NU316 80x170x39 Bearing
Single Row Cylindrical Roller Bearing
The NU316 Single Row Cylindrical Roller Bearing, with dimensions of 80x170x39mm, is designed for high radial load applications in gearboxes, motors, and pumps. It supports axial displacement in both directions, ensuring flexibility and reducing stress. With a robust design, it offers reliable, long-lasting performance even in challenging conditions, making it an excellent choice for demanding industrial environments.
Performance Overview of the NU316 Bearings
| Specifications | Details |
|---|---|
| Brand | AMIGO NU316 | Interchangeable With: SKF NU316 |
| Bore diameter | 80 mm |
| Outside diameter | 170 mm |
| Width | 39 mm |
| Basic dynamic load rating | 300 kN |
| Basic static load rating | 290 kN |
| Reference speed | 4,300 r/min |
| Limiting speed | 5,000 r/min |
| Bearing part | Complete bearing |
| Axial displacement capability | In both directions |
| Number of rows | 1 |
| Locating feature, bearing outer ring | None |
| Bore type | Cylindrical |
| Cage | Sheet metal |
| 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 |
| Product net weight | 3.89 kg |
| Dimensions(mm) | 80x170x39 |
| Specifications | Details |
|---|---|
| Brand | AMIGO NU316 | Interchangeable With: SKF NU316 |
| Bore diameter | 3.15 in |
| Outside diameter | 6.693 in |
| Width | 1.535 in |
| Basic dynamic load rating | 67,443 lbf |
| Basic static load rating | 65,195 lbf |
| Reference speed | 4,300 r/min |
| Limiting speed | 5,000 r/min |
| Bearing part | Complete bearing |
| Axial displacement capability | In both directions |
| Number of rows | 1 |
| Locating feature, bearing outer ring | None |
| Bore type | Cylindrical |
| Cage | Sheet metal |
| 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 |
| Product net weight | 8.566 lb |
| Dimensions(in) | 3.15x6.693x1.535 |
Specifications Overview of the NU316 Bearings
| Specifications | Details |
|---|---|
| Bore diameter | 80 mm |
| Outside diameter | 170 mm |
| Width | 39 mm |
| Shoulder diameter of outer ring | ≈ 142.7 mm |
| Raceway diameter of inner ring | 101 mm |
| Chamfer dimension r1,2 | min. 2.1 mm |
| Chamfer dimension r3,4 | min. 2.1 mm |
| Permissible axial displacement | max. 2.1 mm |
| Diameter of spacer sleeve da min | min. 92 mm |
| Diameter of spacer sleeve da max | max. 98 mm |
| Diameter of shaft abutment db min | min. 104 mm |
| Diameter of housing abutment Da max | max. 157.8 mm |
| Radius of fillet ra max | max. 2 mm |
| Radius of fillet rb max | max. 2 mm |
| Specifications | Details |
|---|---|
| Bore diameter | 3.15 in |
| Outside diameter | 6.693 in |
| Width | 1.535 in |
| Shoulder diameter of outer ring | ≈ 5.618 in |
| Raceway diameter of inner ring | 3.976 in |
| Chamfer dimension r1,2 | min. 0.083 in |
| Chamfer dimension r3,4 | min. 0.083 in |
| Permissible axial displacement | max. 0.083 in |
| Diameter of spacer sleeve da min | min. 3.622 in |
| Diameter of spacer sleeve da max | max. 3.858 in |
| Diameter of shaft abutment db min | min. 4.094 in |
| Diameter of housing abutment Da max | max. 6.213 in |
| Radius of fillet ra max | max. 0.079 in |
| Radius of fillet rb max | max. 0.079 in |
Applicable Machines and Industries
1. Gearboxes
- Role: The NU316 bearing supports the gearbox shafts, allowing for smooth operation under high radial loads and ensuring the longevity of the gears by reducing friction and wear.
- Common Brands: Siemens, SEW Eurodrive, Nord
2. Pumps
- Role: In pumps, the NU316 bearing supports the rotating shaft, enabling efficient transfer of force while minimizing friction, which enhances the pump’s reliability and lifespan.
- Common Brands: Grundfos, KSB, Bosch Rexroth
3. Electric Motors
- Role: The NU316 bearing is crucial in electric motors, providing stable support for the rotor, reducing friction, and ensuring consistent performance even under heavy radial loads.
