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Self aligning ball bearing
QJ1272-MPA Four point contact ball bearing
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Main Dimensions & Performance Data
d
360 mm
D
650 mm
B
122 mm
Cr
1110000 N
Cor
2600000 N
Cur
67000 N
Limiting speed
1700 rpm
Mounting dimensions
damin
386 mm
轴挡肩最小直径
rmin
6 mm
最小倒角尺寸
D1
544.2 mm
内圈档边直径
Damax
624 mm
轴承座挡肩最大直径
d1
469.9 mm
内圈档边直径
ramax
5 mm
最大凹穴半径
a
1,010 mm
压力锥顶距
α
45 °
接触角
Temperature range
Tmin
-30 °C
最低工作温度
Tmax
200 °C
最高工作温度