Time：2025-09-26
Edit：JFU Bearing 
7228B
7228B
|
ORDER
Bearing No.
|
7228B | ||
|
SD
Inside Diameter
|
140 | mm | |
|
D
Outside Diameter
|
250 | mm | |
|
B
Width
|
42 | mm | |
|
R
Chamfer Dimension
|
3 | mm | |
|
R1
Chamfer Dimension
|
1.1 | mm | |
|
CR1
Basic Dynamic Load Ratings
|
197000 | N | |
|
COR1
Basic Static Load Ratings
|
213000 | N | |
|
FO
Factors
|
0 | ||
|
LG
Limiting Speed Grease
|
2000 | rpm | |
|
LO
Limiting Speed Oil
|
2800 | rpm | |
|
A
Eff. Load center
|
102.8 | mm | |
|
DA1
Abutment and Fillet Dimensions min.
|
154 | mm | |
|
DA2
Abutment and Fillet Dimensions max.
|
236 | mm | |
|
RA
Abutment and Fillet Dimensions max.
|
2.5 | mm | |
|
MASS
Mass
|
8.94 | kg |
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