NU 220 ECM/C3VL0241 100x180x34 Bearing
Single Row Cylindrical Roller Bearing
The NU 220 ECM/C3VL0241 Single Row Cylindrical Roller Bearing is a high-performance component designed for industrial applications that demand reliability, precision, and resistance to electrical damage. It belongs to the family of cylindrical roller bearings and is specifically engineered to handle radial loads in various machine components. This bearing features a robust, electrically insulated design, making it ideal for applications where current flow through the bearing could cause damage or interference.
Performance Overview of the NU 220 ECM/C3VL0241 Bearings
| Category | Detail/Specification |
|---|---|
| Brand | AMIGO NU 220 ECM/C3VL0241| Interchangeable With: SKF NU 220 ECM/C3VL0241 |
| Bore diameter | 100 mm |
| Outside diameter | 180 mm |
| Width | 34 mm |
| Basic dynamic load rating | 285 kN |
| Basic static load rating | 305 kN |
| Reference speed | 4,000 r/min |
| Limiting speed | 4,500 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) | 100x180x34 |
| Category | Detail/Specification |
|---|---|
| Brand | AMIGO NU 220 ECM/C3VL0241| Interchangeable With: SKF NU 220 ECM/C3VL0241 |
| Bore diameter | 3.937 in |
| Outside diameter | 7.087 in |
| Width | 1.339 in |
| Basic dynamic load rating | 64,071 lbf |
| Basic static load rating | 68,567 lbf |
| Reference speed | 4,000 r/min |
| Limiting speed | 4,500 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) | 100x180x34 |
Specifications Overview of the NU 220 ECM/C3VL0241 Bearings
| Category | Details |
|---|---|
| Bore diameter | 100 mm |
| Outside diameter | 180 mm |
| Width | 34 mm |
| Raceway diameter inner ring | 119 mm |
| Permissible axial displacement | max. 1.7 mm |
| Chamfer dimension (r?,?) | min. 2.1 mm |
| Chamfer dimension (r?,?) | min. 2.1 mm |
| Category | Details |
|---|---|
| Bore diameter | 3.937 in |
| Outside diameter | 7.087 in |
| Width | 1.339 in |
| Raceway diameter inner ring | 4.685 in |
| Permissible axial displacement | max. 0.067 in |
| Chamfer dimension (r?,?) | min. 0.083 in |
| Chamfer dimension (r?,?) | min. 0.083 in |
Applicable Machines and Industries
The NU 220 ECM/C3VL0241 Single Row Cylindrical Roller Bearing is suitable for a variety of industrial machines, especially those operating in environments requiring high radial load capacity and electrical insulation properties. Here’s a breakdown of where and how it is typically used:
Machines:
Electric Motors and Generators: This bearing is designed to prevent electrical current from passing through the bearing, making it ideal for electric motors and generators, which are often prone to electrical erosion.
Industrial Gearboxes: In gearboxes, the NU 220 ECM/C3VL0241 ensures efficient power transmission, particularly in heavy-load applications where radial loads are predominant.
Pumps: This bearing can be used in high-performance pumps to handle radial loads and maintain smooth operation over extended periods.
Blowers and Fans: For equipment such as blowers and industrial fans, these bearings provide stable rotation under radial load without suffering from electrical damage.
Compressors: They play a critical role in maintaining the efficiency and reliability of compressors, handling high radial forces while resisting electrical damage.
Wind Turbines: In wind turbines, the bearing’s insulation feature protects against stray electrical currents, which are common in such setups.
Role of the Bearing:
- Radial Load Support: The NU 220 ECM/C3VL0241 primarily supports high radial loads while allowing for axial displacement between the bearing’s inner and outer rings.
- Electrical Insulation: This bearing has a special insulation coating on the outer ring (VL0241), which prevents electric current from passing through the bearing and causing damage (such as fluting or pitting).
- High-speed Capability: This bearing can handle higher rotational speeds while maintaining stability and preventing electrical erosion in critical machines.
Replaceable Bearings (Brands and Series):
SKF: NU 220 ECM/C3VL0241 is part of SKF’s insulated bearings series, known for preventing electrical damage.
FAG/INA (Schaeffler Group):
- NU220-E-M1A-C3 insulated cylindrical roller bearing.
- Equivalents with electrical insulation designed for similar applications.
NSK:
- NU220EMC3 insulated bearings designed for use in electric motors and high-load environments.
NTN:
- NU220EMC3 series, which are alternatives with electrical insulation, high radial load capacity, and resistance to current flow.
TIMKEN:
- NU220EMC3 bearings, offering comparable performance with electrical insulation and radial load handling.
NACHI:
- NU220EMC3 cylindrical roller bearings, specifically engineered to prevent electrical arcing damage in motors and generators.
NU 220 ECM/C3VL0241 Bearing Cross Reference and Interchange
| Brand | Model/Series |
|---|---|
| Amigo Bearings | NU 220 ECM/C3VL0241 |
| SKF | NU 220 ECM/C3VL0241 |
| FAG/INA Bearings | NU220-E-M1A-C3 Insulated |
| NSK | NU220EMC3 |
| NTN | NU220EMC3 |
| TIMKEN | NU220EMC3 |
| NACHI | NU220EMC3 |
For those who need high-quality bearings with electrical insulation, radial load capacity, and cost-effectiveness, the Amigo NU 220 ECM/C3VL0241 is the ideal choice.
