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Tapered roller bearing
30217-XL Tapered roller bearing
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
85 mm
D
150 mm
B
28 mm
C
24 mm
Cr
212000 N
Cor
226000 N
Cur
34000 N
Reference speed
3250 rpm
Limiting speed
5900 rpm
Mounting dimensions
damax
89 mm
轴挡肩最大直径
r1,2min
1.5 mm
内圈背面倒角尺寸
D1
119.8 mm
沟直径
dbmin
87 mm
轴挡肩最大直径
ramax
1.5 mm
轴最大圆角半径
m/2
1.25 mm
槽宽
a
28 mm
压力锥顶距
Dn
127.3 mm
沟直径
u
0.03 mm
内圈相对外圈突出量
Dn
0.25 mm
偏差上限
Dn
0 mm
偏差下限
u
0.05 mm
偏差上限
u
0 mm
偏差下限
Temperature range
Tmin
-30 °C
最低工作温度
Tmax
110 °C
最高工作温度
Calculation coefficient
e
0.42
Fa/Fr 对应不同X和Y系数
Y
1.42
轴向动载荷系数
Y0
0.78
轴向静载荷系数