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 | 250 mm | Outside diameter |
| B | 50 mm | Width |
| d1 | ≈ 220 mm | Shoulder diameter inner ring |
| D1 | ≈ 229.5 mm | Shoulder diameter outer ring |
| b1 | 7 mm | Width annular lubrication groove outer ring |
| K | 4 mm | Diameter lubrication hole (outer ring) |
| r1,2 | min. 1.5 mm | Chamfer dimension (open bearings) |
| da | min. 207 mm | Abutment diameter shaft |
|---|---|---|
| das | 213 mm | Abutment diameter shaft |
| Da | max. 243 mm | Abutment diameter housing |
| ra | max. 1.5 mm | Fillet radius |
| Basic dynamic load rating | C | 369 kN |
|---|---|---|
| Basic static load rating | C0 | 800 kN |
| Fatigue load limit | Pu | 80 kN |
| Reference speed | 1 100 r/min | |
| Limiting speed | 1 400 r/min | |
| Minimum load factor | kr | 0.2 |
General bearing specifications
Bearing interfaces
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