|
Type |
Single row angular contact ball bearings |
|
Bearing structure |
Full cover rings |
|
Rolling element |
Ball |
|
Number of rolling row |
1 |
|
Bearing design |
Super-precison bearings |
|
For shaft type |
Round |
|
Cover type |
Open |
|
Bore diameter |
25mm |
|
Outside diameter |
42mm |
|
Bearing thickness |
9mm |
|
Contact angle |
25° |
|
Reference speed |
38000rpm |
|
Limiting speed |
56000rpm |
|
Basic dynamic load |
6.37kN |
|
Basic static load |
3.8kN |
|
Fatigue load limit |
160N |
|
Load direction |
Combined radial and axial |
|
Cage method |
Glass fiber reinforced PEEK cage, Resin cage, Outer ring centred |
|
Cage material |
PEEK, Phenolic resin |
|
Roller element material |
Silicon nitride (Si3N4) |
|
Internal clearance/ preload/ Tolerance class |
ISO class 4A |
|
Lubrication |
Non-lube |
|
Operation ambient |
Vibration |
|
Features |
Very high running accuracy, Very high load carrying capacity, Relatively high speed and stiffness |
|
Overall diameter |
42mm |
|
Overall length |
9mm |
|
Approx. weight |
0.039kg |