315265 937.5×1270.25×825.5 Bearing
Four-Row Cylindrical Roller Bearings
The 315265 Four-Row Cylindrical Roller Bearing is engineered for heavy-duty industrial applications, offering exceptional radial load capacity. Its four-row design provides uniform load distribution, making it ideal for industries such as steel rolling mills, mining, and paper production. The 315265 bearing is built to handle high speeds and intense operational demands, with low friction and enhanced efficiency. Its cylindrical structure ensures reliable performance under extreme conditions, reducing downtime and maintenance requirements.
Performance Overview of the 315265 Bearings
| Specifications | Details |
|---|---|
| Brand | AMIGO 315265 | Interchangeable With: SKF 315265 |
| Bore diameter | 937.5 mm |
| Outside diameter | 1270.25 mm |
| Width | 825.5 mm |
| Basic dynamic load rating | 28 100 kN |
| Basic static load rating | 83 000 kN |
| Bearing part | Complete bearing |
| Number of rows | 4 |
| Locating feature, bearing outer ring | None |
| Bore type | Cylindrical |
| Number of flanges, outer ring | 5 |
| Number of flanges, inner ring | 0 |
| Loose flange | None |
| Radial internal clearance | C4 |
| Tolerance class | Class 6 (P6) |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication feature | With |
| Dimensions(mm) | 937.5x1270.25x825.5 |
| Specifications | Details |
|---|---|
| Brand | AMIGO 315265 | Interchangeable With: SKF 315265 |
| Bore diameter | 36.909 in |
| Outside diameter | 50.01 in |
| Width | 32.5 in |
| Basic dynamic load rating | 6 317 131 lbf |
| Basic static load rating | 18 659 142 lbf |
| Bearing part | Complete bearing |
| Number of rows | 4 |
| Locating feature, bearing outer ring | None |
| Bore type | Cylindrical |
| Number of flanges, outer ring | 5 |
| Number of flanges, inner ring | 0 |
| Loose flange | None |
| Radial internal clearance | C4 |
| Tolerance class | Class 6 (P6) |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication feature | With |
| Dimensions(in) | 36.909x50.01x32.5 |
Specifications Overview of the 315265 Bearings
| Specifications | Details |
|---|---|
| Bore diameter | 937.5 mm |
| Outside diameter | 1270.25 mm |
| Total bearing width over inner ring(s) | 825.5 mm |
| Total bearing width over outer ring(s) | 825.5 mm |
| Outer ring shoulder diameter | ≈ 1163 mm |
| Raceway diameter inner ring | 1027 mm |
| Width of annular groove | 22.3 mm |
| Diameter lubrication hole (outer ring) | 12 mm |
| Corner radius/chamfer inner ring | min. 27 mm |
| Chamfer angle inner ring | 20° |
| Chamfer dimension on the outer ring | min. 4 mm |
| Specifications | Details |
|---|---|
| Bore diameter | 36.909 in |
| Outside diameter | 50.01 in |
| Total bearing width over inner ring(s) | 32.5 in |
| Total bearing width over outer ring(s) | 32.5 in |
| Outer ring shoulder diameter | ≈ 45.787 in |
| Raceway diameter inner ring | 40.433 in |
| Width of annular groove | 0.878 in |
| Diameter lubrication hole (outer ring) | 0.472 in |
| Corner radius/chamfer inner ring | min. 1.063 in |
| Chamfer angle inner ring | 20° |
| Chamfer dimension on the outer ring | min. 0.157 in |
Applicable Machines and Industries
1. Steel Rolling Mills
- Role: In steel rolling mills, the 315265 Four-Row Cylindrical Roller Bearing supports the high radial loads and ensures smooth and efficient operation of the rollers, which is critical for producing high-quality steel products.
- Replaceable Bearing Brands/Series: SKF 315265, NSK 315265, NTN 315265
2. Mining Equipment
- Role: Used in mining conveyor systems, the 315265 bearing handles heavy loads and high speeds, contributing to the reliability and reduced downtime of machinery operating in harsh conditions.
- Replaceable Bearing Brands/Series: SKF 315265, NSK 315265, Amigo 315265
3. Paper Mills
- Role: In paper mill machinery, the bearing ensures smooth operation by handling high radial loads in presses and dryers, which are critical for the production of continuous paper rolls.
