NU 230 ECM 150x270x45 Bearing
Single Row Cylindrical Roller Bearing
The NU 230 ECM Single Row Cylindrical Roller Bearing is designed for applications that demand high radial load capacity, durability, and precision. With a bore diameter of 150 mm, an outside diameter of 270 mm, and a width of 45 mm, this bearing offers exceptional performance in a wide range of industrial applications. Its machined brass cage provides added strength, while the bearing’s ability to handle axial displacement in both directions ensures smooth operation under heavy loads. The NU 230 ECM’s dynamic load rating of 475 kN and static load rating of 520 kN make it an ideal choice for high-stress environments. Widely used in industries such as power transmission, mining, and heavy machinery, this bearing offers long-lasting reliability. Compatible with brands like SKF and FAG, the Amigo NU 230 ECM stands out for its robust build quality and versatility.
Performance Overview of the NU 230 ECM Bearings
| Attribute | Value |
|---|---|
| Brand | AMIGO NU 230 ECM | Interchangeable With: SKF NU 230 ECM |
| Bore Diameter | 150 mm |
| Outside Diameter | 270 mm |
| Width | 45 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 | Machined 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 |
| Basic Dynamic Load Rating | 510 kN |
| Basic Static Load Rating | 600 kN |
| Reference Speed | 2 600 r/min |
| Limiting Speed | 2 800 r/min |
| Product Net Weight | 11.7 kg |
| Dimensions(mm) | 150x270x45 |
| Attribute | Value |
|---|---|
| Brand | AMIGO NU 230 ECM | Interchangeable With: SKF NU 230 ECM |
| Bore Diameter | 5.906 in |
| Outside Diameter | 10.63 in |
| Width | 1.772 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 | Machined 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 |
| Basic Dynamic Load Rating | 114,653 lbf |
| Basic Static Load Rating | 134,885 lbf |
| Reference Speed | 2,600 r/min |
| Limiting Speed | 2,800 r/min |
| Product Net Weight | 25.728 lb |
| Dimensions(in) | 5.906x10.63x1.772 |
Specifications Overview of the NU 230 ECM Bearings
| Attribute | Value |
|---|---|
| Bore diameter | 150 mm |
| Outside diameter | 270 mm |
| Width | 45 mm |
| Shoulder diameter of outer ring | ≈ 232.35 mm |
| Raceway diameter of inner ring | 182 mm |
| Chamfer dimension (r1,2) | min. 3 mm |
| Chamfer dimension (r3,4) | min. 3 mm |
| Permissible axial displacement | max. 2.5 mm |
| Diameter of spacer sleeve (da) | min. 164 mm |
| Diameter of spacer sleeve (da) | max. 178 mm |
| Diameter of shaft abutment (db) | min. 186 mm |
| Diameter of housing abutment (Da) | max. 254.6 mm |
| Radius of fillet (ra) | max. 2.5 mm |
| Radius of fillet (rb) | max. 2.5 mm |
| Attribute | Value |
|---|---|
| Bore diameter | 5.906 in |
| Outside diameter | 10.63 in |
| Width | 1.772 in |
| Shoulder diameter of outer ring | ≈ 9.148 in |
| Raceway diameter of inner ring | 7.165 in |
| Chamfer dimension (r1,2) | min. 0.118 in |
| Chamfer dimension (r3,4) | min. 0.118 in |
| Permissible axial displacement (s) | max. 0.098 in |
| Diameter of spacer sleeve (da min) | min. 6.457 in |
| Diameter of spacer sleeve (da max) | max. 7.008 in |
| Diameter of shaft abutment (db min) | min. 7.323 in |
| Diameter of housing abutment (Da max) | max. 10.024 in |
| Radius of fillet (ra max) | max. 0.098 in |
| Radius of fillet (rb max) | max. 0.098 in |
Applicable Machines and Industries
Suitable Machines and Their Function:
Gearboxes
- Function: They provide smooth operation by reducing friction in rotating gears and shafts, allowing efficient power transmission.
Electric Motors
- Function: The bearings ensure smooth rotation of the motor’s rotor, supporting radial loads and improving energy efficiency by reducing friction.
Pumps
- Function: Used to support radial loads in pump shafts, allowing the smooth operation of the impeller and ensuring continuous fluid flow.
Compressors
- Function: They support rotating shafts, reducing friction and enhancing the energy efficiency of the compressor, which is vital in air compression and other applications.
Steel Mill Equipment
- Function: The bearings support rolling mills by ensuring stable rotation of the rollers, helping in the processing of steel with minimal friction and wear.
Cranes and Hoisting Machinery
- Function: Used in hoisting mechanisms to bear radial loads from rotating parts, ensuring stable and reliable lifting and lowering operations.
