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61811-Y
Deep groove ball bearing
Deep groove ball bearing 618..-Y, single row, brass sheet metal cage
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 55 mm | Bore diameter |
D | 72 mm | Outside diameter |
B | 9 mm | Width |
Cr | 9.600 N | Basic dynamic load rating, radial |
C0r | 8.500 N | Basic static load rating, radial |
Cur | 520 N | Fatigue load limit, radial |
nG | 17.500 1/min | Limiting speed |
nϑr | 6.600 1/min | Reference speed |
≈m | 0,085 kg | Weight |
Mounting dimensions
da min | 57 mm | Minimum diameter shaft shoulder |
Da max | 70 mm | Maximum diameter of housing shoulder |
ra max | 0,3 mm | Maximum fillet radius |
Dimensions
rmin | 0,3 mm | Minimum chamfer dimension |
D1 | 66,55 mm | Shoulder diameter outer ring |
D2 | 68,6 mm | Caliber diameter outer ring |
d1 | 60,6 mm | Shoulder diameter inner ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |
Calculation factors
f0 | 16,3 | Calculation factor |