Description
SKF QJ 208 MA specification parameter：
DIMENSIONS
| d |
40 mm
|
|
|---|---|---|
| D |
80 mm
|
|
| B |
18 mm
|
|
| d1 |
≈ 49.5 mm
|
|
| D1 |
≈ 66 mm
|
|
| a |
42 mm
|
|
| r1,2 |
min. 1.1 mm
|
ABUTMENT DIMENSIONS
| da |
min. 47 mm
|
|
|---|---|---|
| Da |
max. 73 mm
|
|
| ra |
max. 1 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
56 kN
|
|---|---|---|
| Basic static load rating | C0 |
49 kN
|
| Fatigue load limit | Pu |
2.08 kN
|
| Limiting speed |
15000 r/min
|
|
| Calculation factor | A |
0.0066
|
| Calculation factor | e |
0.95
|
| Calculation factor | X |
0.6
|
| Calculation factor | Y0 |
0.58
|
| Calculation factor | Y1 |
0.66
|
| Calculation factor | Y2 |
1.07
|
MASS
| Mass bearing |
0.45 kg
|
|---|
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