
NU 224 ECML
weight:6.27 kg
Single row cylindrical roller bearing
WhatsApp:+8618753115023
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Products Description
| Bore diameter | 120 mm |
| Outside diameter | 215 mm |
| Width | 40 mm |
| Basic dynamic load rating | 390 kN |
| Basic static load rating | 430 kN |
| Reference speed | 3 400 r/min |
| Limiting speed | 5 600 r/min |
| Product net weight | 6.27 kg |

Product Related
The NU 224 ECML cylindrical roller bearing stands out as a high-performance solution, specifically optimized for applications subjected to extreme radial stresses and requiring sustained high operational velocity. Its NU configuration means the outer ring incorporates two guiding flanges, while the inner ring is completely smooth (flangeless). This setup is intentional: it permits the critical free axial movement of the shaft in relation to its housing. This floating capability is vital in industrial machinery where temperature variations lead to thermal expansion, preventing unwanted internal bearing loads. The ECML designation points to an enhanced design (EC) and often incorporates a strong, high-precision machined brass cage (M), ensuring superior load distribution and exceptional reliability even in arduous environments like primary metals or power generation facilities.
Measuring a standard 120 mm inner diameter, 215 mm outer diameter, and a 40 mm height, the NU 224 ECML offers a robust structural profile without undue bulk. A significant operational benefit of this design lies in its separable components: the outer ring assembly and the inner ring can be mounted independently. This feature dramatically streamlines the installation and removal processes, translating directly into reduced labor time and minimized maintenance downtime. Engineered to withstand substantial forces-typically offering high dynamic and static load ratings-this specific cylindrical roller bearing is the professional choice for upgrading or maintaining heavy industrial assets where operational continuity and resistance to failure are paramount.

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