Time：2025-09-26
Edit：JFU Bearing 
NU228EM
NU228EM
|
ORDER
Bearing No.
|
NU228EM | ||
|
SD
Inside Diameter
|
140 | mm | |
|
D
Outside Diameter
|
250 | mm | |
|
B
Width
|
42 | mm | |
|
R
Chamfer Dimension
|
3 | mm | |
|
R1
Chamfer Dimension
|
3 | mm | |
|
FW
Boundary Dimension
|
169 | mm | |
|
CR1
Basic Dynamic Load Ratings
|
395000 | N | |
|
COR1
Basic Static Load Ratings
|
515000 | N | |
|
LT
Thermal rated speed /Allowable maximum speed
|
3200 | rpm | |
|
LM
Mechanical limit speed /Allowable maximum speed
|
4500 | rpm | |
|
LG
Limiting Speed Grease
|
2400 | rpm | |
|
LO
Limiting Speed Oil
|
3000 | rpm | |
|
DBB1
Abutment and Fillet Dimensions min.
|
153 | mm | |
|
DBB2
Abutment and Fillet Dimensions max.
|
165 | mm | |
|
DA2
Abutment and Fillet Dimensions max.
|
237 | mm | |
|
RA
Abutment and Fillet Dimensions max.
|
2.5 | mm | |
|
RB
Abutment and Fillet Dimensions max.
|
2.5 | mm | |
|
MASS
Mass
|
9.21 | kg |
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