Choosing the Right Bearing
Whether replacing bearings from SKF, FAG, or other major brands, Amigo provides equivalent performance at a more competitive price, ensuring reliability in various industrial applications.
When to Choose Amigo NU 220 ECM/C3VL0241:
Cost-Effective Solution:
- The Amigo NU 220 ECM/C3VL0241 offers excellent value for money without compromising on performance. Compared to other premium brands, it provides a cost-effective option while maintaining similar specifications.
High-Quality Insulation:
- Like the top brands (SKF, FAG, etc.), Amigo bearings come with a ceramic coating on the outer ring, designed to resist electrical current, making it ideal for electric motors and generators.
- Amigo’s ceramic coating offers enhanced durability in environments with stray currents, which is crucial in electric motor applications.
Durability and Longevity:
- Manufactured using high-quality bearing steel, Amigo bearings are designed for longevity under heavy radial loads and high speeds.
- The C3 radial internal clearance ensures better performance in high-speed operations and environments that require constant adjustments for thermal expansion.
Superior Availability:
- Amigo offers faster delivery times and more accessible customer service compared to some larger brands, which might have longer lead times due to global supply constraints.
Advantages of Amigo NU 220 ECM/C3VL0241 Over Other Models:
Affordable Pricing:
- Compared to brands like SKF or FAG, Amigo provides similar performance levels at a more competitive price.
Superior Local Support:
- Amigo offers better customer service and local support, making it easier for users to obtain technical assistance and faster replacements when needed.
Same Insulation Standards:
- Amigo uses the same high-quality ceramic insulation for electrical isolation, which offers protection similar to that provided by leading global brands, but at a lower cost.
| Feature | Amigo NU 220 ECM/C3VL0241 | SKF NU 220 ECM/C3VL0241 | FAG NU220-E-M1A-C3 Insulated | NSK NU220EMC3 | NTN NU220EMC3 | TIMKEN NU220EMC3 |
|---|---|---|---|---|---|---|
| Material | Bearing steel | Bearing steel | Bearing steel | Bearing steel | Bearing steel | Bearing steel |
| Insulation Coating | Ceramic-coated (outer ring) | Ceramic-coated (outer ring) | Ceramic-coated (outer ring) | Coated | Coated | Coated |
| Axial Displacement Capability | In both directions | In both directions | In both directions | In both directions | In both directions | In both directions |
| Radial Internal Clearance | C3 | C3 | C3 | C3 | C3 | C3 |
| Basic Dynamic Load Rating | 285 kN | 285 kN | 285 kN | 285 kN | 285 kN | 285 kN |
| Basic Static Load Rating | 305 kN | 305 kN | 305 kN | 305 kN | 305 kN | 305 kN |
| Reference Speed | 4,000 r/min | 4,000 r/min | 4,000 r/min | 4,000 r/min | 4,000 r/min | 4,000 r/min |
| Limiting Speed | 4,500 r/min | 4,500 r/min | 4,500 r/min | 4,500 r/min | 4,500 r/min | 4,500 r/min |
| Relubrication Feature | Without | Without | Without | Without | Without | Without |
| Number of Flanges (Outer Ring) | 2 | 2 | 2 | 2 | 2 | 2 |
| Number of Flanges (Inner Ring) | 0 | 0 | 0 | 0 | 0 | 0 |
| Cage | Machined metal | Machined metal | Machined metal | Machined metal | Machined metal | Machined metal |
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Why Amigo NU 220 ECM/C3VL0241 Bearings Are the Top Choice
"I've been using the Amigo NU 220 ECM/C3VL0241 bearings for about six months now in our industrial motors, and I must say they perform exceptionally well. The installation was straightforward, and they feel very similar to the SKF bearings we've used in the past. In terms of reliability and performance, I’ve noticed no difference – the Amigo bearings handle heavy loads and high speeds just as smoothly. Plus, they come at a more competitive price point. These bearings are definitely good to use and worth considering for anyone looking for an alternative to higher-priced brands like SKF."
John Peterson
"We switched to Amigo NU 220 ECM/C3VL0241 bearings in our generator units after years of using SKF bearings, and I’m impressed by how similar they feel in operation. The electrical insulation coating works just as effectively, and the bearings have handled the high-speed conditions without any issues. They have the same high load ratings and smooth performance I expect from a premium brand, but at a much lower cost. I highly recommend Amigo bearings for anyone looking for quality alternatives to SKF or FAG. They’re definitely good to use!"
Sandra Lopez
"I was initially skeptical about switching from SKF to Amigo NU 220 ECM/C3VL0241 bearings, but after testing them out in our compressors, I’m convinced they’re just as good. The bearings feel identical to the SKF models we were using before – smooth, durable, and highly reliable under high-load conditions. We’ve saved a considerable amount of money by choosing Amigo without sacrificing performance. The bearings are good to use, especially if you’re looking for an affordable option that delivers the same quality as the big brands."
Michael Turner
"We recently installed Amigo NU 220 ECM/C3VL0241 bearings in our industrial fans, and they’ve been working perfectly. Honestly, they feel just like the SKF bearings we’ve always used – same smooth operation and durability. I’ve had no issues with heat or load management, and the insulation coating is performing well under electrical stress. I was pleasantly surprised by how well these Amigo bearings match up to the higher-priced brands. If you’re looking for good bearings that feel similar to SKF or other premium brands, Amigo is a fantastic choice!"
Rachel Adams
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