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239/500-K-MB
Spherical Roller Bearing
Spherical roller bearing 239..-K-MB, symmetric 3 ribs
Remanufacturable
Replaces
239/500K.MB
Frequently bought together
Main Dimensions & Performance Data
| d | 500 mm | Bore diameter |
| D | 670 mm | Outside diameter |
| B | 128 mm | Width |
| Cr | 2.600.000 N | Basic dynamic load rating, radial |
| C0r | 6.300.000 N | Basic static load rating, radial |
| Cur | 410.000 N | Fatigue load limit, radial |
| nG | 990 1/min | Limiting speed |
| nϑr | 540 1/min | Reference speed |
| ≈m | 124,5 kg | Weight |
Mounting dimensions
| da min | 518 mm | Minimum diameter shaft shoulder |
| Da max | 652 mm | Maximum diameter of housing shoulder |
| ra max | 4 mm | Maximum recess radius |
| da max | 543 mm | Maximum diameter of shaft shoulder |
| db min | 516 mm | Minimum cavity diameter of the sleeve |
| Ba min | 18 mm | Minimum cavity width of the sleeve |
Dimensions
| rmin | 5 mm | Minimum chamfer dimension |
| D1 | 619,3 mm | Bore diameter outer ring |
| ds | 12,5 mm | Diameter lubrication hole |
| ns | 23,5 mm | Width of lubricating groove |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 200 °C | Operating temperature max. |
Calculation factors
| e | 0,17 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y1 | 3,9 | Dynamic axial load factor |
| Y2 | 5,81 | Dynamic axial load factor |
| Y0 | 3,81 | Static axial load factor |
Additional information
H39/500-HG | Adapter sleeve | |
AH39/500-H | Withdrawal sleeve |
Your current product variant
| Bore type | K | Tapered, taper 1:12 |
| Cage | MB | Solid brass cage |
| Radial internal clearance | CN (Group N) | Normal internal clearance |
| Relubrication feature | Standard |
Characteristics
Operating conditions for bearing 239/500-K-MB
In work for 239/500-K-MB
CO₂e caused by friction during operation
Comprehensive information with immediate calculations of the CO2e emissions of our rotative products in various application scenarios.
Load
*MandatoryMotion Influences
*Mandatory Preset calculation parameters
Arcanol MULTI2
Greasenormal cleanliness
Contamination70°C
Operating Temperature20°C
Ambient Temperature Choose your calculations
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CO₂e emissions
For Production info_outline
Rating life
Total Rating Life (Lh10)
-
Static safety (S0)
-
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