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Tapered roller bearing
31330-X-XL Tapered roller bearing
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Main Dimensions & Performance Data
d
150 mm
D
320 mm
B
75 mm
C
50 mm
Cr
930000 N
Cor
1040000 N
Cur
130000 N
Reference speed
1540 rpm
Limiting speed
2550 rpm
Mounting dimensions
damax
189 mm
轴挡肩最大直径
r1,2min
5 mm
内圈背面倒角尺寸
r3,4min
4 mm
外圈背面倒角尺寸
dbmin
168 mm
轴挡肩最大直径
a
60 mm
压力锥顶距
Damin
273 mm
轴承座挡肩最小直径
d1
221.5 mm
内圈引导挡边直径
Damax
302 mm
轴承座挡肩最大直径
Dbmin
292 mm
轴承座挡肩最小直径
Camin
9 mm
最小轴向间距
Cbmin
17 mm
最小轴向间距
ramax
5 mm
轴最大圆角半径
rbmax
4 mm
轴承座最大圆角半径
Temperature range
Tmin
-30 °C
最低工作温度
Tmax
200 °C
最高工作温度
Calculation coefficient
e
0.35
Fa/Fr 对应不同X和Y系数
Y
1.74
轴向动载荷系数
Y0
0.96
轴向静载荷系数