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Tapered roller bearing
31326-X-XL Tapered roller bearing
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
130 mm
D
280 mm
B
66 mm
C
44 mm
Cr
720000 N
Cor
790000 N
Cur
103000 N
Reference speed
1860 rpm
Limiting speed
2950 rpm
Mounting dimensions
damax
128 mm
轴挡肩最大直径
r1,2min
1.5 mm
内圈背面倒角尺寸
r3,4min
1.5 mm
外圈背面倒角尺寸
dbmin
127 mm
轴挡肩最大直径
a
29 mm
压力锥顶距
Damin
154 mm
轴承座挡肩最小直径
d1
141 mm
内圈引导挡边直径
Damax
158 mm
轴承座挡肩最大直径
Dbmin
160 mm
轴承座挡肩最小直径
Camin
6 mm
最小轴向间距
Cbmin
6 mm
最小轴向间距
ramax
1.5 mm
轴最大圆角半径
rbmax
1.5 mm
轴承座最大圆角半径
Temperature range
Tmin
-30 °C
最低工作温度
Tmax
120 °C
最高工作温度
Calculation coefficient
e
0.35
Fa/Fr 对应不同X和Y系数
Y
1.72
轴向动载荷系数
Y0
0.95
轴向静载荷系数