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11:59:41 GMT+0000 (Coordinated Universal Time)
NU230-E-XL-M1A
Cylindrical roller bearing
Cylindrical roller bearing NU..-E-XL-M1A, with cage, single row, non-locating bearing, 2 ribs on outer ring, 0 ribs on inner ring (smooth), type NU, Running accuracy in P6
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 150 mm | Bore diameter |
D | 270 mm | Outside diameter |
B | 45 mm | Width |
Cr | 520,000 N | Basic dynamic load rating, radial |
C0r | 590,000 N | Basic static load rating, radial |
Cur | 70,000 N | Fatigue load limit, radial |
nG | 4,550 1/min | Limiting speed |
nϑr | 2,350 1/min | Reference speed |
≈m | 12 kg | Weight |
Mounting dimensions
da min | 164 mm | Minimum diameter shaft shoulder |
da max | 179 mm | Maximum diameter of shaft shoulder |
db min | 184 mm | Minimum shaft shoulder |
Da max | 256 mm | Maximum diameter of housing shoulder |
ra max | 2.5 mm | Maximum recess radius |
ra1 max | 2.5 mm | Maximum recess radius |
Dimensions
rmin | 3 mm | Minimum chamfer dimension |
r1 min | 3 mm | Minimum chamfer dimension |
s | 4 mm | Axial displacement |
E | 242 mm | Raceway diameter outer ring |
F | 182 mm | Raceway diameter inner ring |
D1 min | 231.95 mm | Minimum rib diameter outer ring |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 150 °C | Operating temperature max. |