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Tapered roller bearing
30315-A Tapered roller bearing
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
75 mm
D
160 mm
B
37 mm
C
31 mm
Cr
250000 N
Cor
295000 N
Cur
35000 N
Reference speed
3400 rpm
Limiting speed
4600 rpm
Mounting dimensions
damax
86 mm
轴挡肩最大直径
r1,2min
2 mm
内圈背面倒角尺寸
r3,4min
1.5 mm
外圈背面倒角尺寸
dbmin
84 mm
轴挡肩最大直径
a
27 mm
压力锥顶距
Damin
115 mm
轴承座挡肩最小直径
d1
102.6 mm
内圈引导挡边直径
Damax
121 mm
轴承座挡肩最大直径
Dbmin
124 mm
轴承座挡肩最小直径
Camin
4 mm
最小轴向间距
Cbmin
5 mm
最小轴向间距
ramax
2 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
0.44
Fa/Fr 对应不同X和Y系数
Y
1.38
轴向动载荷系数
Y0
0.76
轴向静载荷系数