Page 690 - Rollingbearings

8 Tapered roller bearings
Table 9
Shaft diameter deviations for inch tapered roller bearings with Normal tolerances
Nominal Deviations for its clearance/interference in accordance with
diameter
f6� g6� h6� j6� k6� m6�
> ≤ U L U L U L U L U L U L
mm μm

10 18 – – 2 –4 8 2 16 10 20 14 – –
18 30 – – 3 –7 10 0 19 9 25 15 – –
30 50 – – 3 –12 12 –3 23 8 30 15 – –

50 76,2 – – 5 –16 15 –6 27 6 – – 45 24
80 120 – – 8 –9 20 3 33 16 – – 55 38
120 180 – – 11 –14 25 0 39 14 – – 65 40
180 250 – – 15 –19 30 –4 46 12 – – – –
250 304,8 – – 18 –24 35 –7 51 9 – – – –
315 400 –22 –47 22 –3 40 15 58 33 – – – –
400 500 –23 –57 25 –9 45 11 65 31 – – – –
500 609,6 –26 –69 28 –15 50 7 72 29 – – – –
630 800 –5 –54 51 2 75 26 100 51 – – – –

800 914,4 14 –66 74 6 100 20 128 48 – – – –

Nominal Deviations for its clearance/interference in accordance with
diameter
n6� p6� r6� r7� r6� + IT6 r7� + IT7
> ≤ U L U L U L U L U L U L
mm μm

50 76,2 54 33 – – – – – – – – – –
80 100 65 48 79 62 – – – – – – – –
100 120 65 48 79 62 – – – – – – – –
8 120 140 77 52 93 68 113 88 – – – – – – – – – – – –
77
68
160
90
93
52
140
115
160 180 77 52 93 68 118 93 – – – – – –
180 200 – – 109 75 136 102 – – – – – –
200 225 – – 109 75 139 105 – – – – – –
225 250 – – 109 75 143 109 – – – – – –
250 280 – – 123 81 161 119 – – – – – –
280 304,8 – – – – 165 123 – – – – – –
315 355 – – – – 184 159 – – 220 195 – –
355 400 – – – – 190 165 – – 226 201 – –
400 450 – – – – 211 177 – – 251 217 – –
450 500 – – – – 217 183 – – 257 223 – –
500 560 – – – – – – 270 201 288 245 340 271
560 609,6 – – – – – – 275 206 293 250 345 276
630 710 – – – – – – 330 251 350 301 410 331
710 800 – – – – – – 340 281 360 311 420 341
800 900 – – – – – – 400 286 422 342 490 376

For nominal diameter ranges not listed or higher requirements on accuracy, contact the SKF application engineering service.

688