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Self aligning ball bearing
QJ317-N2-MPA-C3 Four point contact ball bearing
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Main Dimensions & Performance Data
d
85 mm
D
180 mm
B
41 mm
Cr
248000 N
Cor
255000 N
Cur
12800 N
Limiting speed
6600 rpm
Mounting dimensions
damin
99 mm
轴挡肩最小直径
rmin
3 mm
最小倒角尺寸
D1
148.7 mm
内圈档边直径
Damax
166 mm
轴承座挡肩最大直径
d1
117.9 mm
内圈档边直径
ramax
2.5 mm
最大凹穴半径
a
93 mm
压力锥顶距
an
11.7 mm
定位槽高度
bn
10.5 mm
定位槽宽度
rn
2 mm
定位槽半径
45 °
角定位槽
α
35 °
接触角
Temperature range
Tmin
-30 °C
最低工作温度
Tmax
150 °C
最高工作温度