NN3016 80x125x34 Bearing
Double Row Cylindrical Roller Bearings
The NN3016 Double Row Cylindrical Roller Bearing is designed to provide superior performance in applications that demand high radial load capacity. This bearing features two rows of cylindrical rollers positioned between inner and outer rings, ensuring optimal stability and durability under heavy loads. It is ideal for use in industrial machinery, including machine tools, presses, and heavy-duty electric motors, where precision and rigidity are essential. With high load-carrying capacity and low friction, NN3016 ensures efficient operation, reduced wear, and extended service life, making it a dependable choice for demanding applications.Â
Performance Overview of the NN3016 Bearings
| Category | Specification |
|---|---|
| Brand | AMIGO NN3016 | Interchangeable With: SKF NN3016 |
| Bore Diameter | 80 mm |
| Outside Diameter | 125 mm |
| Width | 34 mm |
| Basic Dynamic Load Rating | 119 kN |
| Basic Static Load Rating | 186 kN |
| Attainable Speed for Grease Lubrication | 7,000 r/min |
| Attainable Speed for Oil-Air Lubrication | 8,000 r/min |
| Bearing Part | Complete Bearing |
| Number of Rows | 2 |
| Bore Type | Cylindrical |
| 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 | Without |
| Product Net Weight | 1.5 kg |
| Dimensions(mm) | 80x125x34 |
| Category | Specification |
|---|---|
| Brand | AMIGO NN3016 | Interchangeable With: SKF NN3016 |
| Bore Diameter | 3.15 in |
| Outside Diameter | 4.921 in |
| Width | 1.339 in |
| Basic Dynamic Load Rating | 26,752 lbf |
| Basic Static Load Rating | 41,814 lbf |
| Attainable Speed for Grease Lubrication | 7,000 r/min |
| Attainable Speed for Oil-Air Lubrication | 8,000 r/min |
| Bearing Part | Complete bearing |
| Number of Rows | 2 |
| Bore Type | Cylindrical |
| 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 | Without |
| Product Net Weight | 3.307 lb |
| Dimensions(in) | 3.15x4.921x1.339 |
Specifications Overview of the NN3016 Bearings
| Specification | Value |
|---|---|
| Bore Diameter | 80 mm |
| Outside Diameter | 125 mm |
| Width | 34 mm |
| Shoulder Diameter Inner Ring (NN Design) | 97 mm |
| Raceway Diameter Outer Ring (NN Design) | 113 mm |
| Chamfer Dimension Outer Ring | min. 1.1 mm |
| Permissible Axial Displacement | max. 2 mm |
| Abutment Diameter Shaft | min. 86.5 mm |
| Abutment Diameter Housing | min. 114 mm |
| Abutment Diameter Housing | max. 118.5 mm |
| Fillet Radius | max. 1 mm |
| Oil Nozzle Position (Not for Variants with TNHA Cage) | 111.3 mm |
| Specification | Value |
|---|---|
| Bore Diameter | 3.15 in |
| Outside Diameter | 4.921 in |
| Width | 1.339 in |
| Shoulder Diameter Inner Ring (NN Design) | 3.819 in |
| Raceway Diameter Outer Ring (NN Design) | 4.449 in |
| Chamfer Dimension Outer Ring | min. 0.043 in |
| Permissible Axial Displacement | max. 0.079 in |
| Abutment Diameter Shaft | min. 3.406 in |
| Abutment Diameter Housing | min. 4.488 in |
| Abutment Diameter Housing | max. 4.665 in |
| Fillet Radius | max. 0.039 in |
| Oil Nozzle Position (Not for Variants with TNHA Cage) | 4.382 in |
Applicable Machines and Industries
NN3016 Double Row Cylindrical Roller Bearings are typically used in various machines and equipment that require high radial load capacity and precision. Here are some types of machines, their function, and interchangeable bearing brands/series:
Machines:
- Machine Tool Spindles
- Function: NN3016 bearings are used in the spindle assemblies of machine tools to handle radial loads and provide rotational precision and rigidity for machining tasks.
- Precision Gearboxes
- Function: In precision gearboxes, these bearings help to support shafts under high radial loads, ensuring the transmission of torque with minimal deflection or vibration.
- Rolling Mills
- Function: NN3016 bearings are used in rolling mills where they support heavy rolling forces and ensure stable operation, even under significant loads and high rotational speeds.
- Pumps and Compressors
- Function: In pumps and compressors, NN3016 bearings support the rotating shafts and handle high radial forces while maintaining alignment and rotational accuracy.
- Electric Motors and Generators
- Function: These bearings are used to support the rotor of motors and generators, providing long-lasting performance and minimizing vibrations while maintaining smooth operation.
- Textile Machinery
- Function: NN3016 bearings help to handle the radial loads in textile machinery, ensuring that spindles and rollers move with high precision during fabric processing.
Interchangeable Bearing Brands/Series:
- SKF NN3016
- FAG NN3016-AS-K-M-SP
- NTN NN3016K
- NSK NN3016MBKR
- Timken NN3016K/P5
- IKO NN3016
These interchangeable bearings provide similar performance and dimensions, making them suitable alternatives for various applications that require NN3016 cylindrical roller bearings.
