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QJ1072-N2-MPA
Four-point contact bearing
Four point contact bearing QJ10..-N2-MPA, holding grooves, solid brass cage
구자재
QJ1072N2MPA
제품 정보
미터법
우수한
Main Dimensions & Performance Data
d | 360 mm | Bore diameter |
D | 540 mm | Outside diameter |
B | 82 mm | Width |
Cr | 780,000 N | Basic dynamic load rating, radial |
C0r | 1,730,000 N | Basic static load rating, radial |
Cur | 45,000 N | Fatigue load limit, radial |
nG | 1,980 1/min | Limiting speed |
nϑr | 900 1/min | Reference speed |
≈m | 69.5 kg | 중량 |
Mounting dimensions
da min | 378 mm | Minimum diameter shaft shoulder |
Da max | 522 mm | Maximum diameter of housing shoulder |
ra max | 4 mm | Maximum fillet radius |
Dimensions
rmin | 5 mm | Minimum chamfer dimension |
D1 | 477 mm | Shoulder diameter outer ring |
d1 | 423.8 mm | Shoulder diameter inner ring |
a | 315.1 mm | Distance between the apexes of the pressure cones |
an | 15 mm | Hight retaining slot |
bn | 12.5 mm | Width retaining slot |
rn | 2.5 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. |