Time：2025-09-26
Edit：JFU Bearing 
NU420M
NU420M
|
ORDER
Bearing No.
|
NU420M | ||
|
SD
Inside Diameter
|
100 | mm | |
|
D
Outside Diameter
|
250 | mm | |
|
B
Width
|
58 | mm | |
|
R
Chamfer Dimension
|
4 | mm | |
|
R1
Chamfer Dimension
|
4 | mm | |
|
FW
Boundary Dimension
|
139 | mm | |
|
CR1
Basic Dynamic Load Ratings
|
450000 | N | |
|
COR1
Basic Static Load Ratings
|
500000 | N | |
|
LT
Thermal rated speed /Allowable maximum speed
|
3000 | rpm | |
|
LM
Mechanical limit speed /Allowable maximum speed
|
- | rpm | |
|
LG
Limiting Speed Grease
|
2600 | rpm | |
|
LO
Limiting Speed Oil
|
3000 | rpm | |
|
DBB1
Abutment and Fillet Dimensions min.
|
116 | mm | |
|
DBB2
Abutment and Fillet Dimensions max.
|
135 | mm | |
|
DA2
Abutment and Fillet Dimensions max.
|
234 | mm | |
|
RA
Abutment and Fillet Dimensions max.
|
3 | mm | |
|
RB
Abutment and Fillet Dimensions max.
|
3 | mm | |
|
MASS
Mass
|
15.5 | kg |
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