NU315 75x160x37 Bearing
Single Row Cylindrical Roller Bearing
The NU 315 Single Row Cylindrical Roller Bearing is a robust and high-performance component designed for heavy-duty applications across various industries. Known for its exceptional load-carrying capacity and durability, this bearing is a key choice for machinery that demands precision and reliability under challenging conditions.The NU 315 bearing features a bore diameter of 75 mm, an outside diameter of 160 mm, and a width of 37 mm, making it suitable for medium to large-scale industrial machines.Â
Performance Overview of the NU315 Bearings
| Category | Details |
|---|---|
| Brand | AMIGO NU 315 | Interchangeable With: SKF NU 315 |
| Bore Diameter | 75 mm |
| Outside Diameter | 160 mm |
| Width | 37 mm |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In both directions |
| Number of Rows | 1 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Non-metallic |
| Number of Flanges, Outer Ring | 2 |
| Number of Flanges, Inner Ring | 0 |
| Loose Flange | None |
| Radial Internal Clearance | CN |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 280 kN |
| Basic Static Load Rating | 265 kN |
| Reference Speed | 4500 r/min |
| Limiting Speed | 5300 r/min |
| Product Net Weight | 3.31 kg |
| Dimensions(mm) | 75x160x37 |
| Category | Details |
|---|---|
| Brand | AMIGO NU 315 | Interchangeable With: SKF NU 315 |
| Bore Diameter | 2.953 in |
| Outside Diameter | 6.299 in |
| Width | 1.457 in |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In both directions |
| Number of Rows | 1 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Non-metallic |
| Number of Flanges, Outer Ring | 2 |
| Number of Flanges, Inner Ring | 0 |
| Loose Flange | None |
| Radial Internal Clearance | CN |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 62,947 lbf |
| Basic Static Load Rating | 59,574 lbf |
| Reference Speed | 4,500 r/min |
| Limiting Speed | 5,300 r/min |
| Product Net Weight | 7.291 lb |
| Dimensions(mm) | 75x160x37 |
Specifications Overview of the NU315 Bearings
| Category | Details |
|---|---|
| Bore Diameter | 75 mm |
| Outside Diameter | 160 mm |
| Width | 37 mm |
| Raceway Diameter of Inner Ring | 95 mm |
| Chamfer Dimension (r1,2 min) | 2.1 mm |
| Chamfer Dimension (r3,4 min) | 2.1 mm |
| Permissible Axial Displacement | max. 1.8 mm |
| Category | Details |
|---|---|
| Bore Diameter | 2.953 in |
| Outside Diameter | 6.299 in |
| Width | 1.457 in |
| Raceway Diameter of Inner Ring | 3.74 in |
| Chamfer Dimension (r1,2 min) | 0.083 in |
| Chamfer Dimension (r3,4 min) | 0.083 in |
| Permissible Axial Displacement | max. 0.071 in |
Applicable Machines and Industries
The NU315 Single Row Cylindrical Roller Bearing is used in a wide range of industrial machinery where high radial loads and speeds are present. Here’s a breakdown of the types of machines that typically use this bearing, the role it plays in these machines, and common brands associated with these applications:
1. Electric Motors
- Role: In electric motors, the NU315 bearing supports the rotor and allows it to spin with minimal friction, handling both the radial loads and maintaining the correct alignment of the rotor shaft.
- Common Brands: Siemens, ABB, General Electric
2. Gearboxes
- Role: In gearboxes, this bearing helps in supporting the gear shafts, handling high radial loads and allowing the gears to mesh correctly under varying loads and speeds.
- Common Brands: SEW Eurodrive, Bonfiglioli, NORD Drivesystems
3. Pumps (Centrifugal and Other Types)
- Role: The NU315 bearing supports the pump shaft, ensuring smooth rotation and efficient operation by reducing friction and handling the radial loads generated during the pumping process.
- Common Brands: Grundfos, KSB, Sulzer
4. Conveyor Systems
- Role: In conveyor systems, the NU315 bearing is used to support the conveyor rollers or drive shafts, ensuring smooth movement of the conveyor belt under heavy load conditions.
- Common Brands: FlexLink, Daifuku, Interroll
5. Compressors
- Role: In compressors, this bearing supports the rotating components, such as the crankshaft or impellers, ensuring they rotate efficiently under high pressure and speed conditions.
- Common Brands: Atlas Copco, Ingersoll Rand, Kaeser
6. Mining and Construction Equipment
- Role: In heavy machinery such as excavators, crushers, and mills, the NU315 bearing supports large shafts, handling heavy radial loads and ensuring reliable operation under harsh conditions.
