NUP 228 ECM 140x250x42 Bearing
Single Row Cylindrical Roller Bearing
The NUP 228 ECM Single Row Angular Contact Ball Bearing is designed for high-performance applications requiring both radial and axial load handling. With a bore diameter of 140mm, an outer diameter of 250mm, and a width of 42mm, this bearing is ideal for machinery that operates under heavy loads and high speeds. Its machined brass cage ensures durability and longevity, even in demanding environments. The NUP design allows axial displacement in one direction, making it perfect for applications such as gearboxes, compressors, and electric motors. Its precision engineering offers smooth performance, making it comparable to leading brands like SKF and FAG, while providing excellent value.
Performance Overview of the NUP 228 ECM Bearings
| Category | Specification |
|---|---|
| Brand | AMIGO NUP 228 ECM | Interchangeable With: SKF NUP 228 ECM |
| Bore Diameter | 140 mm |
| Outside Diameter | 250 mm |
| Width | 42 mm |
| Basic Dynamic Load Rating | 450 kN |
| Basic Static Load Rating | 510 kN |
| Reference Speed | 2800 r/min |
| Limiting Speed | 3200 r/min |
| Bearing Part | Complete Bearing |
| Axial Displacement Capability | None |
| Number of Rows | 1 |
| Locating Feature, Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Machined Metal |
| Number of Flanges (Outer Ring) | 2 |
| Number of Flanges (Inner Ring) | 1 |
| Loose Flange | Inner Ring Loose Flange |
| Radial Internal Clearance | CN |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Dimensions(mm) | 140x250x42 |
| Category | Specification |
|---|---|
| Brand | AMIGO NUP 228 ECM | Interchangeable With: SKF NUP 228 ECM |
| Bore Diameter | 5.512 in |
| Outside Diameter | 9.843 in |
| Width | 1.654 in |
| Basic Dynamic Load Rating | 101,164 lbf |
| Basic Static Load Rating | 114,653 lbf |
| Reference Speed | 2800 r/min |
| Limiting Speed | 3200 r/min |
| Bearing Part | Complete Bearing |
| Axial Displacement Capability | None |
| Number of Rows | 1 |
| Locating Feature, Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Machined Metal |
| Number of Flanges (Outer Ring) | 2 |
| Number of Flanges (Inner Ring) | 1 |
| Loose Flange | Inner Ring Loose Flange |
| Radial Internal Clearance | CN |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Dimensions(in) | 5.512x9.843x1.654 |
Specifications Overview of the NUP 228 ECM Bearings
| Category | Specification |
|---|---|
| Bore Diameter (d) | 140 mm |
| Outside Diameter (D) | 250 mm |
| Width (B) | 42 mm |
| Shoulder Diameter of Inner Ring (d1) | ≈ 179 mm |
| Shoulder Diameter of Outer Ring (D1) | ≈ 215.78 mm |
| Raceway Diameter of Inner Ring (F) | 169 mm |
| Chamfer Dimension (r1,2) | min. 3 mm |
| Chamfer Dimension of Loose Flange Ring (r3,4) | min. 3 mm |
| Diameter of Spacer Sleeve (da) | min. 154 mm |
| Diameter of Shaft Abutment (db) | min. 182 mm |
| Diameter of Housing Abutment (Da) | max. 235 mm |
| Radius of Fillet (ra) | max. 2.5 mm |
| Category | Specification |
|---|---|
| Bore Diameter (d) | 5.512 in |
| Outside Diameter (D) | 9.843 in |
| Width (B) | 1.654 in |
| Shoulder Diameter of Inner Ring (d1) | ≈ 7.047 in |
| Shoulder Diameter of Outer Ring (D1) | ≈ 8.495 in |
| Raceway Diameter of Inner Ring (F) | 6.654 in |
| Chamfer Dimension (r1,2) | min. 0.118 in |
| Chamfer Dimension of Loose Flange Ring (r3,4) | min. 0.118 in |
| Diameter of Spacer Sleeve (da) | min. 6.063 in |
| Diameter of Shaft Abutment (db) | min. 7.165 in |
| Diameter of Housing Abutment (Da) | max. 9.252 in |
| Radius of Fillet (ra) | max. 0.098 in |
Applicable Machines and Industries
The NUP 228 ECM Single Row Angular Contact Ball Bearings are typically used in heavy-duty machinery, industrial applications, and precision equipment. Here’s a breakdown of the machines they are suitable for and their functions:
Suitable Machines:
- Gearboxes
- Function: Supports rotational movement with high radial loads and moderate axial loads to ensure smooth transmission of power.
- Pumps
- Function: Provides stable support for rotating shafts, ensuring efficient and reliable pump operation.
- Compressors
- Function: Reduces friction in the compressor’s internal moving parts, enhancing efficiency and longevity.
- Electric Motors
- Function: Supports the motor’s rotating shaft, enabling precision and smooth operation, especially under high speeds and loads.
- Conveyor Systems
- Function: Provides stable, low-friction support for heavy loads on conveyor systems in manufacturing plants.
- Machine Tools
- Function: Allows for precise rotational movement under high radial and axial loads, ensuring accuracy in machining operations.
Functions in These Machines:
- Support for High Radial and Axial Loads: The NUP 228 ECM bearings can handle both radial forces and axial forces in one direction, making them versatile for many machine types.
