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QJ1088-N2-MPA
Four-point contact bearing
Four point contact bearing QJ10..-N2-MPA, holding grooves, solid brass cage
Product information
Metric
Imperial
Main Dimensions & Performance Data
d | 440 mm | Bore diameter |
D | 650 mm | Outside diameter |
B | 94 mm | Width |
Cr | 970.000 N | Basic dynamic load rating, radial |
C0r | 2.400.000 N | Basic static load rating, radial |
Cur | 57.000 N | Fatigue load limit, radial |
nG | 1.620 1/min | Limiting speed |
nϑr | 690 1/min | Reference speed |
≈m | 114 kg | Weight |
Mounting dimensions
da min | 463 mm | Minimum diameter shaft shoulder |
Da max | 627 mm | Maximum diameter of housing shoulder |
ra max | 5 mm | Maximum fillet radius |
Dimensions
rmin | 6 mm | Minimum chamfer dimension |
D1 | 579,1 mm | Shoulder diameter outer ring |
d1 | 514,05 mm | Shoulder diameter inner ring |
a | 381,6 mm | Distance between the apexes of the pressure cones |
an | 20 mm | Hight retaining slot |
bn | 15,5 mm | Width retaining slot |
rn | 3 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. |
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Design, bearing outer ring | N2 | Two retaining grooves in the outer ring on one side |
Cage | MPA | Solid brass cage, outer ring guided |
Tolerance class | PN | Normal (PN) |
Dimensional / heat stabilization | S1 | Rings dimensional stabilized up to 200° |
Axial internal clearance | CN | Group N (CN) |
Characteristics