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04:47:38 GMT+0000 (Coordinated Universal Time)
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 |