22219EK Rolling Mills Spherical roller bearings
| Brand Name: |
Rolling Mills |
| Model Number: |
22219EK |
| d: |
55 mm |
| D: |
90 mm |
| B: |
18 mm |
| d1: |
67.73 mm |
| d2: |
65.6 mm |
| D1: |
77.25 mm |
| b: |
1.6 mm |
| C1: |
5.65 mm |
Product Details
| d |
55 mm |
| D |
90 mm |
| B |
18 mm |
| d1 |
67.73 mm |
| d2 |
65.6 mm |
| D1 |
77.25 mm |
| b |
1.6 mm |
| C1 |
5.65 mm |
| C2 |
3.4 mm |
| C3 |
3.4 mm |
| r1,2 min. |
1.1 mm |
| r3,4 min. |
0.6 mm |
| a |
18.8 mm |
| da min. |
61 mm |
| db min. |
61 mm |
| Da max. |
84 mm |
| Db max. |
85.8 mm |
| ra max. |
1 mm |
| rb max. |
0.6 mm |
| dn |
69.6 mm |
| Basic dynamic load rating C |
16.8 kN |
| Basic static load rating C0 |
12.2 kN |
| Fatigue load limit Pu |
0.52 kN |
| Attainable speed for grease lubrication |
25000 r/min |
| Attainable speed for oil-air lubrication |
39000 r/min |
| Ball diameter Dw |
7.938 mm |
| Number of balls z |
24 |
| Reference grease quantity Gref |
5 cm³ |
| Preload class A GA |
90 N |
| Static axial stiffness, preload class A |
51 N/µm |
| Preload class B GB |
270 N |
| Static axial stiffness, preload class B |
80 N/µm |
| Preload class C GC |
540 N |
| Static axial stiffness, preload class C |
108 N/µm |
| Calculation factor f |
1.07 |
| Calculation factor f1 |
1 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.03 |
| Calculation factor f2C |
1.05 |
| Calculation factor fHC |
1.01 |
| Calculation factor f0 |
8.4 |
| Mass bearing |
0.36 kg |