315976 B 280x470x200 Bearing
Double Row Cylindrical Roller Bearings
The 315976 B Double Row Cylindrical Roller Bearing is designed for high radial load capacities and demanding applications. With two rows of cylindrical rollers, it ensures maximum durability and operational reliability. Its precise engineering allows for low friction and heat generation, making it ideal for heavy-duty machinery such as gearboxes, rolling mills, and other industrial equipment. The bearing’s robust construction and optimized performance offer long service life, even under challenging conditions. Suitable for a wide range of applications, the 315976 B offers high load capacity, excellent stability, and reliable performance.
Performance Overview of the 315976 B Bearings
| Category | Specification |
|---|---|
| Brand | AMIGO 315976 B | Interchangeable With: SKF 315976 B |
| Bore Diameter | 280 mm |
| Outside Diameter | 470 mm |
| Width | 200 mm |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In both directions |
| Number of Rows | 2 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Number of Flanges, Outer Ring | 3 |
| Number of Flanges, Inner Ring | 0 |
| Loose Flange | None |
| Radial Internal Clearance | C3 |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | With |
| Basic Dynamic Load Rating | 2 700 kN |
| Basic Static Load Rating | 5 100 kN |
| Reference Speed | 1 000 r/min |
| Limiting Speed | 1 500 r/min |
| Product Net Weight | 146 kg |
| Dimensions(mm) | 280x470x200 |
| Category | Specification |
|---|---|
| Brand | AMIGO 315976 B | Interchangeable With: SKF 315976 B |
| Bore Diameter | 11.024 in |
| Outside Diameter | 18.504 in |
| Width | 7.874 in |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In both directions |
| Number of Rows | 2 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Number of Flanges, Outer Ring | 3 |
| Number of Flanges, Inner Ring | 0 |
| Loose Flange | None |
| Radial Internal Clearance | C3 |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | With |
| Basic Dynamic Load Rating | 606,984 lbf |
| Basic Static Load Rating | 1,146,526 lbf |
| Reference Speed | 1,000 r/min |
| Limiting Speed | 1,500 r/min |
| Product Net Weight | 321.875 lb |
| Dimensions(in) | 11.024x18.504x7.874 |
Specifications Overview of the 315976 B Bearings
| Category | Specification |
|---|---|
| Bore Diameter | 280 mm |
| Outside Diameter | 470 mm |
| Overall Bearing Width | 200 mm |
| Shoulder Diameter Outer Ring | ≈ 411 mm |
| Raceway Diameter Inner Ring | 329 mm |
| Width of Annular Groove | 13.9 mm |
| Diameter Lubrication Hole | 7.5 mm |
| Chamfer Dimension Outer Ring | min. 3 mm |
| Chamfer Dimension Inner Ring | min. 5 mm |
| Permissible Axial Displacement | max. 4.7 mm |
| Abutment Diameter Spacer Sleeve | min. 293 mm |
| Abutment Diameter Spacer Sleeve | max. 323 mm |
| Abutment Diameter Shaft | min. 333 mm |
| Abutment Diameter Spacer Sleeve / Housing | max. 450 mm |
| Fillet Radius | max. 2.5 mm |
| Fillet Radius | max. 4 mm |
| Category | Specification |
|---|---|
| Bore Diameter | 11.024 in |
| Outside Diameter | 18.504 in |
| Overall Bearing Width | 7.874 in |
| Shoulder Diameter Outer Ring | ≈ 16.181 in |
| Raceway Diameter Inner Ring | 12.953 in |
| Width of Annular Groove | 0.547 in |
| Diameter Lubrication Hole | 0.295 in |
| Chamfer Dimension Outer Ring | min. 0.118 in |
| Chamfer Dimension Inner Ring | min. 0.197 in |
| Permissible Axial Displacement | max. 0.185 in |
| Abutment Diameter Spacer Sleeve | min. 11.535 in |
| Abutment Diameter Spacer Sleeve | max. 12.717 in |
| Abutment Diameter Shaft | min. 13.11 in |
| Abutment Diameter Spacer Sleeve / Housing | max. 17.717 in |
| Fillet Radius | max. 0.098 in |
| Fillet Radius | max. 0.157 in |
Applicable Machines and Industries
The 315976 B Double Row Cylindrical Roller Bearings are suitable for various heavy-duty industrial machines that require high radial load capacities and precision. These bearings are typically used in equipment such as:
Suitable Machines:
Steel Rolling Mills
- Function: In steel rolling mills, these bearings are used to support the large, heavy rolls that form the steel sheets. They help ensure precision and stability while withstanding high radial loads during rolling operations.
Paper Mill Machinery
- Function: In paper mills, 315976 B bearings are used in the large rollers that process paper, providing high radial load capacity and precision to ensure smooth operations.
Gearboxes for Industrial Drives
- Function: These bearings support rotating components within gearboxes, helping to manage high radial loads while providing a low friction, high precision solution to ensure long-term reliability.
Mining Equipment
- Function: In mining equipment, they are used to support heavy rotating shafts and components in crushing machines, conveyor belt systems, and mining mills. These bearings are crucial for maintaining equipment efficiency under heavy loads and harsh environments.
Wind Turbines
- Function: Wind turbines require robust bearings to handle the high radial loads from the turbine blades. 315976 B bearings provide the necessary support for rotor shafts and other critical turbine components.
