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Tapered roller bearing
30214-H Tapered roller bearing
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
70 mm
D
125 mm
B
24 mm
C
21 mm
Cr
124000 N
Cor
160000 N
Cur
19400 N
Reference speed
3750 rpm
Limiting speed
4640 rpm
Mounting dimensions
damax
74 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
74 mm
轴挡肩最大直径
a
30 mm
压力锥顶距
Damin
102 mm
轴承座挡肩最小直径
d1
94.8 mm
内圈引导挡边直径
Damax
111 mm
轴承座挡肩最大直径
Dbmin
115 mm
轴承座挡肩最小直径
Camin
6 mm
最小轴向间距
Cbmin
9 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
0.39
Fa/Fr 对应不同X和Y系数
Y
1.54
轴向动载荷系数
Y0
0.85
轴向静载荷系数