Four-row cylindrical roller bearings are designed to accommodate very heavy radial loads in combination with medium to high speeds. The AKMI assortment includes many designs and variants, such as bearings with a cage and full complement bearings. Depending on the configuration of the outer and inner rings, the bearings are available in locating as well as non-locating designs.
| Design variant/feature | BC4.12/W33WI |
| Bore type | Cylindrical |
| d | 431.5 mm | Bore diameter |
|---|---|---|
| D | 571.5 mm | Outside diameter |
| B | 300 mm | Total bearing width over inner ring(s) |
| C | 300 mm | Total bearing width over outer ring(s) |
| D1 | ≈ 530.6 mm | Outer ring shoulder diameter |
| F | 465 mm | Raceway diameter inner ring |
| b | 16.7 mm | Width of annular groove |
| K | 9 mm | Diameter lubrication hole (outer ring) |
| r1,2 | min. 12 mm | Corner radius/chamfer inner ring |
| α | 20 ° | Chamfer angle inner ring |
| r3,4 | min. 2 mm | Chamfer dimension on the outer ring |
| Basic dynamic load rating | C | 4 460 kN |
|---|---|---|
| Basic static load rating | C0 | 10 200 kN |
| Fatigue load limit | Pu | 880 kN |
| Calculation factor | kr | 400 |
General bearing specifications
Bearing interfaces
Can't find the information you're looking for? Please fill out the application form and we will reply to you as soon as possible.
Your local AKMI dealer can provide you with technical support and sales assistance.
AKMI online customer service, timely answer customer questions
(Monday to Friday 9:00-18:00)