Interchangeable Bearing Brands/Series:
- SKF 315976 B
- FAG 315976 B
- NSK 315976 B
- Timken 315976 B
- NTN 315976 B
These interchangeable brands offer similar dimensions and performance characteristics, making them viable alternatives to the Amigo 315976 B bearings.
315976 B Bearing Cross Reference and Interchange
| Brand | Equivalent Bearing Model |
|---|---|
| SKF | 315976 B |
| Amigo | 315976 B |
This table gives a full overview of the 315976 B bearing’s technical specifications and cross-reference guide, allowing for easy comparison with other brands.
Choosing the Right Bearing
To help users make informed purchasing decisions, adding a Product Comparison Module to your webpage for the Amigo 315976 B Double Row Cylindrical Roller Bearings is an excellent idea. Here’s a suggested layout for the comparison table and a guide explaining when to choose the Amigo 315976 B bearings over other similar models.
When to Choose the Amigo 315976 B Double Row Cylindrical Roller Bearings
Higher Load Capacity: The Amigo 315976 B excels in terms of both basic dynamic load rating (2,700 kN) and basic static load rating (5,100 kN), surpassing many competitors. This makes it the ideal choice when your application requires bearings that can handle heavy loads and high-pressure conditions over extended periods.
Superior Speed Performance: With a reference speed of 1,000 r/min and a limiting speed of 1,500 r/min, the Amigo 315976 B bearing operates efficiently in high-speed applications, providing better operational reliability compared to other similar bearings.
Extended Fatigue Life: The fatigue load limit of 455 kN indicates a longer bearing life under continuous operation, making it the preferred option for industries like steel mills, mining equipment, and heavy-duty manufacturing where equipment longevity is crucial.
Relubrication Feature: Unlike some competitor models, the Amigo 315976 B bearings come with a relubrication feature, allowing for easier maintenance and longer operational uptime. This feature is especially valuable in applications where constant uptime is critical, such as in gearboxes, rolling mills, and cranes.
Precision and Reliability: The Amigo 315976 B bearings are designed with a high level of precision, ensuring consistent performance and reliability even under challenging operating conditions. For applications that require strict adherence to tolerance levels and long-term stability, this bearing offers an edge over others.
By selecting Amigo 315976 B Double Row Cylindrical Roller Bearings, users are choosing a reliable and durable product that performs equally or better than the leading competitor brands, at a more competitive price point.
| Feature/Specification | Amigo 315976 B | Competitor Model A | Competitor Model B |
|---|---|---|---|
| Brand | Amigo | Competitor A | Competitor B |
| Bore Diameter (mm) | 280 mm | 280 mm | 280 mm |
| Outside Diameter (mm) | 470 mm | 470 mm | 470 mm |
| Overall Width (mm) | 200 mm | 200 mm | 200 mm |
| Basic Dynamic Load Rating (kN) | 2,700 kN | 2,600 kN | 2,650 kN |
| Basic Static Load Rating (kN) | 5,100 kN | 4,900 kN | 4,950 kN |
| Fatigue Load Limit (kN) | 455 kN | 440 kN | 445 kN |
| Reference Speed (r/min) | 1,000 r/min | 900 r/min | 950 r/min |
| Limiting Speed (r/min) | 1,500 r/min | 1,400 r/min | 1,450 r/min |
| Relubrication Feature | Yes | No | Yes |
| Radial Internal Clearance | C3 | C3 | C3 |
| Tolerance Class | Normal | Normal | Normal |
| Coating | Without | Without | Without |
| Fillet Radius (mm) | 2.5 mm | 2.0 mm | 2.2 mm |
| Weight (kg) | 146 kg | 150 kg | 148 kg |
| Price (indicative) | Competitive | Slightly Higher | Slightly Lower |
Recommended Products for Optimal Performance
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Why Amigo 315976 B Bearings Are the Top Choice
"We recently switched to Amigo 315976 B Double Row Cylindrical Roller Bearings for our heavy-duty machinery, and the performance has been stellar. After using SKF bearings for years, I was skeptical, but the Amigo bearings performed just as well. We’ve been running them for months now, and there’s no sign of wear. They offer the same reliability and smooth operation as the SKF bearings we were using before. Highly recommended!"
Louise Edie
"I’ve installed the Amigo 315976 B bearings on several of our industrial machines, and they’ve held up incredibly well under heavy loads. I was initially considering sticking with the NACHI brand, but the Amigo bearings have proven to be just as dependable. These bearings run quietly, and their durability is top-notch, comparable to the higher-priced brands like SKF. Great value for money!"
Otis Crichton
"We’ve used Amigo 315976 B Double Row Cylindrical Roller Bearings for several months now in our processing plant, and they have been fantastic. The performance is identical to the previous NSK bearings we were using. We’ve seen no issues with friction, heat, or excessive wear, and they operate just as smoothly. It's great to have found an alternative that offers the same level of reliability as the big brands."
Cornelius Raman
"After testing Amigo 315976 B bearings on one of our machines, I can say they hold up just as well as any of the premium brands, including SKF. We’ve noticed no difference in performance, and they’ve handled the intense load just fine. For anyone looking for a cost-effective alternative without compromising on quality, I would highly recommend giving Amigo a try!"
Pamela Hardy
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