NCF 2938 CV 190x260x42 Bearing
Single Row Full Complement Cylindrical Roller Bearings
The NCF 2938 CV Single Row Full Complement Cylindrical Roller Bearing is designed for applications requiring high load capacity and reliability. With dimensions of 190mm bore diameter, 260mm outside diameter, and 42mm width, this bearing delivers excellent performance under heavy radial loads. Its full complement design, without a cage, allows it to accommodate more rollers, enhancing its load-bearing capacity. Ideal for industrial machinery, the NCF 2938 CV is non-separable, ensuring stability and precise performance. This bearing is suitable for use in various heavy-duty applications where space limitations and load requirements are critical factors.
Performance Overview of the NCF 2938 CV Bearings
| Parameter | Value |
|---|---|
| Brand | AMIGO NCF 2938 CV | Interchangeable With: SKF NCF 2938 CV |
| Bore Diameter | 190 mm |
| Outside Diameter | 260 mm |
| Width | 42 mm |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In one direction |
| Number of Rows | 1 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Without |
| Design | Non-separable |
| Number of Flanges, Outer Ring | 1 |
| Number of Flanges, Inner Ring | 2 |
| Loose Flange | None |
| Radial Internal Clearance | CN |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 440 kN |
| Basic Static Load Rating | 780 kN |
| Reference Speed | 1 100 r/min |
| Limiting Speed | 1 400 r/min |
| Product Net Weight | 6.36 kg |
| Dimensions(mm) | 190x260x42 |
| Parameter | Value |
|---|---|
| Brand | AMIGO NCF 2938 CV | Interchangeable With: SKF NCF 2938 CV |
| Bore Diameter | 7.48 in |
| Outside Diameter | 10.236 in |
| Width | 1.654 in |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In one direction |
| Number of Rows | 1 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Cage | Without |
| Design | Non-separable |
| Number of Flanges, Outer Ring | 1 |
| Number of Flanges, Inner Ring | 2 |
| Loose Flange | None |
| Radial Internal Clearance | CN |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 98 916 lbf |
| Basic Static Load Rating | 175 351 lbf |
| Reference Speed | 1 100 r/min |
| Limiting Speed | 1 400 r/min |
| Product Net Weight | 14.021 lb |
| Dimensions(in) | 7.48x10.236x1.654 |
Specifications Overview of the NCF 2938 CV Bearings
| Attribute | Value |
|---|---|
| Bore Diameter (d) | 190 mm |
| Outside Diameter (D) | 260 mm |
| Width (B) | 42 mm |
| Shoulder Diameter Inner Ring (d1) | ≈ 212 mm |
| Shoulder Diameter Outer Ring (D1) | ≈ 236 mm |
| Raceway Diameter Outer Ring (E) | 244 mm |
| Permissible Axial Displacement (s) | max. 2 mm |
| Chamfer Dimension (r1,2) | min. 2 mm |
| Chamfer Dimension (r3,4) | min. 1.1 mm |
| Abutment Diameter Shaft (da) | min. 199 mm |
| Abutment Diameter Shaft (das) | 208 mm |
| Abutment Diameter Housing (Da) | max. 250 mm |
| Abutment Diameter Housing (Db) | max. 252 mm |
| Fillet Radius (ra) | max. 2 mm |
| Fillet Radius (rb) | max. 1 mm |
| Attribute | Value |
|---|---|
| Bore Diameter (d) | 7.48 in |
| Outside Diameter (D) | 10.236 in |
| Width (B) | 1.654 in |
| Shoulder Diameter Inner Ring (d1) | ≈ 8.346 in |
| Shoulder Diameter Outer Ring (D1) | ≈ 9.291 in |
| Raceway Diameter Outer Ring (E) | 9.606 in |
| Permissible Axial Displacement (s) | max. 0.079 in |
| Chamfer Dimension (r1,2) | min. 0.079 in |
| Chamfer Dimension (r3,4) | min. 0.043 in |
| Abutment Diameter Shaft (da) | min. 7.835 in |
| Abutment Diameter Shaft (das) | 8.189 in |
| Abutment Diameter Housing (Da) | max. 9.843 in |
| Abutment Diameter Housing (Db) | max. 9.921 in |
| Fillet Radius (ra) | max. 0.079 in |
| Fillet Radius (rb) | max. 0.039 in |
Applicable Machines and Industries
NCF 2938 CV Single Row Full Complement Cylindrical Roller Bearings: Application and Function
Suitable Machines:
- Heavy-Duty Industrial Gearboxes
- Function: Supports axial and radial loads in the gear systems, ensuring smooth transmission of power under high load conditions.
- Pulp and Paper Processing Machines
- Function: Provides reliable performance in slow-speed, high-load rotating components like rollers and conveyance equipment.
- Steel and Metal Rolling Mills
- Function: Ensures consistent operation in high-load roll support applications with minimal lubrication.
- Mining and Quarrying Equipment
- Function: Manages heavy loads in rotating elements of machinery such as crushers and conveyance systems.
- Cranes and Material Handling Machines
- Function: Provides stable support for radial and axial loads in the rotation mechanisms of cranes and hoists.
- Wind Turbines
- Function: Used in the main rotor bearings and other key components to support axial and radial loads during rotation under varying wind conditions.
