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BK3038-ZW
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 | 30 mm | Under roller diameter |
D | 37 mm | Outside diameter |
C | 38 mm | Width, outer ring |
Cr | 37,500 N | Basic dynamic load rating, radial |
C0r | 79,000 N | Basic static load rating, radial |
Cur | 10,300 N | Fatigue load limit, radial |
nG | 8,600 1/min | Limiting speed |
nϑr | 6,200 1/min | Reference speed |
≈m | 84 g | Weight |
Dimensions
rmin | 0.8 mm | Minimum chamfer dimension |
Ct min | 35.3 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. |
Additional information
LR25X30X38,5 | Suitable inner rings LR | |
IR25X30X38,5-XL | Suitable inner rings IR |
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Lubricant | Without | |
Number of rolling element rows | 2 | Double-row design |
Characteristics