FYNT 70 F
Square flanged roller bearing unit with SKF ConCentra locking, metric seriesSquare flanged roller bearing units consist of a spherical roller bearing mounted in a cast iron housing that can be bolted to a machine wall. They are robust, ready-to-mount units that are assembled, lubricated and sealed at the factory for maximum service life. The simple installation, easy alignment and reliable locking technology of SKF ConCentra units contribute to a smooth operation.
- Ready to mount
- Factory lubricated and sealed
- Long service life
- Minimal maintenance
Description
| Metric/inch series | Metric |
| Bearing insert | Spherical roller bearing |
| Bearing position | Locating |
| Locking method | SKF ConCentra |
| Bearing housing seal type | Radial lip seal |
Dimensions
| da | 70 mm | Shaft diameter |
|---|---|---|
| d2 | 96 mm | Collar outer diameter |
| A | 82 mm | Housing width |
| A1 | 25 mm | Flange thickness |
| A2 | 42.8 mm | Machined face to centre line bearing |
| A3 | 6 mm | Centring bore depth |
| B | 72 mm | Inner ring width |
| Dc | 150 mm | Centring bore diameter |
| J | 152 mm | Distance of attachment bolts |
| L | 196 mm | Housing length |
| N | 19 mm | Bolt hole diameter |
| T | 81.3 mm | Total width |
| A4 | 80 mm | Distance bearing centre line to end cover |
|---|---|---|
| ba | max. 70 mm | Distance bearing centre line to shaft end |
| ba | min. 38 mm | Distance bearing centre line to shaft end |
| J5 | 87 mm | Distance dowel pins |
|---|---|---|
| J6 | 54 mm | Distance dowel pins |
| N4 | max. 8 mm | Pin hole diameter |
Calculation data
| Basic dynamic load rating | C | 208 kN |
|---|---|---|
| Basic static load rating | C0 | 228 kN |
| Fatigue load limit | Pu | 25.5 kN |
| Limiting speed | 2 600 r/min | |
| Limiting value | e | 0.22 |
| Calculation factor | Y1 | 3 |
| Calculation factor | Y2 | 4.6 |
| Calculation factor | Y0 | 2.8 |
| Bearing mean diameter | dm | 97.5 mm |
| Axial holding force of the locking mechanism | Pa | 20 kN |
Breaking loads
| P1 | 150 kN | Breaking load |
|---|---|---|
| P2 | 140 kN | Breaking load |
| P3 | 340 kN | Breaking load |
Mass
| Mass bearing unit | 11 kg |
Mounting information
| Attachment bolt diameter | G | 16 mm |
|---|---|---|
| Tightening torque for attachment bolts | 200 N·m | |
| Set screws | M6 | |
| Number of set screws | 4 | |
| Tightening torque for set screws | 8 N·m | |
| Grease quantity for relubrication | 8 g |
Associated products
| End cover | ECY 214 |