- Smooth Rotational Movement: Helps reduce friction and maintain smooth operation in rotating components.
- Increased Durability: Its cylindrical roller design offers increased load capacity and a longer operational lifespan, even under high-speed applications.
Interchangeable Bearing Brands or Series:
- SKF NUP 228 ECM
- FAG NUP228-E-XL-M1
- NSK NUP228EM
- KOYO NUP228
- NTN NUP228EG1
- INA NUP228-E-XL-M1
- NACHI NUP228
These brands and series can be considered interchangeable with the Amigo NUP 228 ECM bearings, offering similar performance across a range of applications.
NUP 228 ECM Bearing Cross Reference and Interchange
| Brand | Bearing Model |
|---|---|
| Amigo | NUP 228 ECM |
| SKF | NUP 228 ECM |
| NSK | NUP228EM |
| NTN | NUP228EG1 |
| FAG | NUP228-E-XL-M1 |
| KOYO | NUP228R |
| INA | NUP228-E-XL-M1 |
| NACHI | NUP228EG |
These interchangeable models ensure that customers can select from a variety of brands without compromising on quality or performance, making the NUP 228 ECMÂ a versatile and widely applicable bearing for various industrial machinery.
Choosing the Right Bearing
To enhance the product page with a Product Comparison Module for NUP 228 ECM Single Row Angular Contact Ball Bearings, we can create a comparison table between Amigo NUP 228 ECM and other similar models from well-known brands. The goal is to highlight the advantages of choosing Amigo NUP 228 ECM to help users make informed decisions. Below is a detailed comparison table and explanation of when to choose NUP 228 ECM bearings:
When to Choose Amigo NUP 228 ECM Bearings
Amigo NUP 228 ECM Single Row Angular Contact Ball Bearings are ideal for applications that require high dynamic and static load capacities while maintaining smooth, high-speed operation. You should choose Amigo NUP 228 ECM bearings when:
Cost-Effectiveness: Compared to leading brands like SKF and FAG, Amigo offers more competitive pricing without compromising quality, making it a better value option for your budget.
Availability: If immediate availability is crucial for your project, Amigo NUP 228 ECM bearings are often more readily available, avoiding potential downtime or project delays.
Performance: Amigo NUP 228 ECM delivers equivalent performance in terms of load capacity, speed, and durability compared to other well-known brands such as SKF and FAG.
Interchangeability: These bearings are interchangeable with other industry-standard models like SKF NUP 228 ECM, FAG NUP228-E-XL-M1, and KOYO NUP228R, providing flexibility in replacement and compatibility with existing setups.
This comparison table and explanation will assist users in selecting Amigo NUP 228 ECM Single Row Angular Contact Ball Bearings when considering alternatives, and emphasize the advantages of choosing our brand for their specific application needs.
| Features | Amigo NUP 228 ECM | SKF NUP 228 ECM | FAG NUP228-E-XL-M1 | KOYO NUP228R |
|---|---|---|---|---|
| Bore Diameter (d) | 140 mm | 140 mm | 140 mm | 140 mm |
| Outside Diameter (D) | 250 mm | 250 mm | 250 mm | 250 mm |
| Width (B) | 42 mm | 42 mm | 42 mm | 42 mm |
| Dynamic Load Rating | 450 kN | 450 kN | 450 kN | 450 kN |
| Static Load Rating | 510 kN | 510 kN | 510 kN | 510 kN |
| Reference Speed | 2,800 r/min | 2,800 r/min | 2,800 r/min | 2,800 r/min |
| Limiting Speed | 3,200 r/min | 3,200 r/min | 3,200 r/min | 3,200 r/min |
| Cage Material | Machined Metal | Machined Metal | Machined Metal | Machined Metal |
| Relubrication Feature | Without | Without | Without | Without |
| Price | Competitive Pricing | Higher Pricing | Higher Pricing | Higher Pricing |
| Availability | Readily Available | Limited Stock | Limited Stock | Limited Stock |
| Interchangeability | Yes | Yes | Yes | Yes |
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Why Amigo NUP 228 ECM Bearings Are the Top Choice
"I’ve been using the Amigo NUP 228 ECM bearing for a few months now, and I must say it performs just as well as the SKF bearings we’ve used in the past. The quality is top-notch, and the installation was seamless. Our machinery is running smoothly, and I haven’t noticed any difference compared to other well-known brands. Highly recommend this bearing for heavy-duty industrial use!"
Willa Rueden
"We decided to try the Amigo NUP 228 ECM bearing as an alternative to our usual brand, and it has been a great decision. It feels just like the SKF bearings we've previously installed. The performance is exceptional, with no issues even under high loads. This bearing has been reliable and shows no signs of wear after weeks of continuous operation."
Evert Von
"Amigo bearings have been a fantastic addition to our setup. We switched from a more expensive brand like SKF, and the Amigo NUP 228 ECM has matched or even exceeded expectations. The bearing is durable, and installation was straightforward. No noticeable difference in performance, and the cost-effectiveness makes it a great value."
Larue Jerde
"After using SKF bearings for years, we were hesitant to switch, but the Amigo NUP 228 ECM bearing has proven to be an excellent choice. The quality is on par with SKF, and it handles our equipment's demands effortlessly. There’s been no downtime or issues since switching, and it feels just as solid as the more expensive options we’ve used in the past."
Carmen Sauer
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