NJ209 45x85x19 Bearing
Single Row Cylindrical Roller Bearing
The NJ209 Single Row Cylindrical Roller Bearing is designed to deliver exceptional performance in demanding industrial applications. With dimensions that typically include a 45 mm bore diameter, an 85 mm outer diameter, and a 19 mm width, the NJ209 is engineered to handle high radial loads while allowing for axial displacement in one direction, making it an ideal choice for machinery that requires precision and reliability.
Performance Overview of the NJ209 Bearings
| Category | Specification |
|---|---|
| Brand | AMIGO NJ209 Interchangeable With:SKF NJ209 |
| Bore Diameter | 45 mm |
| Outside Diameter | 85 mm |
| Width | 19 mm |
| Dimensions(mm) | 45x85x19 |
| Basic Dynamic Load Rating | 69.5 kN |
| Basic Static Load Rating | 64 kN |
| Reference Speed | 9,000 r/min |
| Limiting Speed | 9,500 r/min |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | None |
| Number of Rows | 1 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Non-metallic |
| 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 |
| Product Net Weight | 0.441 kg |
| Category | Specification |
|---|---|
| Brand | AMIGO NJ209 Interchangeable With:SKF NJ209 |
| Bore Diameter | 1.772 in |
| Outside Diameter | 3.346 in |
| Width | 0.748 in |
| Dimensions(in) | 1.772x3.346x0.748 |
| Basic Dynamic Load Rating | 15,624 lbf |
| Basic Static Load Rating | 14,388 lbf |
| Reference Speed | 9,000 r/min |
| Limiting Speed | 9,500 r/min |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | None |
| Number of Rows | 1 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Non-metallic |
| 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 |
| Product Net Weight | 0.9722 lb |
Specifications Overview of the NJ209 Bearings
| Specification | Details |
|---|---|
| Bore Diameter | 45 mm |
| Outside Diameter | 85 mm |
| Width | 19 mm |
| Dimensions(mm) | 45x85x19 |
| Basic Dynamic Load Rating | 69.5 kN |
| Basic Static Load Rating | 64 kN |
| Reference Speed | 9,000 r/min |
| Limiting Speed | 9,500 r/min |
| Product Net Weight | 0.441 kg |
| Specification | Details |
|---|---|
| Bore Diameter | 1.772 in |
| Outside Diameter | 3.346 in |
| Width | 0.748 in |
| Dimensions(in) | 1.772x3.346x0.748 |
| Basic Dynamic Load Rating | 15,624 lbf |
| Basic Static Load Rating | 14,388 lbf |
| Reference Speed | 9,000 r/min |
| Limiting Speed | 9,500 r/min |
| Product Net Weight | 0.9722 lb |
Applicable Machines and Industries
NJ209 bearings are utilized in various types of machines, such as those listed below. It is important to know the functions of these machines and some of the brands that manufacture them.
1.Gearboxes
- Function: Gearboxes rely on NJ209 bearings to carry the load applied by the rotating shafts thus guaranteeing a smooth power transmission in addition to taking care of both radial and axial loads. These bearings ensure that the gearbox remains aligned and minimize friction, which are two crucial things for their durability and efficiency.
- Common Brands: SEW-Eurodrive, Bonfiglioli, Flender (Siemens), NORD Drivesystems.
2.Electric Motors
- Function: Electric motors use NJ209 bearings to support rotor shafts thereby reducing wear since these bearings can efficiently take care of both radial and limited axial forces. This improves the motor’s operational efficiency and its lifetime.
- Common Brands: ABB, Siemens, Toshiba, WEG, Baldor.
3.Pumps
- Function: For example in the case of centrifugal or hydraulic pumps NJ209 Bearing supports the main shafts so that they will not only rotate smoothly but also provide an outlet for managing radial forces created during operations. They are very important because without them pump reliability as well as performance would be decreased significantly.
- Common Brands: Grundfos, Sulzer, Flowserve, ITT Goulds Pumps, KSB.
4.Conveyor Systems
- Function: In conveyor rollers and drive components among others NJ209 bearing help support conveyed loads while maintaining system flow. They ensure no wearing out of the conveyor system at large hence extending its life span as well.
- Common Brands: Dematic, Interroll, FlexLink, Dorner, Rexnord.
5.Machine Tools
- Purpose: In lathes, milling machines, and grinders, spindles are supported by NJ209 bearings in machine tools like lathes, milling machines, and grinders, which help the devices to rotate accurately when under loading. This is important for ensuring machining process accuracy.
- Popular Brands: DMG Mori, Haas, Mazak, Okuma’s, Makino.
Machines needing high radial loads control and accurate axial movements must have NJ209 Single Row Cylindrical Roller Bearings.
