Nominal size
mm
Fundamental deviation values
Lower limit deviation, ei
Above
Up to
and
including
IT4
to
IT7
Up to
and
including IT3
and
above
IT7
All standard tolerance grades
 
k
m
n
r  
s  
u
 x
y
 z 
za 
zb
zc
-
3
0
0
+2
+4
+6
10
+14
 
+18
 
+20
 
+26
+32
+40
+60
3
6
+1
0
+4
+8
+12
15
+19
 
+23
 
+28
 
+35
+42
+50
+80
6
10
+1
0
+6
+10
+15
19
+23
 
+28
 
+34
 
+42
+52
+67
+97
10
14
+1
0
+7
+12
+18
+23
+28
 
+33
 
+40
 
+50
+64
+90
+130
14
18
+39
+45
 
+60
+77
+108
+150
18
24
+2
0
+8
+15
+22
+28
+35
 
+41
+47
+54
+63
+73
+98
+136
+188
24
30
+41
+48
+55
+64
+75
+88
+118
+160
+218
30
40
+2
0
+9
+17
+26
+34
+43
+48
+60
+68
+80
+94
+112
+148
+200
+274
40
50
+54
+70
+81
+97
+114
+136
+180
+242
+325
50
65
+2
0
+11
+20
+32
+41
+53
+66
+87
+102
+122
+144
+172
+226
+300
+405
65
80
+43
+59
+75
+102
+120
+146
+174
+210
+274
+360
+480
80
100
+3
0
+13
+23
+37
+51
+71
+91
+124
+146
+178
+214
+258
+335
+445
+585
100
120
+54
+79
+104
+144
+172
+210
+254
+310
+400
+525
+690
120
140
+3
0
+15
+27
+43
+63
+92
+122
+170
+202
+248
+300
+365
+470
+620
+800
140
160
+65
+100
+134
+190
+228
+280
+340
+415
+535
+700
+900
160
180
+68
+108
+146
+210
+252
+310
+380
+465
+600
+780
+1000
180
200
+4
0
+17
+31
+50
+77
+122
+166
+236
+284
+350
+425
+520
+670
+880
+1150
200
225
+80
+130
+180
+258
+310
+385
+470
+575
+740
+960
+1250
225
250
+84
+140
+196
+284
+340
+425
+520
+640
+820
+1050
+1350
250
280
+4
0
+20
+34
+56
+94
+158
+218
+315
+385
+475
+580
+710
+920
+1200
+1550
280
315
+98
+170
+240
+350
+425
+525
+650
+790
+1000
+1300
+1700
315
355
+4
0
+21
+37
+62
+108
+190
+268
+390
+475
+590
+730
+900
+1150
+1500
+1900
355
400
+114
+208
+294
+435
+530
+660
+820
+1000
+1300
+1650
+2100
400
450
+5
0
+23
+40
+68
+126
+232
+330
+490
+595
+740
+920
+1100
+1450
+1850
+2400
450
500
+132
+252
+360
+540
+660
+820
+1000
+1250
+1600
+2100
+2600
500
560
0
0
+26
+44
+78
+150
+280
+400
+600
             
560
630
+155
+310
+450
+660
             
630
710
0
0
+30
+50
+88
+175
+340
+500
+740
             
710
800
+185
+380
+560
+840
             
800
900
0
0
+34
+56
+100
+210
+430
+620
+940
             
900
1000
+220
+470
+680
+1050
             
1000
1120
0
0
+40
+66
+120
+250
+520
+780
+1150
             
1120
1250
+260
+580
+840
+1300
             
1250
1400
0
0
+48
+78
+140
+300
+640
+960
+1450
             
1400
1600
+330
+720
+1050
+1600
             
1600
1800
0
0
+58
+92
+170
+370
+820
+1200
+1850
             
1800
2000
+400
+920
+1350
+2000
             
2000
2240
0
0
+68
+110
+195
+440
+1000
+1500
+2300
             
2240
2500
+460
+1100
+1650
+2500
             
2500
2800
0
0
+76
+135
+240
+550
+1250
+1900
+2900
             
2800
3150
+580
+1400
+2100
+3200
             

Tags: EN ISO 286-1 the fundamental deviations for shafts k to zc