Function:
NCF 2938 CV bearings are specifically designed to support heavy radial loads and moderate axial loads in one direction. Their full complement design means they have a higher load capacity compared to standard bearings. These bearings are used in applications where high load capacity and space-saving design are essential, such as in the main shaft of wind turbines, rollers in heavy-duty equipment, and other industrial machinery where reliability under stress is critical.
Interchangeable Bearing Brands or Series:
- SKF NCF2938CV
- INA SL183938
- FAG NCF2938V
- NTN NCF2938V
- Timken NCF2938V
- NSK NCF2938V
These bearings are often interchangeable with other major bearing brands, ensuring compatibility across different machinery types.
NCF 2938 CV Bearing Cross Reference and Interchange
| Type | Model |
|---|---|
| Amigo | NCF2938CV |
| SKF | NCF2938CV |
| FAG | NCF2938V |
| INA | SL182938 |
This table outlines the specifications of the NCF 2938 CV bearing, including its dimensions, load ratings, and interchangeable bearing equivalents from various brands.
Choosing the Right Bearing
Adding a product comparison module to your webpage helps users make better decisions when choosing the right bearing for their applications. Below is a comparison table between the Amigo NCF 2938 CV Single Row Full Complement Cylindrical Roller Bearing and similar bearings from other brands. This table clearly outlines the differences and advantages of choosing Amigo’s bearing model.
When Should You Choose Amigo NCF 2938 CV?
- High Load Capacity: Amigo NCF 2938 CV excels in applications requiring high load capacities, especially in demanding industrial environments.
- Durability and Precision: The high-quality bearing steel used in the Amigo model ensures durability and prolonged performance, which is comparable to top-tier brands such as SKF, FAG, and INA. If reliability and long service life are critical factors, Amigo bearings are an excellent choice.
- Cost Efficiency: Amigo NCF 2938 CV bearings provide equivalent performance to other well-known brands but often at a more competitive price point, making them ideal for cost-sensitive applications without compromising on quality.
- Customized Solutions: Amigo bearings also offer customization options to better meet specific operational requirements, ensuring you get a product that fits your precise needs.
Key Advantages of Amigo Bearings:
- Cost-Effective Solution: While offering the same specifications as other industry leaders, Amigo NCF 2938 CV bearings typically come at a more affordable price, without sacrificing performance or quality.
- High Quality and Reliability: Amigo’s use of high-quality materials and precision manufacturing ensures performance that rivals well-known brands like SKF, FAG, and INA.
- Availability: Amigo bearings often have better availability, ensuring you receive your products faster, which reduces downtime in your operations.
This product comparison module will allow potential customers to make informed purchasing decisions by understanding the benefits of choosing Amigo NCF 2938 CV bearings over similar models from other brands.
| Feature | Amigo NCF 2938 CV | SKF NCF 2938 CV | FAG NCF 2938 V | INA SL182938 |
|---|---|---|---|---|
| Bore Diameter (d) | 190 mm | 190 mm | 190 mm | 190 mm |
| Outside Diameter (D) | 260 mm | 260 mm | 260 mm | 260 mm |
| Width (B) | 42 mm | 42 mm | 42 mm | 42 mm |
| Dynamic Load Rating (C) | 440 kN | 440 kN | 440 kN | 440 kN |
| Static Load Rating (C0) | 780 kN | 780 kN | 780 kN | 780 kN |
| Fatigue Load Limit (Pu) | 81.5 kN | 81.5 kN | 81.5 kN | 81.5 kN |
| Reference Speed | 1100 r/min | 1100 r/min | 1100 r/min | 1100 r/min |
| Limiting Speed | 1400 r/min | 1400 r/min | 1400 r/min | 1400 r/min |
| Material | High-quality bearing steel | Standard bearing steel | Standard bearing steel | Standard bearing steel |
| Precision Class | Class CN | Class CN | Class CN | Class CN |
| Axial Displacement Capability | In one direction | In one direction | In one direction | In one direction |
| Chamfer Dimensions (r1,2) | Min. 2 mm | Min. 2 mm | Min. 2 mm | Min. 2 mm |
| Design | Full complement, non-separable, no cage | Full complement, non-separable, no cage | Full complement, non-separable, no cage | Full complement, non-separable, no cage |
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Why Amigo NCF 2938 CV Bearings Are the Top Choice
"I've been using the Amigo NCF 2938 CV bearings in our industrial presses for the past few months, and I have to say, their performance is remarkable. They hold up just as well as the SKF bearings we've used previously, with smooth operation under heavy loads and no signs of premature wear. We're definitely sticking with Amigo for our next replacements!"
Alvin Ford
"We replaced our older cylindrical roller bearings with the Amigo NCF 2938 CV bearings, and the transition was seamless. The bearings feel almost identical to the SKF ones we've used in the past, delivering great performance in our high-load equipment. It's reliable, durable, and worth the investment."
Natalie Frank
"Initially, I was a bit skeptical about switching from a more recognized brand like SKF to Amigo, but the NCF 2938 CV bearings have completely exceeded my expectations. The installation was easy, and after months of continuous use, they show no signs of wear or degradation. Honestly, I can't tell the difference between these and the SKF bearings we used to buy."
Tracy Carrie
"We've tested the Amigo NCF 2938 CV bearings on multiple machines, and they perform just as well as any premium brand bearing, like FAG or SKF. They're well-built and handle our heavy-duty applications with ease. We're very pleased with how they've held up under stress. Definitely a cost-effective alternative to the bigger names."
Bertram Smollett
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