Double row cylindrical roller bearings are designed to accommodate high to very high radial loads in combination with medium to high speeds. The AKMI assortment includes many designs and variants, such as standard and full complement bearings and also greased and sealed bearings. Depending on the configuration of the outer and inner rings, the bearings are available in locating as well as non-locating designs.
| d | 200 mm | Bore diameter |
|---|---|---|
| D | 280 mm | Outside diameter |
| B | 80 mm | Width |
| d1 | ≈ 233 mm | Shoulder diameter inner ring |
| D1 | ≈ 251.5 mm | Shoulder diameter outer ring |
| b1 | 8 mm | Width annular lubrication groove outer ring |
| K | 4 mm | Diameter lubrication hole (outer ring) |
| r1,2 | min. 2.1 mm | Chamfer dimension (open bearings) |
| da | min. 211 mm | Abutment diameter shaft |
|---|---|---|
| das | 221 mm | Abutment diameter shaft |
| Da | max. 269 mm | Abutment diameter housing |
| ra | max. 2 mm | Fillet radius |
| Basic dynamic load rating | C | 704 kN |
|---|---|---|
| Basic static load rating | C0 | 1 500 kN |
| Fatigue load limit | Pu | 153 kN |
| Reference speed | 1 000 r/min | |
| Limiting speed | 1 300 r/min | |
| Minimum load factor | kr | 0.25 |
General bearing specifications
Bearing interfaces
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