Description
Metric
Imperial
Main Dimensions & Performance Data
| di | 171 mm | Bore Diameter |
| diZT | 173 mm | Diameter centring inner ring |
| IT8 | Diameter centring inner ring tolerance | |
| H | 40 mm | Height |
| Da | 318.6 mm | Outside Diameter |
| Di ZT | 236 mm | Diameter centring outer ring |
| IT8 | Diameter centring outer ring tolerance | |
| T | 2.3 | Length centering outer ring |
| t | 6 | Length centering inner ring |
| ha | 35 mm | Width outer ring |
| hi | 35 mm | height of individual ring |
| 0.04 | Normal radial clearance min. | |
| 0.16 | Normal radial clearance max. | |
| 0.07 | Normal axial clearance min. | |
| 0.26 | Normal axial clearance max. | |
| ≈m | 12.9 kg | Weight |
Dimensions
| Di | 234 mm | inner diameter outer ring |
| da | 236 mm | Outside diameter inner ring |
| ni | 12 | Number of fixing holes in inner ring |
| Li | 195 mm | Pitchcircle diameter fixing holes inner ring |
| dB | 13 mm | Fixing bore |
| na | 12 | Number of fixing holes in outer ring |
| La | 275 mm | Pitchcircle diameter fixing holes outer ring |
| Fr zul | 63,000 N | Max. radial load fixing screws (friction locking) |
| d0 | 312 mm | Pitch circle diameter gearing |
| m | 4 mm | Modul of gearing |
| z | 78 | Number of teeth |
| b | 35 mm | Width gearing |
| Fz norm | 11,000 N | Max. tooth force root fatigue strenght (at a shock factor of 1,2) |
| Fz max | 16,100 N | Max. tooth force against tooth fracture (at a shock factor of 1,35) |
Temperature range
| Tmin | -25 °C | Operating temperature min. |
| Tmax | 80 °C | Operating temperature max. |
Calculation factors
| Ca | 123,000 N | Basic dynamic load rating, axial |
| C0a | 460,000 N | Basic static load rating, axial |
| Cr | 112,000 N | Basic dynamic load rating, radial (for radial load only) |
| C0r | 210,000 N | Basic static load rating, radial (for radial load only) |
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Your current product variant
| Centering | ZT | Centering on inner and outer ring |
| Gearing | N | Normalized gear teeth on bearing ring |
Characteristics
