NJ 2214 ECJ 70x125x31 Bearing
Single Row Cylindrical Roller Bearing
The NJ 2214 ECJ Single Row Cylindrical Roller Bearings is designed for high-performance applications where radial load capacity is essential. With a bore diameter of 70 mm, an outside diameter of 125 mm, and a width of 31 mm, it is built to handle both high dynamic (190 kN) and static (205 kN) load ratings. This bearing features non-locating support, allowing for thermal expansion of shafts. The ECJ cage design is made of pressed steel, which improves durability and reduces friction. Commonly used in electric motors, gearboxes, and pumps, this bearing ensures smooth operation in demanding environments. It is interchangeable with other major brands.
Performance Overview of the NJ 2214 ECJ Bearings
| Dimension | Value |
|---|---|
| Brand | AMIGO NJ 2214 ECJ | Interchangeable With: SKF NJ 2214 ECJ |
| Bore Diameter | 70 mm |
| Outside Diameter | 125 mm |
| Width | 31 mm |
| Axial Displacement Capability | In one direction |
| Number of Rows | 1 |
| Locating Feature, Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Sheet Metal |
| Number of Flanges, Outer Ring | 2 |
| Number of Flanges, Inner Ring | 1 |
| Loose Flange | None |
| Radial Internal Clearance | CN |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 180 kN |
| Basic Static Load Rating | 193 kN |
| Reference Speed | 6,000 r/min |
| Limiting Speed | 6,300 r/min |
| Product Net Weight | 1.61 kg |
| Dimensions(mm) | 70x125x31 |
| Dimension | Value |
|---|---|
| Brand | AMIGO NJ 2214 ECJ | Interchangeable With: SKF NJ 2214 ECJ |
| Bore Diameter | 2.756 in |
| Outside Diameter | 4.921 in |
| Width | 1.22 in |
| Basic Dynamic Load Rating | 40,466 lbf |
| Basic Static Load Rating | 43,388 lbf |
| Reference Speed | 6,000 r/min |
| Limiting Speed | 6,300 r/min |
| Product Net Weight | 3.541 lb |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In one direction |
| Number of Rows | 1 |
| Locating Feature, Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Sheet metal |
| Number of Flanges, Outer Ring | 2 |
| Number of Flanges, Inner Ring | 1 |
| Loose Flange | None |
| Radial Internal Clearance | CN |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Dimensions(in) | 2.756x4.921x1.22 |
Specifications Overview of the NJ 2214 ECJ Bearings
| Attribute | Value |
|---|---|
| Bore Diameter | 70 mm |
| Outside Diameter | 125 mm |
| Width | 31 mm |
| Shoulder Diameter of Inner Ring | Approx. 97.3 mm |
| Raceway Diameter of Outer Ring | Approx. 125 mm |
| Chamfer Dimension (r1,2) | 2.1 mm |
| Chamfer Dimension (r3,4) | 2.1 mm |
| Permissible Axial Displacement (s) | 3.7 mm |
| Diameter of Spacer Sleeve (da) | 82 mm min |
| Diameter of Spacer Sleeve (ds) | 100 mm max |
| Diameter of Housing Abutment (Da) | 137.5 mm max |
| Diameter of Housing Abutment (Ds) | 129 mm |
| Radius of Fillet (ra) | 2 mm |
| Radius of Fillet (rb) | 2 mm |
| Attribute | Value |
|---|---|
| Bore Diameter | 2.756 in |
| Outside Diameter | 4.921 in |
| Width | 1.22 in |
| Shoulder Diameter of Inner Ring | Approx. 3.835 in |
| Raceway Diameter of Outer Ring | Approx. 4.92 in |
| Chamfer Dimension (r1,2) | 0.083 in |
| Chamfer Dimension (r3,4) | 0.083 in |
| Permissible Axial Displacement (s) | 0.146 in |
| Diameter of Spacer Sleeve (da) | 3.228 in min |
| Diameter of Spacer Sleeve (ds) | 3.937 in max |
| Diameter of Housing Abutment (Da) | 5.413 in max |
| Diameter of Housing Abutment (Ds) | 5.079 in |
| Radius of Fillet (ra) | 0.079 in max |
| Radius of Fillet (rb) | 0.079 in max |
Applicable Machines and Industries
The NJ 2214 ECJ Single Row Cylindrical Roller Bearings are designed for a variety of industrial machines and applications. Below is a list of machines where these bearings are commonly used, their functions in these machines, and potential interchangeable brands or series:
Suitable Machines:
Conveyor Systems
- Function: Supports heavy loads and ensures smooth rotation of conveyor belts in industrial environments.
