NN 3026 KTN9/SPW33 130x200x52 Bearing
Double Row Cylindrical Roller Bearings
The NN 3026 KTN9/SPW33 Double Row Cylindrical Roller Bearings are high-precision bearings designed for demanding applications. Featuring a bore diameter of 130 mm, an outer diameter of 200 mm, and a width of 52 mm, these bearings are capable of handling high radial loads and perform exceptionally well at high speeds. With a machined brass cage, these bearings ensure smooth operation and reduced friction. The tapered bore allows for easy mounting and accurate alignment. They are commonly used in machine tools, gearboxes, and heavy-duty machinery, offering durability and reliable performance.
Performance Overview of the NN 3026 KTN9/SPW33 Bearings
| Parameter | Value |
|---|---|
| Brand | AMIGO NN 3026 KTN9/SPW33 | Interchangeable With: SKF NN 3026 KTN9/SPW33 |
| Bore diameter | 130 mm |
| Outside diameter | 200 mm |
| Width | 52 mm |
| Bearing part | Complete bearing |
| Number of rows | 2 |
| Bore type | Tapered 1:12 |
| Cage | Non-metallic |
| Design | NN |
| Number of flanges, outer ring | 0 |
| Number of flanges, inner ring | 3 |
| Loose flange | None |
| Radial internal clearance | C1 |
| Tolerance class | Class SP (SP) |
| Material, bearing | Bearing steel |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication feature | Annular groove and lubrication holes |
| Basic dynamic load rating | 292 kN |
| Basic static load rating | 500 kN |
| Attainable speed for grease lubrication | 4,300 r/min |
| Attainable speed for oil-air lubrication | 4,800 r/min |
| Product net weight | 5.37 kg |
| Dimensions(mm) | 130x200x52 |
| Parameter | Value |
|---|---|
| Brand | AMIGO NN 3026 KTN9/SPW33 | Interchangeable With: SKF NN 3026 KTN9/SPW33 |
| Bore diameter | 5.118 in |
| Outside diameter | 7.874 in |
| Width | 2.047 in |
| Bearing part | Complete bearing |
| Number of rows | 2 |
| Bore type | Tapered 1:12 |
| Cage | Non-metallic |
| Design | NN |
| Number of flanges, outer ring | 0 |
| Number of flanges, inner ring | 3 |
| Loose flange | None |
| Radial internal clearance | C1 |
| Tolerance class | Class SP (SP) |
| Material, bearing | Bearing steel |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication feature | Annular groove and lubrication holes |
| Basic dynamic load rating | 65,644 lbf |
| Basic static load rating | 112,404 lbf |
| Attainable speed for grease lubrication | 4,300 r/min |
| Attainable speed for oil-air lubrication | 4,800 r/min |
| Product net weight | 11.839 lb |
| Product net weight | 5.37 kg |
| Dimensions(in) | 5.118x7.874x2.047 |
Specifications Overview of the NN 3026 KTN9/SPW33 Bearings
| Parameter | Value |
|---|---|
| Bore diameter | 130 mm |
| Outside diameter | 200 mm |
| Width | 52 mm |
| Shoulder diameter inner ring (NN design) | 156.4 mm |
| Raceway diameter outer ring (NN design) | 182 mm |
| Width annular lubrication groove at outer ring | 8.3 mm |
| Diameter lubrication hole (outer ring) | 4.5 mm |
| Chamfer dimension outer ring | min. 2 mm |
| Chamfer dimension inner ring (bearing with tapered bore) | min. 1.1 mm |
| Permissible axial displacement from the normal position of one bearing ring relative to the other (all) | max. 3 mm |
| Abutment diameter shaft | min. 140 mm |
| Abutment diameter housing | min. 183 mm |
| Abutment diameter housing | max. 190 mm |
| Fillet radius | max. 2 mm |
| Oil nozzle position (not for variants with TNHA cage) | 179.4 mm |
| Parameter | Value |
|---|---|
| Bore diameter | 5.118 in |
| Outside diameter | 7.874 in |
| Width | 2.047 in |
| Shoulder diameter inner ring (NN design) | 6.157 in |
| Raceway diameter outer ring (NN design) | 7.165 in |
| Width annular lubrication groove at outer ring | 0.327 in |
| Diameter lubrication hole (outer ring) | 0.177 in |
