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United States
17:59:42 GMT+0000 (Coordinated Universal Time)
VSA250755-N-ZT
Slewing ring, 4 point contact bearing, external gear teeth
Slewing ring, 4 point contact bearing, external gear teeth
Product information
Metric
Imperial
Main Dimensions & Performance Data
di | 655 mm | Bore Diameter |
diZT | 657 mm | Diameter centring inner ring |
IT8 | Diameter centring inner ring tolerance | |
H | 80 mm | Height |
Da | 898 mm | Outside Diameter |
Di ZT | 755 mm | Diameter centring outer ring |
IT8 | Diameter centring outer ring tolerance | |
T | 19 mm | Length centering outer ring |
t | 15 mm | Length centering inner ring |
ha | 71 mm | Width outer ring |
hi | 54 mm | height of inner ring |
0,03 mm | Normal radial clearance min. | |
0,13 mm | Normal radial clearance max. | |
0,05 mm | Normal axial clearance min. | |
0,24 mm | Normal axial clearance max. | |
≈m | 130 kg | Weight |
Dimensions
Di | 753 mm | Inner diameter outer ring |
da | 757 mm | Outside diameter inner ring |
ni | 24 | Number of fixing holes in inner ring |
Li | 695 mm | Pitchcircle diameter fixing holes inner ring |
dB | 22 mm | Fixing bore |
na | 24 | Number of fixing holes in outer ring |
La | 816 mm | Pitchcircle diameter fixing holes outer ring |
dBa | M20 | Tread fixing bore |
Gl | 40 mm | Thread depth fixing hole |
Fr zul | 375.000 N | Max. radial load fixing screws (friction locking) |
d0 | 882 mm | Pitch circle diameter gearing |
m | 9 mm | Modul of gearing |
z | 98 | Number of teeth |
Fz norm | 55.100 N | Max. tooth force root fatigue strenght (at a shock factor of 1,2) |
Fz max | 80.200 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 | 395.000 N | Basic dynamic load rating, axial |
C0a | 2.700.000 N | Basic static load rating, axial |
Cr | 360.000 N | Basic dynamic load rating, radial |
C0r | 1.230.000 N | Basic static load rating, radial |
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Centering | ZT | Centering on inner and outer ring |
Gearing | N | Normalized gear teeth on bearing ring |
Characteristics