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20318-K-MB-C3
Barrel roller bearing
Barrel roller bearing 203..-K-MB
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20318K.MB.C3
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Main Dimensions & Performance Data
| d | 90 mm | Bore diameter |
| D | 190 mm | Outside diameter |
| B | 43 mm | Width |
| Cr | 300.000 N | Basic dynamic load rating, radial |
| C0r | 360.000 N | Basic static load rating, radial |
| Cur | 31.500 N | Fatigue load limit, radial |
| nG | 3.500 1/min | Limiting speed |
| ≈m | 6,03 kg | text.product.weight |
Mounting dimensions
| da min | 104 mm | Minimum diameter shaft shoulder |
| Da max | 176 mm | Maximum diameter of housing shoulder |
| ra max | 2,5 mm | Maximum recess radius |
| da max | 113 mm | Maximum diameter of shaft shoulder |
| db min | 96 mm | Minimum cavity diameter of the sleeve |
| Ba min | 6 mm | Minimum cavity width of the sleeve |
Dimensions
| rmin | 3 mm | Minimum chamfer dimension |
| D1 | 165,1 mm | Bore diameter outer ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 200 °C | Operating temperature max. |
Additional information
H318 | Adapter sleeve |
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| Bore type | K | Tapered, taper 1:12 |
| Cage | MB | Solid brass cage |
| Radial internal clearance | C3 (Group 3) | Internal clearance larger than CN |
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