- Common Brands: Caterpillar, Komatsu, Sandvik
The NU315 bearing plays a crucial role in ensuring the smooth, reliable, and efficient operation of these machines by handling significant radial loads, reducing friction, and maintaining proper shaft alignment. Its robust design and capability to operate under high speeds make it a popular choice in demanding industrial applications.
NU315 Bearing Cross Reference and Interchange
| Amigo | SKF | NSK | FAG | NTN | Koyo |
|---|---|---|---|---|---|
| NU315 | NU315ECM | NU315W | NU315-E-TVP2 | NU315 | NU315R |
This cross-reference table provides a guide for equivalent bearing models from several major manufacturers that can be used interchangeably with the NU315 bearing.
Choosing the Right Bearing
Whether you’re looking to replace an existing bearing or need a reliable option for new machinery, the Amigo NU315 is an excellent choice that delivers value without compromising on quality.
When to Choose Amigo NU315 Bearings
When selecting a bearing for your machinery, it’s important to consider several factors to ensure optimal performance and longevity. The Amigo NU315 bearing is a versatile and high-performance option that stands out due to its competitive pricing and excellent durability.
Key Considerations:
High Radial Load Capacity: If your application requires a bearing capable of handling high radial loads, the Amigo NU315 is a reliable choice. Its robust design ensures that it can withstand heavy loads without compromising performance.
Speed Requirements: For applications that operate at high speeds, the Amigo NU315 bearing offers a high speed rating that ensures smooth and efficient operation, making it ideal for electric motors, gearboxes, and other high-speed machinery.
Durability and Reliability: Amigo NU315 bearings are known for their excellent durability, offering similar performance to premium brands like SKF and NSK at a more competitive price. This makes them a cost-effective choice without sacrificing quality.
Cost Efficiency: When budget is a concern, the Amigo NU315 provides a significant cost advantage over other brands while still maintaining high standards of performance. This makes it an excellent choice for both new installations and replacements in existing machinery.
Wide Application Range: Whether you’re working in industrial settings, manufacturing, or heavy machinery, the Amigo NU315 bearing is designed to meet a wide range of application needs, providing flexibility and reliability.
| Feature | Amigo NU315 | SKF NU315ECM | NSK NU315W | FAG NU315-E-TVP2 | NTN NU315 | Koyo NU315R |
|---|---|---|---|---|---|---|
| Load Capacity | High | Very High | High | High | High | High |
| Speed Rating | High | Very High | High | High | High | High |
| Durability | Excellent | Excellent | Excellent | Excellent | Excellent | Very Good |
| Price | Competitive | Higher | Higher | Higher | Moderate | Moderate |
| Availability | Widely Available | Widely Available | Widely Available | Widely Available | Widely Available | Widely Available |
| Application Range | General & Industrial Use | Heavy-Duty Applications | High-Speed Machinery | Heavy-Duty Applications | General & Industrial Use | Heavy-Duty Applications |
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Why Amigo NU315 Bearings Are the Top Choice
"I recently replaced the bearings on our industrial compressor with the Amigo NU315 bearings, and I must say, they have exceeded my expectations. The quality is on par with SKF, and the performance has been flawless so far. We've noticed smoother operation and reduced noise levels. It's clear that these bearings are built to last, and I’m happy with how well they’ve held up under continuous use. Highly recommend to anyone looking for a reliable alternative to SKF!"
Eunice Towne
"We’ve been using the Amigo NU315 bearings in our production line machinery for a few months now, and they perform just as well as the SKF bearings we used previously. The installation was straightforward, and the bearings have been running smoothly with no issues. They seem to handle the load and speed just as efficiently, and we’re considering switching to Amigo for more of our bearing needs."
Claud Koch
"As a maintenance engineer, I was a bit skeptical about switching from SKF to Amigo bearings, but the NU315 bearings have proven to be a great choice. They fit perfectly and have been operating without any signs of wear or tear, even under heavy loads. The quality is top-notch, and honestly, I can’t tell the difference between these and the SKF bearings we’ve used before. Great product!"
Sonya Keebler
"Our team decided to try out the Amigo NU315 bearings for our heavy-duty equipment, and the results have been fantastic. These bearings feel incredibly solid and durable, much like the SKF bearings we've used in the past. After several months of rigorous use, they continue to perform excellently with no downtime. The value for money is outstanding, and we’ll definitely be considering more Amigo products in the future."
Cathy Ernser
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