They are used almost exclusively in work roll applications such as rolling mills. SKF manufactures four-row tapered roller bearings in TQO and TQI designs, in many variants and with different features.
| d |
711.2 mm
|
Bore diameter |
|---|---|---|
| D |
914.4 mm
|
Outside diameter |
| B |
390 mm
|
Total bearing width over inner rings |
| T |
390 mm
|
Total bearing width over outer rings |
| d1 |
≈760 mm
|
Abutment diameter shaft |
| D1 |
≈847 mm
|
Abutment diameter housing |
| r1,2 |
min.3.3 mm
|
Chamfer dimension inner ring |
| r3,4 |
min.1 mm
|
Outer ring radius (chamfer) |
| Basic dynamic load rating | C |
7 650 kN
|
|---|---|---|
| Basic static load rating | C0 |
19 300 kN
|
| Fatigue load limit | Pu |
1 340 kN
|
| Comparative radial load rating | CF |
1 830 kN
|
| Comparative axial load rating | CFa |
344 kN
|
| Thrust factor | K |
1.54
|
| Limiting value | e |
0.37
|
| Calculation factor | Y1 |
1.8
|
| Calculation factor | Y2 |
2.7
|
| Calculation factor | Y0 |
1.8
|
| Candidate for remanufacturing | Yes |
| Bearing part | Complete bearing |
| Design | TQO |
| Number of rows | 4 |
| Locating feature, bearing outer ring | None |
| Bore type | Cylindrical with helical groove |
| Cage | Sheet metal |
| Arrangement of contact angle (double-row bearing) | Not applicable |
| Matched arrangement | No |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication feature | With |
| Product net weight | 599 kg |
| eClass code | 23-05-09-10 |
(711.2X914.4X390) (BT4-8139GHA1)
| Weight | 599 kg |
|---|---|
| Size (mm) | |
| Colour |
Petaling Jaya Motors Supply was established in 1966 providing Bearing and other industrial parts needs for various industries. Thus, in our partnership with you, we bring you our varied expertise garnered from the years of experience in these industries.
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