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QJ1048-N1-MPA-C3
Four-point contact bearing
Four point contact bearing QJ10..-N1-MPA, holding groove, solid brass cage
Replaces
QJ1048N1MPA.C3
Main Dimensions & Performance Data
| d | 240 mm | Bore diameter |
| D | 360 mm | Outside diameter |
| B | 56 mm | Width |
| Cr | 450.000 N | Basic dynamic load rating, radial |
| C0r | 790.000 N | Basic static load rating, radial |
| Cur | 25.500 N | Fatigue load limit, radial |
| nG | 3.050 1/min | Limiting speed |
| nϑr | 1.530 1/min | Reference speed |
| ≈m | 21,4 kg | Weight |
Mounting dimensions
| da min | 252 mm | Minimum diameter shaft shoulder |
| Da max | 348 mm | Maximum diameter of housing shoulder |
| ra max | 2,5 mm | Maximum fillet radius |
Dimensions
| rmin | 3 mm | Minimum chamfer dimension |
| D1 | 319,6 mm | Shoulder diameter outer ring |
| d1 | 282,25 mm | Shoulder diameter inner ring |
| a | 210,1 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. |
Downloads:
Your current product variant
| Design, bearing outer ring | N1 | One retaining groove in the outer ring |
| Cage | Solid brass cage, outer ring guided | Solid brass cage, outer ring guided |
| Tolerance class | PN | Tolerance class PN, acc. to DIN 620 |
| Dimensional / heat stabilization | S1 | Rings dimensional stabilized up to 200° |
| Axial internal clearance | C3 | Group 3 (C3), bigger than CN |
Characteristics
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