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Self aligning ball bearing
QJ315-XL-N2-MPA Four point contact ball bearing
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
75 mm
D
160 mm
B
37 mm
Cr
229000 N
Cor
204000 N
Cur
14400 N
Reference speed
3900 rpm
Limiting speed
8300 rpm
Mounting dimensions
damin
87 mm
轴挡肩最小直径
rmin
2.1 mm
最小倒角尺寸
D1
131 mm
内圈档边直径
Damax
148 mm
轴承座挡肩最大直径
d1
104.4 mm
内圈档边直径
ramax
2.1 mm
最大凹穴半径
a
82 mm
压力锥顶距
an
10.1 mm
定位槽高度
bn
8.5 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