Description

Metric
Imperial
Main Dimensions & Performance Data
| diZT | 306 mm | Diameter centring inner ring |
| IT8 | Diameter centring inner ring tolerance | |
| hf IR | 12 mm | height of flange |
| H | 56 mm | Height |
| Da | 503.3 mm | Outside Diameter |
| Di ZT | 417 mm | Diameter centring outer ring |
| IT8 | Diameter centring outer ring tolerance | |
| T | 4.5 | Length centering outer ring |
| t | 12 | Length centering inner ring |
| ha | 44.5 mm | Width outer ring |
| hi | 44.5 mm | height of individual ring |
| ≈m | 30.1 kg | Weight |
Dimensions
| da | 412.5 mm | Outside diameter inner ring |
| 0 mm | Outside diameter inner ring upper tolerance | |
| -0.5 mm | Outside diameter inner ring lower tolerance | |
| ni | 12 | Number of fixing holes in inner ring |
| Li | 332 mm | Pitchcircle diameter fixing holes inner ring |
| dB | 18 mm | Fixing bore |
| na | 10 | Number of fixing holes in outer ring |
| La | 455 mm | Pitchcircle diameter fixing holes outer ring |
| dBa | M12 | Tread fixing bore |
| Gl | 20 mm | Thread depth fixing hole |
| hAIR | 20 mm | Ring cross section |
| Fr zul | 41,300 N | Max. radial load fixing screws (friction locking) |
| d0 | 495 mm | Pitch circle diameter gearing |
| m | 5 mm | Modul of gearing |
| z | 99 | Number of teeth |
| b | 40 mm | Width gearing |
| D | 480 mm | Offset diameter outer ring |
| 0 mm | Offset diameter outer ring upper tolerance | |
| -0.5 mm | Offset diameter outer ring lower tolerance | |
| Fz norm | 15,900 N | Max. tooth force root fatigue strenght (at a shock factor of 1,2) |
| Fz max | 23,600 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 | 137,000 N | Basic dynamic load rating, axial |
| C0a | 295,000 N | Basic static load rating, axial |
| Cr | 124,000 N | Basic dynamic load rating, radial (for radial load only) |
| C0r | 110,000 N | Basic static load rating, radial (for radial load only) |
Downloads:
Your current product variant
| Centering | ZT | Centering on inner and outer ring |
| Gearing | N | Normalized gear teeth on bearing ring |
| Radial Clearance | RL1 | radial clearance 0 to 0,1 axial tilting clearance 0 to 0,21 |
Characteristics




