
+52
0
+62
0
+74
0
+87
0
+100
0
+115
0
+130
0
+140
0
H10 +48
0
+58
0
+70
0
+84
0
+100
0
+120
0
+140
0
+160
0
+185
0
+210
0
+230
0
H11 +75
0
+90
0
+110
0
+130
0
+160
0
+190
0
+220
0
+250
0
+290
0
+320
0
+360
0
J6 +5
-3
+5
-4
+6
-5
+8
-5
+10
-6
+13
-6
+16
-6
+18
-7
+22
-7
+25
-7
+29
-7
J7 +6
-6
+8
-7
+10
-8
+12
-9
+14
-11
+18
-12
+22
-13
+26
-14
+30
-16
+36
-16
+39
-18
J8 +10
-8
+12
-10
+15
-12
+20
-13
+24
-15
+28
-18
+34
-20
+41
-22
+47
-25
+55
-26
+60
-29
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
JS8 +9
-9
+11
-11
+13.5
-13.5
+16.5
-16.5
+19.5
-19.5
+23
-23
+27
-27
+31.5
-31.5
+36
-36
+40.5
-40.5
+44.5
-44.5
K6 +2
-6
+2
-6
+2
-9
+2
-11
+3
-13
+4
-15
+4
-18
+4
-21
+5
-24
+5
-27
+7
-29
K7 +3
-9
+5
-10
+6
-12
+6
-15
+7
-18
+9
-21
+10
-25
+12
-28
+13
-33
+16
-36
+17
-40
K8 +5
-13
+6
-16
+8
-19
+10
-23
+12
-27
+14
-32
+16
-38
+20
-43
+22
-50
+25
-56
+28
-61
M6 -1
-9
-3
-12
-4
-15
-4
-17
-4
-20
-5
-24
-6
-28
-8
-33
-8
-37
-9
-41
-10
-46
M7 0
-12
0
-15
0
-18
0
-21
0
-25
0
-30
0
-35
0
-40
0
-46
0
-52
0
-57
M8 +2
-16
+1
-21
+2
-25
+4
-29
+5
-34
+5
-41
+6
-48
+8
-55
+9
-63
+9
-72
+11
-78
N6 -5
-13
-7
-16
-9
-20
-11
-24
-12
-28
-14
-33
-16
-38
-20
-45
-22
-51
-25
-57
-26
-62
N7 -4
-16
-4
-19
-5
-23
-7
-28
-8
-33
-9
-39
-10
-45
-12
-52
-14
-60
-14
-66
-16
-73
N8 -2
-20
-3
-25
-3
-30
-3
-36
-3
-42
-4
-50
-4
-58
-4
-67
-5
-77
-5
-86
-5
-94
P6 -9
-17
-12
-21
-15
-26
-18
-31
-21
-37
-26
-45
-30
-52
-36
-61
-41
-70
-47
-79
-51
-87
P7 -8
-20
-9
-24
-11
-29
-14
-35
-17
-42
-21
-51
-24
-59
-28
-68
-33
-79
-36
-88
-41
-98
P8 -12
-30
-15
-37
-18
-45
-22
-55
-26
-65
-32
-78
-37
-91
-43
-106
-50
-122
-56
-137
-62
-151
R6 -12
-20
-16
-25
-20
-31
-24
-37
-29
-45
-35
-54
-37
-56
-44
-66
-47
-69
-56
-81
-58
-83
-61
-86
-68
-97
-71
-100
-75
-104
-85
-117
-89
-121
-97
-133
-103
-139
R7 -11
-23
-13
-28
-16
-34
-20
-41
-25
-50
-30
-60
-32
-62
-38
-73
-41
-76
-48
-88
-50
-90
-53
-93
-60
-106
-63
-109
-67
-113
-74
-126
-78
-130
-87
-144
-93
-150


Clearance Descriptions

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