NU 222 ECM/C3VL0241 110x200x38 Bearing
Single Row Cylindrical Roller Bearing
The NU 222 ECM/C3VL0241 Single Row Cylindrical Roller Bearing is a high-performance bearing that offers excellent load capacity, durability, and electrical insulation for industrial applications. As part of the Insocoat series, it is designed to withstand electrical currents, making it ideal for electric motors, generators, and other machinery where electrical erosion can be a concern. This bearing is engineered for heavy-duty use, providing reliable performance in challenging environments.
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Performance Overview of the NU 222 ECM/C3VL0241 Bearings
Category | Detail/Specification |
---|---|
Brand | AMIGO NU 222 ECM/C3VL0241| Interchangeable With: SKF NU 222 ECM/C3VL0241 |
Bore diameter | 110 mm |
Outside diameter | 200 mm |
Width | 38 mm |
Basic dynamic load rating | 335 kN |
Basic static load rating | 365 kN |
Reference speed | 3,600 r/min |
Limiting speed | 4,000 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 | Machined metal |
Number of flanges, outer ring | 2 |
Number of flanges, inner ring | 0 |
Loose flange | None |
Radial internal clearance | C3 |
Tolerance class | Normal |
Material, bearing | Bearing steel |
Coating | Insulation coating on outer ring |
Sealing | Without |
Lubricant | None |
Relubrication feature | Without |
Dimensions(mm) | 110x200x38 |
Category | Detail/Specification |
---|---|
Brand | AMIGO NU 222 ECM/C3VL0241| Interchangeable With: SKF NU 222 ECM/C3VL0241 |
Bore diameter | 4.331 in |
Outside diameter | 7.874 in |
Width | 1.496 in |
Basic dynamic load rating | 75,311 lbf |
Basic static load rating | 82,055 lbf |
Reference speed | 3,600 r/min |
Limiting speed | 4,000 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 | Machined metal |
Number of flanges, outer ring | 2 |
Number of flanges, inner ring | 0 |
Loose flange | None |
Radial internal clearance | C3 |
Tolerance class | Normal |
Material, bearing | Bearing steel |
Coating | Insulation coating on outer ring |
Sealing | Without |
Lubricant | None |
Relubrication feature | Without |
Dimensions(mm) | 110x200x38 |
Specifications Overview of the NU 222 ECM/C3VL0241 Bearings
Details | Specifications |
---|---|
Bore diameter | 110 mm |
Outside diameter | 200 mm |
Width | 38 mm |
Raceway diameter inner ring | 132.5 mm |
Permissible axial displacement | max. 2.1 mm |
Chamfer dimension (r?,?) | min. 2.1 mm |
Chamfer dimension (r?,?) | min. 2.1 mm |
Details | Specifications |
---|---|
Bore diameter | 4.331 in |
Outside diameter | 7.874 in |
Width | 1.496 in |
Raceway diameter inner ring | 5.217 in |
Permissible axial displacement | max. 0.083 in |
Chamfer dimension (r?,?) | min. 0.083 in |
Chamfer dimension (r?,?) | min. 0.083 in |
Applicable Machines and Industries
The NU 222 ECM/C3VL0241 Single Row Cylindrical Roller Bearing is highly suitable for machinery that demands excellent radial load capacity, electrical insulation, and high-speed operation. Its electrical insulation, provided by the Insocoat coating, makes it ideal for applications where stray electrical currents could damage standard bearings. Below are the common machines and applications where this bearing plays a crucial role, along with a list of brands or series of replaceable bearings.
Machines Suitable for NU 222 ECM/C3VL0241 Bearing:
Electric Motors:
- Role: This bearing is used to support the motor shaft, ensuring smooth, high-speed operation. The Insocoat coating prevents electrical currents from passing through the bearing, which could otherwise lead to premature bearing failure.
Generators:
- Role: In generators, this bearing handles heavy radial loads while providing electrical insulation, ensuring a long operational life by preventing electrical erosion.
Pumps:
- Role: The bearing supports the rotating shafts in industrial pumps. The high radial load capacity ensures that the bearing can handle heavy loads while maintaining smooth operation.
Compressors:
- Role: Compressors used in industrial applications require bearings that can handle both high speeds and heavy radial loads. The NU 222 ECM/C3VL0241 excels in these environments, ensuring smooth, efficient operation.
Gearboxes:
- Role: This bearing helps maintain efficient torque transmission in gearboxes by supporting the rotating gears and shafts. The high load-bearing capacity and electrical insulation ensure longer operational life and reduced maintenance.
Wind Turbines:
- Role: In wind turbines, the NU 222 ECM/C3VL0241 supports the main rotor shaft, offering protection against stray currents and ensuring durability in harsh environmental conditions.
Role of NU 222 ECM/C3VL0241 Bearing:
The NU 222 ECM/C3VL0241 plays a critical role in ensuring smooth, frictionless operation in machines that handle heavy radial loads. Its key feature, the Insocoat insulation coating, prevents electrical currents from damaging the bearing, extending its lifespan in machines prone to electrical erosion. This insulation feature is particularly useful in electric motors and generators, where stray currents can cause severe damage. Additionally, the cylindrical roller design allows the bearing to handle high radial loads, making it suitable for heavy-duty machinery.
Brands or Series of Replaceable Bearings:
Here is a list of brands and series that offer equivalent or replaceable bearings for the NU 222 ECM/C3VL0241:
SKF NU 222 ECM/VL0241:
- This bearing is an equivalent from SKF and offers similar radial load capacity and electrical insulation.