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NJ209 Bearing Cross Reference and Interchange
| Brand | Part Number |
|---|---|
| Amigo | NJ 209 |
| SKF | NJ 209 ECM |
| FAG | NJ 209-E-TVP2 |
| NSK | NJ 209 W |
| Timken | NJ 209 MA |
| NTN | NJ 209 |
| KOYO | NJ 209 |
This cross-reference and interchange information helps users make informed decisions by highlighting when to choose the NJ209 bearing and the specific advantages of the Amigo NJ209 bearing over other similar models.
Choosing the Right Bearing
Here’s a product comparison module for the NJ209 bearing, including a comparison table and an explanation of its advantages:
When to Choose Amigo NJ209 Bearing
- High Radial Load Handling: The Amigo NJ209 bearing is a great option for high radial load applications. It is perfect for gearboxes, motors, and pumps that need to maintain accuracy in the presence of high loads.
- Axial Displacement in One Direction: If your machine needs bearings that allow axial displacement only in one direction then you should consider the NJ209. Thereby it can be said to have improved stability and efficiency under changing loads.
- Interchangeability: The NJ209 bearing can be used interchangeably with leading brands such as SKF, FAG, and NSK to enable easy replacement and flexibility. This compatibility comes in handy when you wish to change bearings without making extensive adjustments to your equipment.
- Cost-Effective Performance: Although Amigo NJ209 bearings are cheaper than well-known brands like SKF and FAG, they perform just as good as them. Therefore, those on a tight budget who want reliable performance without paying extra will find them useful.
- Durability and Reliability: Built using quality materials, the Amigo NJ209 bearing has long life span meaning it can operate dependably even in challenging industrial settings. Also its rugged framework ensures less downtime thus reducing maintenance expenses.
- Versatile Application: The Amigo NJ209 bearing is versatile for a wide range of industrial applications such as heavy machinery, conveyor systems among others. In various industrial settings, it is a dependable part that can handle both radial and axial loads.
Users can make informed choices on when to choose the NJ209 bearing and therefore this comparison module also highlights the particular benefits of purchasing Amigo NJ209 bearings instead of other similar models. This is because it emphasizes on how cost-effective, durable and versatile the Amigo NJ209 bearings are; thus making them suitable for use in various industrial applications.
| Feature | Amigo NJ209 | SKF NJ 209 ECM | FAG NJ 209-E-TVP2 | NSK NJ 209 W | Timken NJ 209 MA |
|---|---|---|---|---|---|
| Type | Cylindrical Roller Bearing | Cylindrical Roller Bearing | Cylindrical Roller Bearing | Cylindrical Roller Bearing | Cylindrical Roller Bearing |
| Bore Diameter | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm |
| Outside Diameter | 85 mm | 85 mm | 85 mm | 85 mm | 85 mm |
| Width | 19 mm | 19 mm | 19 mm | 19 mm | 19 mm |
| Cage Material | Non-metallic | Brass | Steel | Brass | Steel |
| Dynamic Load Rating | 69.5 kN | 68.9 kN | 68.8 kN | 68.9 kN | 68.8 kN |
| Static Load Rating | 64 kN | 63.5 kN | 63.4 kN | 63.5 kN | 63.4 kN |
| Limiting Speed | 9,500 r/min | 9,300 r/min | 9,200 r/min | 9,300 r/min | 9,200 r/min |
| Reference Speed | 9,000 r/min | 8,800 r/min | 8,700 r/min | 8,800 r/min | 8,700 r/min |
| Price Range | Competitive | Premium | Premium | Competitive | Competitive |
| Warranty | 1 Year | 1 Year | 1 Year | 1 Year | 1 Year |
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Why Amigo NJ209 Bearings Are the Top Choice
We recently switched to the Amigo NJ209 bearings for our conveyor systems, and the performance has been outstanding. These bearings have handled heavy loads effortlessly, and I can't tell the difference compared to the SKF NJ 209 ECM bearings we used previously. The cost savings without sacrificing quality make Amigo bearings a fantastic choice for us.
John Mason
After trying out the Amigo NJ209 bearings in our gearboxes, we've been thoroughly impressed. The bearings have provided smooth operation and reliability, comparable to the FAG NJ 209-E-TVP2 that we were using. Amigo has proven to be a high-quality alternative, and we will definitely continue using their bearings across our machines.
Emily Carter
We replaced all the bearings in our electric motors with Amigo NJ209, and the results have been excellent. The bearings perform just as well as the NSK NJ 209 W, with no noticeable difference in operation. Amigo offers top-notch quality at a much more competitive price, which has greatly benefited our maintenance budget.
Mark Reynolds
The Amigo NJ209 bearings have exceeded our expectations in our heavy-duty pumps. Their durability and performance are on par with the Timken NJ 209 MA bearings we used before, but at a fraction of the cost. We appreciate the value and reliability that Amigo provides, and we'll continue to trust them for our bearing needs.
Sarah Mitchell
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