Page 158 - Rollingbearings

B.6 Bearing interfaces
Table 12
Shaft tolerances and resultant its
+
0
–

Shaft Bearing Shaft diameter deviations, resultant its 1)
Nominal Bore diameter Tolerance classes
diameter tolerance
d t Δdmp h6� h8� h9� j5� j6�
Deviations (shaft diameter)
Theoretical interference (–)/clearance (+)
> ≤ L U Probable interference (–)/clearance (+)

mm µm µm

– 3 –8 0 0 –6 0 –14 0 –25 +2 –2 +4 –2
–8 +6 –8 +14 –8 +25 –10 +2 –12 +2
–6 +4 –6 +12 –5 +22 –9 +1 –10 0
3 6 –8 0 0 –8 0 –18 0 –30 +3 –2 +6 –2
–8 +8 –8 +18 –8 +30 –11 +2 –14 +2
–6 +6 –5 +15 –5 +27 –10 +1 –12 0
6 10 –8 0 0 –9 0 –22 0 –36 +4 –2 +7 –2
–8 +9 –8 +22 –8 +36 –12 +2 –15 +2
–6 +7 –5 +19 –5 +33 –10 0 –13 0
10 18 –8 0 0 –11 0 –27 0 –43 +5 –3 +8 –3
–8 +11 –8 +27 –8 +43 –13 +3 –16 +3
–6 +9 –5 +24 –5 +40 –11 +1 –14 +1

18 30 –10 0 0 –13 0 –10 –33 0 –52 +5 –4 +9 –4
–19
–10

+4
+52
–15
+4
+13
+33
–10

Bearing interfaces 30 50 –12 0 0 0 –16 0 –39 0 –62 +6 –5 +11 –5

–16
–13

+2
–6
–6

+10
+29
+48
–7
+1
+62
–12
–18
+16
–12
–23
+5

+39

+5

–12
–7
+34
–7
+12

+2

+1
–19
–15
–8
+57
–74
–7
0
–46
–7
+6
+12
0
–19
–15
50
80
0
+3
–17
–9
–11
+68
–23
–9
+3
+40
+15
B.6 80 120 –20 0 –15 +19 –15 +46 –15 +74 –21 +7 –27 +7
–9
+6
–87
–9
0
0
–22
–54
+13
0

+22
+87
+9
+54
–20
+9
–33

–20

–26
–20
–14 +16 –12 +46 –12 +79 –21 +4 –27 +3
120 180 –25 0 0 –25 0 –63 0 –100 +7 –11 +14 –11
–25 +25 –25 +63 –25 +100 –32 +11 –39 +11
–18 +18 –15 +53 –15 +90 –26 +5 –32 +4
180 250 –30 0 0 –29 0 –72 0 –115 +7 –13 +16 –13
–30 +29 –30 +72 –30 +115 –37 +13 –46 +13
–22 +21 –18 +60 –17 +102 –31 +7 –38 +5
250 315 –35 0 0 –32 0 –81 0 –130 +7 –16 +16 –16
–35 +32 –35 +81 –35 +130 –42 +16 –51 +16
–26 +23 –22 +68 –20 +115 –34 +8 –42 +7
315 400 –40 0 0 –36 0 –89 0 –140 +7 –18 +18 –18
–40 +36 –40 +89 –40 +140 –47 +18 –58 +18
–29 +25 –25 +74 –23 +123 –39 +10 –47 +7
400 500 –45 0 0 –40 0 –97 0 –155 +7 –20 +20 –20
–45 +40 –45 +97 –45 +155 –52 +20 –65 +20
–33 +28 –28 +80 –26 +136 –43 +11 –53 +8
156