- Role: Helps reduce friction and wear while maintaining alignment of shafts in conveyors.
Gearboxes and Reducers
- Function: Provides support for the rotational shafts and ensures efficient power transmission.
- Role: Assists in bearing axial and radial loads in gear mechanisms, allowing precise gear movement.
Electric Motors
- Function: Enables smooth rotational motion in electric motors.
- Role: Provides stability to the rotor shaft, allowing for high-speed operation and enhanced motor efficiency.
Pumps (Centrifugal and Hydraulic)
- Function: Ensures continuous, vibration-free operation of pump shafts.
- Role: Supports the shaft under radial and axial loads, ensuring precise alignment and long service life.
Machine Tools (Milling, Lathes, Grinders)
- Function: Ensures precise movement of spindles and cutting tools in machine tools.
- Role: Maintains high radial load capacity, allowing for heavy-duty machining operations and reducing vibrations.
Textile Machinery
- Function: Supports shafts in textile machines, ensuring smooth fabric processing.
- Role: Minimizes friction and provides stability for high-speed rotating components in textile looms.
Interchangeable Bearing Brands or Series:
SKF NJ 2214 ECJ
- Known for high quality and reliability, suitable for the same applications as the Amigo NJ 2214 ECJ bearing.
FAG NJ2214E.TVP2
- Another widely trusted brand that offers interchangeable bearings with similar design features.
NSK NJ 2214
- NSK offers a similar series that can be used as a substitute, known for durability and precision engineering.
KOYO NJ2214R
- A cost-effective alternative with similar specifications, widely used in industrial applications.
NTN NJ 2214
- NTN’s series offers interchangeable cylindrical roller bearings with similar load capacities and dimensions.
Amigo NJ 2214 ECJ
- Our brand offers a competitive alternative with high performance, designed to compete with major global brands.
Summary of the Bearing’s Role:
- Radial Load Capacity: Primarily designed to carry heavy radial loads and can support axial loads to a limited extent.
- Vibration Reduction: Ensures stability in rotating machinery, reducing vibrations and noise.
- Durability: These bearings are designed for long-term, high-performance applications, reducing maintenance needs in industrial machinery.
This information helps in selecting the right bearing and identifying potential alternatives for various industrial machines.
NJ 2214 ECJ Bearing Cross Reference and Interchange
| Amigo NJ220 | NSK NJ220 |
|---|---|
| SKF NJ220ECP/C3 | FAG NJ220E.TVP2.C3 |
| KOYO NJ220 | NTN NJ220 |
This table summarizes the key specifications of the NJ 2214 ECJ Single Row Cylindrical Roller Bearing and provides cross-reference information for interchangeability with various brands such as Amigo, SKF, NSK, FAG, KOYO, and NTN.
Choosing the Right Bearing
To enhance the product page for NJ 2214 ECJ Single Row Cylindrical Roller Bearings, we will add a Product Comparison Module that provides users with a direct comparison between the Amigo NJ 2214 ECJ and similar models from other brands. This module will clearly highlight when users should opt for the Amigo NJ 2214 ECJ, helping them make better purchasing decisions.
Key Advantages of Amigo NJ 2214 ECJ Bearings
- Cost-Effective: Amigo NJ 2214 ECJ offers a highly competitive price while maintaining the same durability and performance as other leading brands like SKF and FAG.
