SKF 21318 E bearing spherical roller origin of sweden
- Popular item
- SKF Explorer
Description
SKF 21318E bearing specification parameter:
| d |
90 mm
|
Bore diameter |
|---|---|---|
| D |
190 mm
|
Outside diameter |
| B |
43 mm
|
Width |
| d2 |
≈112 mm
|
Shoulder diameter of inner ring |
| D1 |
≈150 mm
|
Shoulder/recess diameter of outer ring |
| b |
8.3 mm
|
Width of lubrication groove |
| K |
4.5 mm
|
Diameter of lubrication hole |
| r1,2 |
min.3 mm
|
Chamfer dimension |
ABUTMENT DIMENSIONS
| da |
min.104 mm
|
Diameter of shaft abutment |
|---|---|---|
| Da |
max.176 mm
|
Diameter of housing abutment |
| ra |
max.2.5 mm
|
Radius of fillet |
CALCULATION DATA
| Basic dynamic load rating | C |
393 kN
|
|---|---|---|
| Basic static load rating | C0 |
450 kN
|
| Fatigue load limit | Pu |
45.5 kN
|
| Reference speed |
3 600 r/min
|
|
| Limiting speed |
4 800 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
|
MASS
| Mass |
6.25 kg
|
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