Equivalent Bearing Brands and Series:
- SKF NU 230 ECM
- FAG NU 230 E-XL-M1
- NTN NU230
- NSK NU230EM
- KOYO NU230
- NACHI NU230
- Amigo NU 230 ECM
These alternative brands and series can be used to replace the Amigo NU 230 ECM bearing when required, offering similar performance in terms of load capacity, rotational speed, and durability.
This list should help guide users in making informed decisions based on their machinery needs and available alternatives.
NU 230 ECM Bearing Cross Reference and Interchange
| Brand | Equivalent Model |
|---|---|
| FAG | NU 230 E-XL-M1 |
| NTN | NU 230 |
| Amigo | NU 230 ECM |
| NSK | NU 230 W |
This detailed overview helps users understand the capabilities and specifications of the NU 230 ECM bearing and compare it with other models, making it easier to find compatible alternatives based on their application needs
Choosing the Right Bearing
To add a product comparison module on the page featuring NU 230 ECM Single Row Cylindrical Roller Bearings, we can create a structured table comparing the Amigo NU 230 ECM with similar models from other manufacturers. The comparison will help customers make an informed choice by outlining the advantages of the Amigo bearing and when it should be selected.
When to Choose Amigo NU 230 ECM Single Row Cylindrical Roller Bearings
Higher Load Capacity: The Amigo NU 230 ECM provides comparable or slightly higher static load ratings than other models, making it ideal for heavy-duty applications where load-bearing capacity is critical.
Durability: Amigo uses a machined metal cage, which is robust and suitable for high-speed applications, while still maintaining superior heat dissipation properties.
Cost-Effective Performance: Compared to other brands like SKF or NSK, the Amigo NU 230 ECM offers excellent performance at a more competitive price point, without sacrificing quality.
Axial Displacement in Both Directions: While the FAG NU 230 E-XL-M1 allows axial displacement only in one direction, Amigo’s bearing can handle axial loads in both directions, making it a more versatile choice.
Conclusion:
The Amigo NU 230 ECM is the perfect choice for industries that require bearings with high load capacities, durability, and versatility in handling axial displacement in both directions. Compared to competitors, Amigo offers cost-effectiveness without compromising performance, making it an ideal solution for applications like industrial gearboxes, heavy machinery, and other high-stress environments.
| Specification | Amigo NU 230 ECM | FAG NU 230 E-XL-M1 | SKF NU 230 ECM | NSK NU 230 W |
|---|---|---|---|---|
| Bore Diameter (d) | 150 mm | 150 mm | 150 mm | 150 mm |
| Outside Diameter (D) | 270 mm | 270 mm | 270 mm | 270 mm |
| Width (B) | 45 mm | 45 mm | 45 mm | 45 mm |
| Cage Material | Machined Metal | Brass | Machined Steel | Machined Brass |
| Basic Dynamic Load Rating (Cr) | 510 kN | 505 kN | 510 kN | 500 kN |
| Basic Static Load Rating (C0r) | 600 kN | 590 kN | 605 kN | 595 kN |
| Weight | 11.7 kg | 11.5 kg | 11.8 kg | 11.6 kg |
| Axial Displacement | Both Directions | One Direction | Both Directions | Both Directions |
| Limiting Speed | 2800 r/min | 2700 r/min | 2800 r/min | 2700 r/min |
| Sealing | Without | Without | Without | Without |
Recommended Products for Optimal Performance
Enhance your bearing operations with these related products:
Why Amigo NU 230 ECM Bearings Are the Top Choice
"I've been using the Amigo NU 230 ECM bearings for a couple of months now in our industrial gearbox setup. These bearings are incredibly smooth and sturdy. Honestly, they feel just like the SKF ones we used before, but at a much better price point. The installation process was easy, and I noticed that they handle the load just as well, if not better. Definitely sticking with Amigo bearings for future projects."
Earlene Jones
"We replaced our old bearings with the Amigo NU 230 ECM Single Row Cylindrical Roller Bearings, and they performed just like the top brands such as SKF or FAG. The fit was perfect, and after weeks of continuous operation, there’s no sign of wear. These bearings are robust and handle both axial and radial loads superbly. Highly recommended for anyone looking for quality at an affordable price."
Ervin Abbott
"After switching to Amigo NU 230 ECM, I was pleasantly surprised by the quality. The bearings feel just like the SKF ones we’ve used in the past, but they’re much more cost-effective. Our machines run quieter and smoother, and so far, the bearings have shown excellent durability. It’s a great alternative to the bigger brands, and we’ll continue to use Amigo for our future needs."
Theresa Dare
"I have used Amigo NU 230 ECM bearings in our high-speed motor applications, and they deliver performance comparable to SKF or other leading brands. These bearings have been working flawlessly for months, offering reliable, smooth operation under heavy loads. I would definitely recommend them to anyone looking for a premium-quality bearing at a competitive price."
Kacey Moen
Explore More on Bearings
