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Tapered roller bearing
30219-A Tapered roller bearing
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
d
95 mm
D
170 mm
B
32 mm
C
27 mm
Cr
222000 N
Cor
285000 N
Cur
32500 N
Reference speed
2950 rpm
Limiting speed
4250 rpm
Mounting dimensions
damax
102 mm
轴挡肩最大直径
r1,2min
2.5 mm
内圈背面倒角尺寸
r3,4min
2 mm
外圈背面倒角尺寸
dbmin
100 mm
轴挡肩最大直径
a
36 mm
压力锥顶距
Damin
138 mm
轴承座挡肩最小直径
d1
121.8 mm
内圈引导挡边直径
Damax
150 mm
轴承座挡肩最大直径
Dbmin
152 mm
轴承座挡肩最小直径
Camin
5 mm
最小轴向间距
Cbmin
8.5 mm
最小轴向间距
ramax
2.5 mm
轴最大圆角半径
rbmax
2 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
0.42
Fa/Fr 对应不同X和Y系数
Y
1.43
轴向动载荷系数
Y0
0.79
轴向静载荷系数