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NAO90X120X30-XL
Needle roller bearing
Needle roller bearings NAO, without ribs
Replaces
NAO90X120X30
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 90 mm | Bore diameter |
D | 120 mm | Outside diameter |
B | 30 mm | Width |
Cr | 80,000 N | Basic dynamic load rating, radial |
C0r | 188,000 N | Basic static load rating, radial |
Cur | 32,500 N | Fatigue load limit, radial |
nG | 4,700 1/min | Limiting speed |
nϑr | 2,950 1/min | Reference speed |
≈m | 1.044 kg | Weight |
Mounting dimensions
da | 99.3 mm | Mounting dimension |
Db | 101 mm | Shoulder diameter axial guidance NK/housing |
db | 107.2 mm | Shoulder diameter axial guidance NK/shaft |
Da | 109 mm | Shoulder diameter outer ring |
ra max | 1 mm | Maximum recess radius |
Dimensions
F | 100 mm | Raceway diameter inner ring |
E | 108 mm | Raceway diameter outer ring |
rmin | 1 mm | Minimum chamfer dimension |
s | 1 mm | Axial displacement |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 120 °C | Operating temperature max. |