FAG NU 222-E-XL-TVP2:
- FAG provides a high-performance cylindrical roller bearing designed for similar heavy-duty applications. Although it doesn’t have the Insocoat feature, it offers comparable radial load capacity.
NSK NU 222 EM:
- NSK’s cylindrical roller bearing with similar dimensions and load-handling capabilities, but without electrical insulation.
NTN NU 222 E:
- NTN offers this alternative, which is designed for high radial loads but doesn’t include the electrical insulation.
KOYO NU 222 R:
- KOYO’s version of the NU 222 bearing series, offering similar load-handling capabilities but without electrical insulation.
Timken NU 222 ECM:
- Timken provides a comparable bearing that offers similar radial load capacity and durability, although it doesn’t have the electrical insulation feature.
NU 222 ECM/C3VL0241 Bearing Cross Reference and Interchange
Brand | Model |
---|---|
Amigo | NU 222 ECM/C3VL0241 |
SKF | NU 322 ECM/C3VL0241 |
FAG | NU 222-E-XL-TVP2 |
NSK | NU 222 EM |
NTN | NU 222 E |
KOYO | NU 222 R |
Timken | NU 222 ECM |
The NU 222 ECM/C3VL0241 Insocoat Cylindrical Roller Bearing is a high-performance bearing that combines excellent radial load capacity with electrical insulation protection.
Choosing the Right Bearing
The Amigo NU 222 ECM/C3VL0241 bearing is a perfect choice for applications that require high radial load capacity and electrical insulation, such as electric motors, generators, and compressors.
When to Choose NU 222 ECM/C3VL0241 Bearings
The NU 222 ECM/C3VL0241 bearing should be chosen in the following conditions:
Electrical Insulation Needed:
- The Insocoat coating on the outer ring provides protection against electrical currents that may otherwise damage regular bearings. This is particularly important in machines like electric motors, generators, and other equipment where stray currents could erode the bearing surfaces.
Heavy Radial Loads:
- The cylindrical roller design makes the NU 222 ECM/C3VL0241 ideal for machines that need to support high radial loads. It is excellent for pumps, compressors, and other heavy-duty industrial applications.
High-Speed Requirements:
- With a reference speed of 3,600 r/min and a limiting speed of 4,000 r/min, this bearing is well-suited for high-speed applications like turbines, gearboxes, and conveyor systems.
Advantages of Amigo NU 222 ECM/C3VL0241 Bearings Over Other Models
Competitive Pricing:
- The Amigo NU 222 ECM/C3VL0241 offers the same high-quality performance and features (like electrical insulation) as premium brands such as SKF, but at a much more competitive price. This provides excellent value for customers looking for a cost-effective solution without compromising on performance.
Durable Insocoat Coating:
- The Insocoat coating used in Amigo bearings provides top-notch electrical insulation, which helps prevent electrical erosion in applications that are vulnerable to stray currents. This feature ensures longer operational life and reduces the risk of machine downtime.
Brand/Model | Dynamic Load Rating (kN) | Static Load Rating (kN) | Electrical Insulation | Reference Speed (r/min) | Limiting Speed (r/min) | Price |
---|---|---|---|---|---|---|
Amigo NU 222 ECM/C3VL0241 | 335 | 365 | Yes (Insocoat) | 3,600 | 4,000 | Competitive |
SKF NU 322 ECM/C3VL0241 | 335 | 365 | Yes (Insocoat) | 3,600 | 4,000 | Higher |
FAG NU 222-E-XL-TVP2 | 335 | 365 | No | 3,600 | 4,000 | Higher |
NSK NU 222 EM | 335 | 365 | No | 3,600 | 4,000 | Similar |
NTN NU 222 E | 335 | 365 | No | 3,600 | 4,000 | Similar |
KOYO NU 222 R | 335 | 365 | No | 3,600 | 4,000 | Higher |
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Why Amigo NU 222 ECM/C3VL0241 Bearings Are the Top Choice
"I’ve been using the Amigo NU 222 ECM/C3VL0241 Bearing for the past six months in our electric motors, and I must say, it performs exceptionally well. I have used SKF bearings in the past, and these feel just as solid and reliable. The Insocoat insulation feature is particularly impressive, protecting our machines from stray electrical currents. At a much better price point, I’m happy we made the switch to Amigo."
Daniel Roberts
"We were initially skeptical about switching from SKF bearings to Amigo NU 222 ECM/C3VL0241, but after several months of operation, the quality and performance have been outstanding. The bearing feels identical to the premium brands we've used, but at a fraction of the cost. It’s handled heavy loads in our compressors and pumps without any issues. The insulation coating is a lifesaver in protecting against electrical erosion."
Rebecca Adams
"The Amigo NU 222 ECM/C3VL0241 Bearing has been fantastic for our generator systems. It feels very similar to SKF in terms of build and performance, and the added electrical insulation is exactly what we needed to protect against electrical damage. We've seen smooth operation even under high-speed conditions, and the durability is top-notch. I’m definitely sticking with Amigo for future bearing needs."
Michael Greene
"Our experience with the Amigo NU 222 ECM/C3VL0241 Bearing has been excellent. It’s great to find a cost-effective alternative to SKF and other top brands without compromising on quality. We use these bearings in our high-load machinery, and the Insocoat coating has been a huge advantage, providing extra protection in our electrically sensitive environments. It feels just as durable and reliable as the pricier options!"
Sarah Mitchell