
|
Bearing Series
|
Structural Features
|
Load Capacity
|
Core Function
|
Typical Applications
|
|---|---|---|---|---|
|
NU Series
|
Outer ring with double ribs, inner ring no ribs
|
Heavy radial load only
|
Free axial floating, compensates shaft thermal expansion
|
Gearboxes, compressors, high-speed motor floating ends
|
|
NJ Series
|
Outer ring double ribs, inner ring single rib
|
Heavy radial load + unidirectional axial load
|
Limits shaft axial displacement in one direction
|
Industrial reducers, transmission shafts, mining machinery
|
|
N Series
|
Inner ring double ribs, outer ring no ribs
|
Heavy radial load only
|
Outer ring floating, easy installation
|
Machine tool spindles, precision processing equipment
|
|
NUP Series
|
Inner ring with one fixed rib + one loose rib
|
Heavy radial load + bidirectional axial load
|
Fixes shaft position bidirectionally, acts as locating bearing
|
Power transmission equipment, fixed-end bearing positions
|