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16:16:57 GMT+0000 (Coordinated Universal Time)
QJ260-N2-MPA
Four-point contact bearing
Four point contact bearing QJ2..-N2-MPA, holding grooves, solid brass cage
Replaces
QJ260N2MPA
Product information
Main Dimensions & Performance Data
| d | 300 mm | Bore diameter |
| D | 540 mm | Outside diameter |
| B | 85 mm | Width |
| Cr | 920.000 N | Basic dynamic load rating, radial |
| C0r | 1.940.000 N | Basic static load rating, radial |
| Cur | 53.000 N | Fatigue load limit, radial |
| nG | 2.050 1/min | Limiting speed |
| nϑr | 920 1/min | Reference speed |
| ≈m | 91,4 kg | Weight |
Mounting dimensions
| da min | 320 mm | Minimum diameter shaft shoulder |
| Da max | 520 mm | Maximum diameter of housing shoulder |
| ra max | 4 mm | Maximum fillet radius |
Dimensions
| rmin | 5 mm | Minimum chamfer dimension |
| D1 | 455,8 mm | Shoulder diameter outer ring |
| d1 | 387,45 mm | Shoulder diameter inner ring |
| a | 294,1 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. |