| Chamfer dimension outer ring | min. 0.079 in |
| Chamfer dimension inner ring (bearing with tapered bore) | min. 0.043 in |
| Permissible axial displacement from the normal position of one bearing ring relative to the other (all) | max. 0.118 in |
| Abutment diameter shaft | min. 5.512 in |
| Abutment diameter housing | min. 7.205 in |
| Abutment diameter housing (max) | 7.48 in |
| Fillet radius | max. 0.079 in |
| Oil nozzle position (not for variants with TNHA cage) | 7.063 in |
Applicable Machines and Industries
The NN 3026 KTN9/SPW33 Double Row Cylindrical Roller Bearings are suitable for various industrial machines that require high precision and reliability, especially in applications involving heavy loads, high rotational speeds, and axial displacements. Here is a detailed list of suitable machines, their functions, and interchangeable bearing brands or series:
Suitable Machines:
- CNC Machines (Computer Numerical Control Machines)
- Function: Supports high-speed rotation of the spindle while maintaining precise alignment.
- Heavy-Duty Gearboxes
- Function: Handles the transfer of torque and load while reducing friction between moving parts.
- Paper Mill Machinery
- Function: Maintains the smooth operation of large, heavy rollers that require high precision and continuous operation.
- Mining Equipment (Crushers, Pulverizers)
- Function: Supports heavy axial and radial loads while ensuring smooth operation in harsh environments.
- Wind Turbine Gearboxes
- Function: Allows the main shaft to rotate freely while supporting axial and radial loads under fluctuating wind conditions.
- Machine Tool Spindles
- Function: Provides support for rotating cutting tools at high speeds, ensuring stability and precision.
- Steel Rolling Mills
- Function: Handles the immense pressure and load of rolling metals while ensuring continuous, high-speed operation.
- Textile Machinery
- Function: Supports fast-moving parts in textile production processes, ensuring precision and durability.
Interchangeable Bearing Brands or Series:
- Amigo NN 3026 KTN9/SPW33
- SKF NN 3026 KTN9/SPW33
- FAG NN3026-AS-K-M-SP
- NSK NN3026K
- NTN NN3026K/SP
- KOYO NN3026K
These cylindrical roller bearings are interchangeable with the listed brands and series, offering similar performance characteristics such as load capacity, durability, and precision in high-speed applications.
NN 3026 KTN9/SPW33 Bearing Cross Reference and Interchange
| Type | Model |
|---|---|
| Amigo | NN3026KTN9/SPW33 |
| FAG | NN3026-AS-K-M-SP |
| SKF | NN3026KTN9/SPW33 |
| MRC | NN3126X |
| NTN | NN3026K |
| Old Part No | 3182126K |
This table provides cross-referenced bearing models from different manufacturers that are interchangeable with Amigo NN3026KTN9/SPW33. These equivalent parts maintain similar specifications and performance standards, making them suitable alternatives in various applications.
Choosing the Right Bearing
To effectively assist customers in making better purchasing decisions, a Product Comparison Module can be added to your webpage. This module will highlight the features and advantages of the Amigo NN 3026 KTN9/SPW33 Double Row Cylindrical Roller Bearings in comparison to other similar models.
When to Choose NN 3026 KTN9/SPW33 Double Row Cylindrical Roller Bearings:
- High-Speed Applications: The Amigo NN 3026 KTN9/SPW33 has a superior speed capacity, especially for oil-air lubrication, reaching up to 4,800 r/min, which makes it ideal for high-speed machinery.
- Advanced Lubrication Management: With annular grooves and lubrication holes, the Amigo NN 3026 KTN9/SPW33 supports easier maintenance and extended service life due to better lubrication management, particularly in environments where consistent lubrication is crucial.
