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Tapered roller bearing
30202-A Tapered roller bearing
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Main Dimensions & Performance Data
d
15 mm
D
35 mm
B
11 mm
C
10 mm
Cr
14700 N
Cor
14100 N
Cur
1350 N
Reference speed
13500 rpm
Limiting speed
23400 rpm
Mounting dimensions
damax
324 mm
轴挡肩最大直径
r1,2min
4 mm
内圈背面倒角尺寸
r3,4min
3 mm
外圈背面倒角尺寸
dbmin
314 mm
轴挡肩最大直径
a
80 mm
压力锥顶距
Damin
383 mm
轴承座挡肩最小直径
d1
359 mm
内圈引导挡边直径
Damax
406 mm
轴承座挡肩最大直径
Dbmin
405 mm
轴承座挡肩最小直径
Camin
12 mm
最小轴向间距
Cbmin
19 mm
最小轴向间距
ramax
4 mm
轴最大圆角半径
rbmax
3 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
0.39
Fa/Fr 对应不同X和Y系数
Y
1.52
轴向动载荷系数
Y0
0.84
轴向静载荷系数