- Consistent Performance: With a dynamic load rating of 180 kN, it performs similarly to more expensive brands, ensuring reliable performance in heavy-duty applications.
- Temperature Resistance: Operates in a wide temperature range from -30°C to +120°C, making it ideal for both low and high-temperature environments.
- High-Speed Limiting: With a limiting speed of 6,300 r/min, Amigo NJ 2214 ECJ is suited for high-speed operations, making it versatile for various industrial applications.
This comparison helps users see how Amigo NJ 2214 ECJ stacks up against popular alternatives and when it is the best choice for their needs
| Feature | Amigo NJ 2214 ECJ | SKF NJ 2214 ECJ | NSK NJ 2214 ECJ | KOYO NJ 2214 ECJ | FAG NJ 2214 E.TVP2 |
|---|---|---|---|---|---|
| Material | Hardened Alloy Steel | Similar Alloy Steel | High-Grade Steel | Alloy Steel | Thermally Stabilized Steel |
| Bore Diameter (mm) | 70 | 70 | 70 | 70 | 70 |
| Outside Diameter (mm) | 125 | 125 | 125 | 125 | 125 |
| Width (mm) | 31 | 31 | 31 | 31 | 31 |
| Cage Material | Sheet Metal | Steel | Brass | Steel | Steel |
| Dynamic Load Rating (kN) | 180 | 180 | 178 | 182 | 183 |
| Static Load Rating (kN) | 193 | 192 | 190 | 192 | 194 |
| Limiting Speed (r/min) | 6,300 | 6,200 | 6,200 | 6,400 | 6,300 |
| Radial Internal Clearance | CN | CN | CN | CN | CN |
| Weight (kg) | 1.61 | 1.61 | 1.59 | 1.63 | 1.61 |
| Operating Temperature Range | -30°C to +120°C | -30°C to +120°C | -20°C to +100°C | -30°C to +120°C | -30°C to +120°C |
| Sealing | None | None | None | None | None |
| Lubrication | None | None | None | None | None |
| Price | Competitive Pricing | Higher Priced | Similar to Amigo | Slightly Higher Priced | Higher Priced |
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Why Amigo NJ 2214 ECJ Bearings Are the Top Choice
"I recently replaced a set of bearings on my industrial pump with the Amigo NJ 2214 ECJ bearings. I was initially skeptical, but after using them for a few months, I’m thoroughly impressed. The performance is on par with the SKF bearings I had before, but at a much better price point. They run smoothly, and I haven’t noticed any difference in load capacity or durability. These bearings have been great in ensuring minimal vibration and reduced wear in the machinery."
Maud White
"We switched to Amigo NJ 2214 ECJ bearings for our factory’s gearbox assemblies, and so far, the results have been fantastic. They fit perfectly and operate with the same precision as the previous SKF models we used. We were able to cut costs without compromising on quality, and that’s been a huge benefit. The axial load capacity and consistent performance are identical to the more expensive brands, making Amigo bearings our new go-to choice."
Callie Steuber
"As a maintenance engineer, I’ve used a lot of different bearings, but the Amigo NJ 2214 ECJ has exceeded my expectations. We installed these in our conveyor system, and I’ve noticed less downtime compared to the FAG bearings we were using before. They feel and perform very similarly to the top-tier brands like SKF and Timken. The added bonus is that they seem to handle radial and axial loads without any noticeable degradation in performance over time. I highly recommend them."
Nestor Herman
"After trying the Amigo NJ 2214 ECJ Single Row Cylindrical Roller Bearings in our motor assemblies, I can confidently say that they offer the same level of performance as the NSK bearings we’ve used for years. Installation was straightforward, and they’ve been running quietly and efficiently ever since. The smooth operation and excellent handling of both radial and axial loads make these bearings a fantastic alternative to the bigger name brands."
Sarai Collier
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