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JK0S070-A
Tapered roller bearing
Tapered roller bearings JK0S, integral tapered roller bearings, lip seal on one side, diameter series 0
Replaces
JK0S070A
Product information
Main Dimensions & Performance Data
| d | 70 mm | Bore diameter |
| D | 110 mm | Outside diameter |
| B | 27 mm | Width, inner ring |
| C | 26.5 mm | Width, outer ring |
| Cr | 104,000 N | Basic dynamic load rating, radial |
| C0r | 159,000 N | Basic static load rating, radial |
| Cur | 20,100 N | Fatigue load limit, radial |
| nG | 2,900 1/min | Limiting speed |
| FBR | 49,000 N | Load carrying capacity of snap ring connection |
20,800 N | Maximum axial clamping force | |
| ≈m | 0.9 kg | Weight |
Mounting dimensions
| da max | 78 mm | Maximum diameter of shaft shoulder |
| db min | 77 mm | Minimum diameter of shaft shoulder |
| ra max | 1.5 mm | Maximum fillet radius of shaft |
| Dn | 112.3 mm | Groove diameter at housing |
| ΔDn | 0.22 mm | Upper limit deviation |
Dimensions
| r1, 2 min | 1.5 mm | Minimum chamfer dimension of inner ring back face |
| D1 | 104.8 mm | Diameter of groove |
| m/2 | 1.25 mm | Width of groove |
| a | 25 mm | Distance between the apexes of the pressure cones |
| d1 | 91.5 mm | Guidance rib diameter of inner ring |
| u | 0.03 mm | Stand out inner to outer ring |
| Δu | 0.05 mm | Upper limit deviation |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 110 °C | Operating temperature max. |
Calculation factors
| e | 0.43 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y | 1.38 | Dynamic axial load factor |
| Y0 | 0.76 | Static axial load factor |
Additional information
BR110 | Snap ring |