Page 97 - needle bearings

Drawn cup needle roller bearings
NTN

Table 6 Dimensional tolerance for inscribed circle diameter (Type DCL) Table 7 Dimensional tolerance for inscribed circle diameter (Type HCK)
Unit : mm Unit : mm
Nominal inscribed Nominal outer Ring gauge Tolerance for Nominal inscribed Nominal outer Ring gauge Tolerance for
circle dia. ring outer dia. bore dia. inscribed circle diameter circle dia. ring outer dia. bore dia. inscribed circle diameter
Fw D High Low Fw D High Low
6.350 11.112 11.125 6.411 6.388 10 15 15.016 10.026 ɹ10.011
7.938 12.700 12.713 7.998 7.976 11.656 17.1 17.116 11.687 11.669
9.525 14.288 14.300 9.586 9.563 13 19 19.020 13.031 13.013
11.112 15.875 15.888 11.173 11.151 14 20 20.020 14.031 14.013
12.700 17.462 17.475 12.761 12.738 16 22 22.020 16.031 16.013
14.288 19.050 19.063 14.348 14.326 18 24 24.020 18.031 18.013
15.875 20.638 20.650 15.936 15.913 18 24.6 24.620 18.031 18.013
17.462 22.225 22.238 17.523 17.501 20 27.9 27.920 20.038 20.017
19.050 25.400 25.387 19.086 19.063
20.638 26.988 26.975 20.673 20.650
22.225 28.575 28.562 22.261 22.238
23.812 30.162 30.150 23.848 23.825
25.400 31.750 31.737 25.436 25.413
26.988 33.338 33.325 27.023 27.000
28.575 34.925 34.912 28.611 28.588
30.162 38.100 38.087 30.198 30.175
31.750 38.100 38.087 31.786 31.763
34.925 41.275 41.262 34.963 34.938
38.100 47.625 47.612 38.141 38.113
41.275 50.800 50.787 41.316 41.288
44.450 53.975 53.962 44.493 44.463
47.625 57.150 57.137 47.668 47.638
50.800 60.325 60.312 50.846 50.815

B-35