NN3016 Bearing Cross Reference and Interchange
| Brand | Reference Bearing |
|---|---|
| SKF | NN3016 KTN/SP |
| Amigo | NN3016 |
| FAG | NN3016-AS-K-M-SP |
| KOYO | NN3016 |
| NACHI | NN3016K |
| NSK | NN3016MBKR |
This table provides a detailed overview of the NN3016 cylindrical roller bearing specifications and offers cross-reference with other interchangeable bearing models from various well-known brands.
Choosing the Right Bearing
When choosing a cylindrical roller bearing, it’s important to weigh the advantages of the NN3016 Double Row Cylindrical Roller Bearings from Amigo against other similar models. Below is a comparison chart that highlights key specifications, helping users make an informed decision. We recommend choosing the Amigo NN3016 Double Row Cylindrical Roller Bearings for applications requiring high strength, precision, and reliability.
Why Choose Amigo NN3016 Double Row Cylindrical Roller Bearings?
- Material Strength: Amigo NN3016 bearings use high-strength hardened alloy steel, ensuring durability in heavy-duty applications.
- Higher Load Capacity: With a static load rating of 179 kN, Amigo bearings handle greater loads compared to other brands.
- Machined Brass Cage: The 2-piece brass cage reduces wear, providing extended operational life in high-stress conditions.
- Competitive Pricing: Amigo bearings offer premium quality at a more competitive price point than other brands.
- Precision Engineering: ISO Class 0 precision makes the Amigo NN3016 an ideal choice for applications requiring high accuracy and reliability.
Recommended Applications:
- Heavy Machinery: Ideal for supporting heavy axial loads and radial loads simultaneously.
- Mining and Construction Equipment: Designed to handle high impact and vibration.
- Machine Tool Spindles: Provides high-speed performance with precision in CNC machines and other tooling applications.
- Automotive and Gearboxes: Ensures smooth operation under high-load conditions in various types of vehicles and industrial gearboxes.
By choosing the Amigo NN3016 Double Row Cylindrical Roller Bearings, you benefit from a robust design, higher load capacity, and competitive pricing, all backed by reliable performance comparable to leading global brands like SKF, FAG, and NACHI.
| Feature | Amigo NN3016 | SKF NN3016 KTN/SP | KOYO NN3016 | FAG NN3016-AS-K-M-SP | NACHI NN3016K |
|---|---|---|---|---|---|
| Material | Hardened Alloy Steel | High Alloy Steel | High Carbon Steel | Hardened Alloy Steel | High Alloy Steel |
| Cage Material | Machined Brass | Machined Brass | Steel Cage | Machined Brass | Machined Brass |
| Limiting Speed (Oil) | 5900 RPM | 5800 RPM | 5700 RPM | 5900 RPM | 5800 RPM |
| Precision Class | ISO Class 0 | Class SP | Class SP | Class SP | Class SP |
| Radial Internal Clearance | CN | CN | C1 | C1 | CN |
| Static Load Rating | 179 kN | 177 kN | 175 kN | 179 kN | 178 kN |
| Dynamic Load Rating | 116 kN | 115 kN | 113 kN | 116 kN | 115 kN |
| Enclosure | Open | Open | Open | Open | Open |
| Operating Temperature Range | -40°C to 120°C | -40°C to 120°C | -30°C to 120°C | -40°C to 120°C | -30°C to 120°C |
| Lubrication | Oil & Grease Compatible | Oil & Grease Compatible | Oil & Grease Compatible | Oil & Grease Compatible | Oil & Grease Compatible |
Recommended Products for Optimal Performance
Enhance your bearing operations with these related products:
Why Amigo NN3016 Bearings Are the Top Choice
"I've used the Amigo NN3016 Double Row Cylindrical Roller Bearings in our high-speed machinery, and I have to say, the performance is on par with SKF bearings. The smooth operation and reliability have been impressive, even under heavy loads. They have shown no signs of wear after months of usage, which speaks volumes about their quality. Amigo's bearings are definitely a solid choice for anyone looking for premium performance at a competitive price."
Emily Morton
"Switching to the Amigo NN3016 bearings was a great decision for our manufacturing line. The installation process was straightforward, and once in place, they operated just as smoothly as the SKF bearings we used before. What really stood out was the low operating temperature, even during long shifts at high speeds. These bearings are a fantastic alternative for anyone seeking durable and high-quality bearings."
Ryan Ezekiel
"We replaced our previous set of bearings with the Amigo NN3016 Double Row Cylindrical Roller Bearings, and the difference was immediately noticeable. The bearings provide smooth rotation and excellent load capacity, much like the SKF bearings we were used to. Amigo has done an outstanding job delivering a product that feels just as reliable, even in high-demand applications. Very pleased with this purchase!"
Norma Becky
"The Amigo NN3016 bearings have performed exceptionally well in our industrial applications, rivaling other premium brands like SKF and NTN. We noticed improved machine efficiency and lower vibration levels after switching to these bearings. Their durability is impressive, and they’ve held up excellently under heavy loads. I highly recommend these bearings for anyone seeking an alternative to the more well-known brands without compromising on quality."
Broderick Giles
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