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QJ330-N2-MPA
Four-point contact bearing
Four point contact bearing QJ3..-N2-MPA, holding grooves, solid brass cage
Replaces
QJ330N2MPA
Product information


Metric
Imperial
Main Dimensions & Performance Data
d | 150 mm | Bore diameter |
D | 320 mm | Outside diameter |
B | 65 mm | Width |
Cr | 510,000 N | Basic dynamic load rating, radial |
C0r | 730,000 N | Basic static load rating, radial |
Cur | 26,000 N | Fatigue load limit, radial |
nG | 3,650 1/min | Limiting speed |
nϑr | 1,870 1/min | Reference speed |
≈m | 28 kg | Weight |
Mounting dimensions
da min | 167 mm | Minimum diameter shaft shoulder |
Da max | 303 mm | Maximum diameter of housing shoulder |
ra max | 3 mm | Maximum fillet radius |
Dimensions
rmin | 4 mm | Minimum chamfer dimension |
D1 | 261 mm | Shoulder diameter outer ring |
d1 | 211.22 mm | Shoulder diameter inner ring |
a | 164.5 mm | Distance between the apexes of the pressure cones |
an | 12.7 mm | Hight retaining slot |
bn | 10.5 mm | Width retaining slot |
rn | 2 mm | Radius retaining slot |
45 ° | Angle retaining slot | |
α | 35 ° | Contact angle |
Temperature range
Tmin | -30 °C | Operating temperature min. |
Tmax | 200 °C | Operating temperature max. |