- Replaceable Bearing Brands/Series: NTN 315265, NSK 315265, SKF 315265
4. Cement Kilns
- Role: The bearing provides durability and load capacity in the rotary kiln sections of cement plants, ensuring the system can withstand the continuous, heavy loads involved in cement production.
- Replaceable Bearing Brands/Series: SKF 315265, NSK 315265, Amigo 315265
5. Sugar Mills
- Role: 315265 bearings in sugar mills provide essential support to high-speed rollers used in crushing and refining sugarcane, ensuring continuous and smooth operation under heavy load conditions.
- Replaceable Bearing Brands/Series: SKF 315265, NTN 315265, Amigo 315265
315265 Bearing Cross Reference and Interchange
| Brand | Bearing Model |
|---|---|
| SKF | 315265 |
| NSK | 315265 |
| NTN | 315265 |
| Amigo | 315265 |
This table summarizes the bearing cross-reference and interchange guide for the 315265 Four-Row Cylindrical Roller Bearings. It provides equivalent bearing models from various manufacturers, ensuring compatibility and availability across different brands.
Choosing the Right Bearing
When comparing the Amigo 315265 bearing to other similar models, several key advantages make it the superior choice for various applications:
When to Choose 315265?
- For high radial loads: The 315265 bearing is designed to handle extreme radial loads, making it suitable for heavy machinery.
- In harsh environments: This bearing performs exceptionally well in industries like steel rolling mills and mining.
- When durability is key: Its robust design ensures a longer lifespan, reducing downtime and maintenance costs.
- For high-speed applications: It handles high-speed operations effectively, improving machinery efficiency.
- For compatibility: It can be easily interchanged with other brands like SKF, NSK, and NTN.
The Amigo 315265 bearing offers exceptional load-handling capacity and durability, comparable to SKF and NSK. Its C4 radial internal clearance ensures reliable performance in high-temperature environments. Additionally, its relubrication feature enhances maintenance flexibility, making it the best choice for heavy-duty applications where longevity and performance are critical.
| Feature | Amigo 315265 | SKF 315265 | NSK 315265 | NTN 315265 |
|---|---|---|---|---|
| Bore Diameter | 937.5 mm | 937.5 mm | 937.5 mm | 937.5 mm |
| Outside Diameter | 1270.25 mm | 1270.25 mm | 1270.25 mm | 1270.25 mm |
| Width | 825.5 mm | 825.5 mm | 825.5 mm | 825.5 mm |
| Basic Dynamic Load Rating | 28 100 kN | 28 100 kN | 28 100 kN | 27 900 kN |
| Basic Static Load Rating | 83 000 kN | 83 000 kN | 82 000 kN | 82 500 kN |
| Number of Flanges (Outer) | 5 | 5 | 5 | 4 |
| Radial Internal Clearance | C4 | C4 | C3 | C4 |
| Lubricant | None | None | None | None |
| Tolerance Class | Class 6 (P6) | Class 6 (P6) | Class 5 | Class 6 |
| Relubrication Feature | With | With | Without | With |
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Why Amigo 315265 Bearings Are the Top Choice
The Amigo 315265 bearing worked exceptionally well in our steel rolling mill. We were previously using SKF bearings, and I can confidently say that the performance is nearly identical. The load handling is excellent, and we have experienced no downtime since the installation. Very pleased with the purchase.
Markus O'Donnell
We’ve been using the Amigo 315265 bearings for about six months now in our mining equipment, and the results have been stellar. These bearings are just as reliable as the SKF ones we’ve used in the past. The smooth operation and durability are impressive, even under heavy loads and harsh conditions.
James Richardson
I was skeptical at first, but after replacing our old bearings with the Amigo 315265, I am convinced. The bearing has performed just as well as any SKF product we’ve used, and it holds up under extreme conditions in our paper mill. Definitely recommend it for anyone looking for quality at a reasonable price.
Fiona Galloway
The Amigo 315265 bearings exceeded our expectations in our cement kilns. They handle the same loads and temperatures as the SKF bearings we’ve used in the past. Their durability and performance are just as good, but the price makes them an excellent alternative.
Harper Jenkins
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