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BK0509
Drawn cup needle roller bearing closed end
Drawn cup needle roller bearings with closed end BK, to DIN 618/ISO 3245
Product information
Metric
Imperial
Main Dimensions & Performance Data
Fw | 5 mm | Under roller diameter |
D | 9 mm | Outside diameter |
C | 9 mm | Width, outer ring |
Cr | 2.400 N | Basic dynamic load rating, radial |
C0r | 1.990 N | Basic static load rating, radial |
Cur | 243 N | Fatigue load limit, radial |
nG Grease | 23.500 1/min | Limiting speed for grease lubrication |
nG | 39.000 1/min | Limiting speed |
nϑr | 36.500 1/min | Reference speed |
≈m | 2,07 g | Weight |
Dimensions
rmin | 0,4 mm | Minimum chamfer dimension |
Ct min | 7,4 mm | Minimum width to base of drawn cup with closed end |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 140 °C | Operating temperature max. |
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Lubricant | Without | |
Lubrication hole | Without | |
Coating | Without | |
Sealing | Without |
Characteristics