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VLA200644-N
Slewing ring, 4 point contact bearing, external gear teeth
Slewing ring, 4 point contact bearing, external gear teeth

Main Dimensions & Performance Data
di | 534 mm | Bore Diameter |
0.6 mm | Bore diameter upper tolerance | |
0 mm | Bore diameter lower tolerance | |
hf IR | 12 mm | Height of flange |
H | 56 mm | Height |
Da | 742.3 mm | Outside Diameter |
t | 12 mm | Length centering inner ring |
ha | 44.5 mm | Width outer ring |
hi | 44.5 mm | Height of inner ring |
≈m | 48.496 kg | Weight |
Dimensions
Di | 645.5 mm | Inner diameter outer ring |
0.6 mm | Inner diameter outer ring upper tolerance | |
0 mm | Inner diameter outer ring lower tolerance | |
da | 642.5 mm | Outside diameter inner ring |
0 mm | Outside diameter inner ring upper tolerance | |
-0.6 mm | Outside diameter inner ring lower tolerance | |
ni | 16 | Number of fixing holes in inner ring |
Li | 562 mm | Pitchcircle diameter fixing holes inner ring |
dB | 18 mm | Fixing bore |
na | 16 | Number of fixing holes in outer ring |
La | 685 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 | 66,100 N | Max. radial load fixing screws (friction locking) |
d0 | 732 mm | Pitch circle diameter gearing |
m | 6 mm | Modul of gearing |
z | 122 | Number of teeth |
Fz norm | 21,300 N | Max. tooth force root fatigue strenght (at a shock factor of 1,2) |
Fz max | 31,500 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 | 162,000 N | Basic dynamic load rating, axial |
C0a | 455,000 N | Basic static load rating, axial |
Cr | 147,000 N | Basic dynamic load rating, radial |
C0r | 171,000 N | Basic static load rating, radial |


All
English

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Technical principles

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