Time：2025-09-26
Edit：JFU Bearing 
NNU4948
NNU4948
|
ORDER
Bearing No.
|
NNU4948 | |||
|
SD
Inside Diameter
|
240 | mm | ||
|
D
Outside Diameter
|
320 | mm | ||
|
B
Width
|
80 | mm | ||
|
R
Chamfer Dimension
|
2.1 | mm | ||
|
FW
Boundary Dimension
|
263 | mm | ||
|
CR1
Basic Dynamic Load Ratings
|
625000 | N | ||
|
COR1
Basic Static Load Ratings
|
1450000 | N | ||
|
CR2
Basic Dynamic Load Ratings
|
63500 | kgf | ||
|
COR2
Basic Static Load Ratings
|
148000 | kgf | ||
|
LG
Limiting Speed Grease
|
1600 | rpm | ||
|
LO
Limiting Speed Oil
|
2000 | rpm | ||
|
DA1
Abutment and Fillet Dimensions min.
|
251 | mm | ||
|
DA2
Abutment and Fillet Dimensions max.
|
262 | mm | ||
|
DC
Abutment and Fillet Dimensions min.
|
269 | mm | ||
|
D3A
Abutment and Fillet Dimensions min.
|
309 | mm | ||
|
RA
Abutment and Fillet Dimensions max.
|
2 | mm | ||
|
MASS
Mass
|
18 | kg |
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