Description
SKF F4BRP 308-SRB-CRH-Y specification parameter：
| da |
88.9 mm
|
Shaft diameter |
|---|---|---|
| Da |
187.325 mm
|
Hub diameter |
| A |
80.963 mm
|
Housing height |
| A1 |
22.225 mm
|
Housing flange height |
| A2 |
13.494 mm
|
Centre line of free bearing |
| A3 |
31.75 mm
|
Hub height |
| A4 |
26.988 mm
|
Housing flange to machined flange face |
| A5 |
113.506 mm
|
Width including end cover |
| A6 |
57.15 mm
|
Flange face to inner ring face |
| a |
3.969 mm
|
Inner ring face to housing face |
| B |
85.725 mm
|
Inner ring width |
| J |
219.075 mm
|
Bolt pitch diameter |
| L |
260.35 mm
|
Housing outside diameter |
| N |
20.638 mm
|
Bolt hole diameter |
| s |
44.45 mm
|
Centre line unit to side face of inner ring |
| S |
0.794 mm
|
Centre line of “fixed” bearing |
CALCULATION DATA
| Basic dynamic load rating | C |
325 kN
|
|---|---|---|
| Basic static load rating | C0 |
375 kN
|
| Fatigue load limit | Pu |
39 kN
|
| Limiting speed |
2 100 r/min
|
|
| Limiting value | e |
0.24
|
| Axial load factor | Y1 |
2.8
|
| Axial load factor | Y2 |
4.2
|
| Axial load factor | Y0 |
2.8
|
| Bearing mean diameter | dm |
124.968 mm
|
| Axial holding force of the locking mechanism | Pa |
34.9 kN
|
MASS
| Mass bearing unit |
13.2 kg
|
