SKF SKF 31308 Tapered roller bearing
Also known as : 31308,30318-A
- Inside Diameter: 40 mm
- Outside Diameter: 90 mm
- Width: 25.25 mm
- Basic dynamic load rating: 91.1 kN
- Basic static load rating: 81.5 kN
SKF SKF 31308
SKF SKF 31308 details
| model | 31308 |
|---|---|
| Dimension series | 7FB |
| d | 40 mm |
| D | 90 mm |
| T | 25.25 mm |
| d1 ≈ | 67.15 mm |
| B | 23 mm |
| C | 17 mm |
| r1,2 min. | 2 mm |
| r3,4 min. | 1.5 mm |
| a | 28.252 mm |
| da max. | 51 mm |
| db min. | 50 mm |
| Da min. | 71 mm |
| Da max. | 82.5 mm |
| Db min. | 86 mm |
| Ca min. | 3 mm |
| Cb min. | 8 mm |
| ra max. | 2 mm |
| rb max. | 1.5 mm |
| Calculation data | |
| C | 91.1 kN, Basic dynamic load rating |
| C0 | 81.5 kN, Basic static load rating |
| Pu | 9.5 kN, Fatigue load limit |
| Reference speed | 5600 r/min |
| Limiting speed | 7500 r/min |
| e | 0.83, Calculation factor |
| Y | 0.72, Calculation factor |
| Y0 | 0.4, Calculation factor |
| Mass | 0.72 kg |
SKF SKF 31308 bearing cross reference
68450R/68709R
40 mmx 90 mmx 25.25 mm
H414245/H414210
40 mmx 90 mmx 25.25 mm
387/382A
40 mmx 90 mmx 25.25 mm
HM88630R/HM88610R
40 mmx 90 mmx 25.25 mm
02473R/02420R
40 mmx 90 mmx 25.25 mm
23100R/23256R
40 mmx 90 mmx 25.25 mm
387-384ED
40 mmx 90 mmx 25.25 mm
389-384DRB
40 mmx 90 mmx 25.25 mm
EE132083-132126D
40 mmx 90 mmx 25.25 mm
42362D - 42586
40 mmx 90 mmx 25.25 mm
L357049-L357019-B
40 mmx 90 mmx 25.25 mm
