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Cylindrical roller bearing SKF NU 214 ECJ
- Manufacturer Part Number
- NU 214 ECJ
- Brand
- SKFOfficial brand
- Category
- Bearings
- Subcategory
- Cylindrical roller bearings
Other brands in this category
- FAG
- NTN
- TIMKEN
Ask us about alternatives. Equivalence is verified for each reference and application.
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Description
SKF NU 214 ECJ is a cylindrical roller bearing reference, within Bearings. Request a quote for NU 214 ECJ via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.
SKF cylindrical roller bearings from the NU series with ECJ suffix are components designed to withstand high radial loads and considerable speeds. Their separable design and axial guidance between inner and outer rings make them ideal for applications requiring high load capacity and rigidity. They are used in industrial machinery, electric motors, pumps and transmission equipment. At MR Accesorios Industriales we offer them as part of our SKF bearing line.
The designation NU … ECJ is interpreted as follows: NU indicates that the bearing has two ribs on the outer ring and none on the inner ring, allowing relative axial displacement between rings. The number that follows (for example, 206, 207, 208) corresponds to the size according to ISO standard, where the first two digits indicate the bore diameter and the last digit the dimension series. The suffix ECJ indicates an optimized design with stamped steel cage, higher load capacity and lower friction. Examples: NU 206 ECJ, NU 207 ECJ, NU 208 ECJ.
These bearings are used in industries such as metallurgy, cement, paper and food. They are common in large electric motors, gearboxes, centrifugal pumps, industrial fans and machine tools. Their ability to withstand heavy radial loads and their rigidity make them suitable for gear and belt transmissions. In Argentina, they are found in mining equipment, aggregate processing plants and automated production lines.
To select the right bearing, take into account the radial load, rotation speed and environmental conditions. Verify that the housing and shaft have the correct tolerance and alignment. Lubrication can be grease or oil; in high-speed applications, oil and a cooling system are recommended. Sealing will depend on contamination: the more dust or moisture present, choose seals or protective plates. Internal clearance should be selected according to operating temperature and fit.
Regarding equivalences, SKF NU bearings can be interchanged with those from other brands that follow the same standardized designation, such as FAG, NSK or NTN, as long as dimensions and suffixes match. The ECJ suffix is specific to SKF, but other manufacturers offer equivalent designs with steel cage and optimized capacity. Always verify the full part number and tolerances before replacing. Do not invent part numbers: consult catalogs or contact our technical team.
If you need advice to choose the correct bearing, send the part number or dimensions by WhatsApp to MR Accesorios Industriales. Our technical team helps you identify the right option for your application. With more than 80 years in the market, we guarantee personalized service and quality products.
This description provides guidance on the product type. Check the configuration and dimensions of this reference.
Dimensions
Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm dimensions, sealing, and internal clearance against the manufacturer's data sheet.
Frequently Asked Questions
- What does the ECJ suffix mean on an SKF bearing?
- ECJ indicates an optimized design with higher load capacity and stamped steel cage. The 'E' means optimized, 'C' steel cage and 'J' stamped. This reduces friction and improves performance.
- Does this bearing support axial loads?
- No, NU bearings with two ribs on the outer ring and none on the inner ring only support radial loads. For axial loads, they must be combined with other bearings or use designs with additional ribs.
- How do I choose between grease or oil lubrication?
- The choice depends on speed and temperature. At high speeds or elevated temperatures, oil with a circulation system is recommended. For moderate speeds and normal conditions, grease is sufficient.