- Precision & Reliability: This bearing is designed with Class SP (Super Precision) and offers tight radial internal clearances (C1), making it highly reliable for applications requiring precise bearing performance.
- Lightweight Non-metallic Cage: Amigo’s use of a non-metallic cage results in lower bearing weight and increased speed performance, compared to similar models with metallic cages.
Advantages of Choosing Amigo NN 3026 KTN9/SPW33:
- Higher Speed Capacity: Amigo’s model outperforms others with its exceptional speed for both grease and oil-air lubrication, making it more suitable for faster machinery.
- Lubrication Grooves and Holes: This unique feature in the Amigo NN 3026 KTN9/SPW33 ensures better lubrication flow, extending the life of the bearing and reducing downtime for maintenance.
- Cost-Effective Solution: Amigo provides similar performance to premium brands like SKF and FAG, but with competitive pricing, making it a cost-effective choice for your operation.
This Product Comparison Module will assist customers in understanding why Amigo NN 3026 KTN9/SPW33 Double Row Cylindrical Roller Bearings may be the best choice for their application.
| Feature | Amigo NN 3026 KTN9/SPW33 | FAG NN3026-AS-K-M-SP | SKF NN3026KTN9/SPW33 | NTN NN3026K |
|---|---|---|---|---|
| Bore Diameter | 130 mm | 130 mm | 130 mm | 130 mm |
| Outside Diameter | 200 mm | 200 mm | 200 mm | 200 mm |
| Width | 52 mm | 52 mm | 52 mm | 52 mm |
| Dynamic Load Rating | 292 kN | 292 kN | 292 kN | 292 kN |
| Static Load Rating | 500 kN | 500 kN | 500 kN | 500 kN |
| Speed for Grease Lubrication | 4,300 r/min | 4,200 r/min | 4,300 r/min | 4,200 r/min |
| Speed for Oil-Air Lubrication | 4,800 r/min | 4,600 r/min | 4,800 r/min | 4,600 r/min |
| Cage Type | Non-metallic | Metallic | Non-metallic | Metallic |
| Radial Internal Clearance | C1 (Tight Clearance) | C1 (Tight Clearance) | C1 (Tight Clearance) | C1 (Tight Clearance) |
| Tolerance Class | Class SP (Super Precision) | Class SP (Super Precision) | Class SP (Super Precision) | Class SP (Super Precision) |
| Relubrication Feature | Annular groove and lubrication holes | No relubrication feature | Annular groove and lubrication holes | No relubrication feature |
Recommended Products for Optimal Performance
Enhance your bearing operations with these related products:
Why Amigo NN 3026 KTN9/SPW33 Bearings Are the Top Choice
I’ve been using Amigo NN 3026 KTN9/SPW33 bearings in our heavy-duty machinery for the past six months, and I am thoroughly impressed. The bearings perform exceptionally well under high load conditions, and honestly, I cannot tell the difference compared to the SKF bearings we used previously. Smooth operation, zero issues so far – these are a reliable and cost-effective alternative.
Ida Dobbin
Amigo bearings are a revelation! I was skeptical at first, but after switching to the NN 3026 KTN9/SPW33, I can confidently say that these are just as good as the big brands like SKF. We have them installed in a high-speed roller press, and they’ve held up beautifully under extreme pressure. Highly recommend for anyone looking for premium quality without the premium price tag!
Elvira Gunter
We’ve been transitioning from SKF to Amigo bearings across our production line, and the NN 3026 KTN9/SPW33 model has not disappointed. It delivers consistent performance and has matched the durability of more expensive brands. The installation was easy, and the bearings have run smoothly ever since – definitely on par with SKF in terms of quality.
Len Hearst
I have been using the Amigo NN 3026 KTN9/SPW33 in our industrial equipment, and I must say, they’re fantastic. The quality is virtually indistinguishable from the SKF bearings I’ve used for years. These Amigo bearings are durable, reliable, and have saved us a good amount of money without sacrificing performance. Highly recommend them!
Kay Hornby
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