Performance comparison of bearing type
  Deep groove ball bearing


Angular contact ball bearing Four-point contact ball bearing

Self-aligning ball bearing

Cylindrical roller bearing Needle roller bearing (machined ring type)

Single-row


Matched pair or stack


Double-row


NU·N

NJ·NF

NUP·NH

NNU·NN

Radial load
Axial load
Combined load radial and axial
Vibration or impact load
High speed adaptability
High accuracy          
Low noise level / low torque                  
Rigidity        
Misalignment  
Inner and outer ring separability
Fixed side
Free side  
Remarks   A pair of bearings mounted facing each other. DT arrange-ment is effective for one direction only.   Non-separable type is also available.            
Reference page No. A4
B4
A5
B58
A6
B58
A6
B138
A7
B158
A8
B412

  Tapered roller bearing Spherical roller bearing


Thrust ball bearing Double direction angular contact thrust ball bearing.

Cylindrical roller
thrust bearing

Needle roller thrust bearing

Tapered roller thrust bearing

Spherical theust roller bearing

Single-row


Double-row, four-row


With flat back faces

With aligning seat washer

Radial load
Axial load
Combined load radial and axial
Vibration or impact load
High speed adaptability
High accuracy              
Low noise level / low torque                    
Rigidity
Misalignment
Inner and outer ring separability
Fixed side              
Free side                
Remarks A pair of bearings mounted facing each other.     Double
direction bearings are effective
for both directions.
    Non-sep-arable type is also available.    
Reference page No. A9
B204
A10
B314
A11
B380
-
C41
A12
-
A12
B412
A13
-
A13
B402

Exegesis:
Execllent Good Fair Unacceptable Both directions One direction only
Acceptable Acceptable, but shaft shrinkage must be compensated for,
Copyright DYS Corporation All Rights Reserved. 浙ICP备11004801号 您是第111606位访问者!