Double row cylindrical roller bearings are designed to accommodate high to very high radial loads in combination with medium to high speeds. The SKF 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 |
240 mm
|
Bore diameter |
|---|---|---|
| D |
300 mm
|
Outside diameter |
| B |
60 mm
|
Width |
| d1 |
≈ 261 mm
|
Shoulder diameter inner ring |
| D1 |
≈ 275 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 mm
|
Chamfer dimension (open bearings) |
| da |
min. 249 mm
|
Abutment diameter shaft |
|---|---|---|
| das |
254 mm
|
Abutment diameter shaft |
| Da |
max. 292 mm
|
Abutment diameter housing |
| ra |
max. 2 mm
|
Fillet radius |
| Basic dynamic load rating | C |
539 kN
|
|---|---|---|
| Basic static load rating | C0 |
1 290 kN
|
| Fatigue load limit | Pu |
125 kN
|
| Reference speed |
900 r/min
|
|
| Limiting speed |
1 100 r/min
|
|
| Minimum load factor | kr |
0.2
|
| Mass bearing |
10 kg
|
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