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23940-S-K-MB-C4
Spherical Roller Bearing
Spherical roller bearings 239..-K, main dimensions to DIN 635-2, with tapered bore, taper 1:12
Remanufacturable
Replaces
23940SK.MB.C4
Main Dimensions & Performance Data
| d | 200 mm | Bore diameter |
| D | 280 mm | Outside diameter |
| B | 60 mm | Width |
| Cr | 550.000 N | Basic dynamic load rating, radial |
| C0r | 1.070.000 N | Basic static load rating, radial |
| Cur | 73.000 N | Fatigue load limit, radial |
| nG | 2.800 1/min | Limiting speed |
| nϑr | 1.650 1/min | Reference speed |
| ≈m | 11,01 kg | Weight |
Mounting dimensions
| da min | 210,2 mm | Minimum diameter shaft shoulder |
| Da max | 269,8 mm | Maximum diameter of housing shoulder |
| ra max | 2,1 mm | Maximum recess radius |
| da max | 220 mm | Maximum diameter of shaft shoulder |
| db min | 210 mm | Minimum cavity diameter of the sleeve |
| Ba min | 9 mm | Minimum cavity width of the sleeve |
Dimensions
| rmin | 2,1 mm | Minimum chamfer dimension |
| D1 | 256,9 mm | Bore diameter outer ring |
| ds | 6,3 mm | Diameter lubrication hole |
| ns | 12,2 mm | Width of lubricating groove |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 200 °C | Operating temperature max. |
Calculation factors
| e | 0,2 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y1 | 3,42 | Dynamic axial load factor |
| Y2 | 5,09 | Dynamic axial load factor |
| Y0 | 3,34 | Static axial load factor |
Additional information
H3940 | Adapter sleeve | |
AH3940 | Withdrawal sleeve |
Downloads:
Your current product variant
| Bore type | K | Tapered, taper 1:12 |
| Cage | MB | Solid brass cage |
| Radial internal clearance | C4 (Group 4) | Internal clearance larger than C3 |
| Relubrication feature | S | With 3 lubricating holes and groove |
Characteristics
All
English
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