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BEARING INTERNAL CLEARANCE
Clearance for Insert Bearing
Cylindrical Bore Bearing (UC, HC, SA, SB, SER Series) unit:μm
Nominal bore diameter                 d                                         (mm) Radial internal clearance
C2 Normal C3 C4
over Incl min max min max min max min max
10 18 0 9 3 18 11 25 18 33
18 24 0 10 5 20 13 28 20 36
24 30 0 11 5 20 13 28 23 41
30 40 0 11 6 20 15 33 28 46
40 50 0 11 6 23 18 36 30 51
50 65 0 15 8 28 23 43 38 61
65 80 0 15 10 30 25 51 46 71
80 100 0 18 12 36 30 58 53 84
100 120 0 20 15 41 36 66 61 97
120 140 0 23 18 48 41 81 71 114
Tapered Bore Bearing (UK Series)
unit:μm
Nominal bore diameter                        d                                         mm Radial internal clearance
C2 Normal C3 C4
over Incl min max min max min max min max
10 18 3 18 11 25 18 33 25 45
18 24 5 20 13 28 20 36 28 48
24 30 5 20 13 28 23 41 30 53
30 40 6 20 15 33 28 46 40 64
40 50 6 23 18 36 30 51 45 73
50 65 8 28 23 43 38 61 55 90
65 80 10 30 25 51 46 71 65 105
80 100 12 36 30 58 53 84 75 120
100 120 15 31 36 66 61 97 90 140
120 140 18 48 41 81 71 114 105 160
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