- Common Brands: Siemens, ABB, Toshiba
4. Conveyors
- Role: The NU316 bearing supports conveyor rollers and shafts, helping to handle heavy loads with minimal resistance, thus improving the efficiency and durability of the conveyor system.
- Common Brands: FlexLink, Daifuku, Interroll
5. Machine Tools
- Role: In machine tools, the NU316 bearing ensures the precision of spindles by providing stable and frictionless support, crucial for maintaining the accuracy of machining processes.
- Common Brands: FANUC, DMG Mori, Haas
6. Compressors
- Role: The NU316 bearing supports the compressor shafts, reducing wear and enabling smooth operation under varying loads and speeds.
- Common Brands: Atlas Copco, Ingersoll Rand, Sullair
NU316 Bearing Cross Reference and Interchange
| Brand | Bearing Model |
|---|---|
| Amigo | NU316 |
| SKF | NU316ECJ |
| FAG | NU316 E-TVP2 |
| NTN | NU316E |
| KOYO | NU316R |
| NSK | NU316EW |
This table summarizes the bearing cross-reference and interchange guide for the NU316 Single Row Cylindrical Roller Bearing. It provides equivalent bearing models from various manufacturers, ensuring compatibility and availability across different brands.
Choosing the Right Bearing
When comparing the Amigo NU316 bearing to other similar models, several key advantages make it the superior choice for various applications:
When to Choose the NU316 Bearing:
High Load Applications: The NU316 bearing is ideal for applications that require support for heavy radial loads. It is designed to handle significant force, making it suitable for use in heavy machinery and equipment where durability and load-bearing capacity are critical.
Precision and Stability: The NU316 bearing offers high precision and stability in high-speed environments. If your application demands consistent performance at high speeds with minimal vibration, the NU316 bearing is an excellent choice.
Wide Operating Temperature Range: This bearing is engineered to perform well under a wide range of temperatures. If your machinery operates in environments with significant temperature fluctuations, the NU316 bearing is a reliable option.
Interchangeability with Major Brands: The Amigo NU316 bearing is interchangeable with well-known brands such as SKF, FAG, and NSK. This interchangeability ensures compatibility with various machinery, providing flexibility and ease of replacement.
The Amigo NU316 bearing offers superior load capacity, precision manufacturing, and broad compatibility with other major brands like SKF and NSK. These features, combined with competitive pricing, ensure that the NU316 bearing delivers reliable, cost-effective performance in demanding applications, reducing the need for frequent maintenance and replacements.
| Feature | Amigo NU316 | SKF NU316ECJ | FAG NU316 E-TVP2 | NSK NU316EW |
|---|---|---|---|---|
| Load Capacity (kN) | 300 | 295 | 290 | 295 |
| Precision | High | High | High | High |
| Temperature Range (°C) | -40 to 120 | -30 to 100 | -30 to 100 | -40 to 120 |
| Cage Material | Sheet Metal | Brass | Brass | Steel |
| Interchangeability | Yes | Yes | Yes | Yes |
| Price | Competitive | Higher | Higher | Higher |
| Lubrication Requirement | Low | Medium | Medium | Low |
Recommended Products for Optimal Performance
Enhance your bearing operations with these related products:
Why Amigo NU316 Bearings Are the Top Choice
I've been using the Amigo NU316 bearing in our heavy machinery for the past six months, and I must say it performs just as well as the SKF bearings we previously used. The installation was seamless, and the bearing has handled the high loads and speeds without any issues. It's a reliable choice that offers the same quality and performance as the big brands.
Michael Johnson
I was a bit skeptical at first, but after using the Amigo NU316 bearing in our industrial equipment, I’m thoroughly impressed. It offers smooth operation and durability, comparable to what we've experienced with other top brands like NSK. It's definitely a cost-effective alternative without compromising on quality.
Sarah Thompson
Switching to the Amigo NU316 bearing was a great decision for our maintenance team. The bearing has been running flawlessly, with a performance that's on par with the FAG bearings we used before. It’s a great option for those looking for quality without the premium price tag.
James Anderson
We've replaced several SKF bearings with the Amigo NU316, and the transition has been smooth. The Amigo bearings have proven to be just as reliable and efficient, handling the same heavy-duty applications without any problems. It’s reassuring to find a brand that offers such great value and quality.
David Wilson
Explore More on Bearings
