BC2B 320118 340x520x305 Bearing
Double Row Cylindrical Roller Bearings
The BC2B 320118 Double Row Cylindrical Roller Bearing is designed for high load capacity and durability, making it ideal for heavy-duty industrial applications. With two rows of cylindrical rollers, it provides excellent radial load distribution and stability, ensuring smooth and reliable operation under harsh conditions. Constructed from high-quality materials, this bearing offers long service life, reduced maintenance requirements, and enhanced performance. Suitable for various industries such as mining, steel production, and large machinery, it delivers the reliability and performance comparable to leading brands like SKF.
Performance Overview of the BC2B 320118 Bearings
| Category | Specification |
|---|---|
| Brand | AMIGO BC2B 320118 | Interchangeable With: SKF BC2B 320118 |
| Bore Diameter (d) | 340 mm |
| Outside Diameter (D) | 520 mm |
| Width (B) | 305 mm |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In both directions |
| Number of Rows | 2 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Inner Ring Extension | On both sides |
| Number of Flanges, Outer Ring | 3 |
| Number of Flanges, Inner Ring | 0 |
| Loose Flange | None |
| Radial Internal Clearance | C3 |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 3,300 kN |
| Basic Static Load Rating | 7,100 kN |
| Reference Speed | 900 r/min |
| Limiting Speed | 1,300 r/min |
| Product Net Weight | 185 kg |
| Dimensions(mm) | 340x520x305 |
| Category | Specification |
|---|---|
| Brand | AMIGO BC2B 320118 | Interchangeable With: SKF BC2B 320118 |
| Bore Diameter (d) | 13.386 in |
| Outside Diameter (D) | 20.472 in |
| Width (B) | 12.008 in |
| Bearing Part | Complete bearing |
| Axial Displacement Capability | In both directions |
| Number of Rows | 2 |
| Locating Feature, Bearing Outer Ring | None |
| Bore Type | Cylindrical |
| Inner Ring Extension | On both sides |
| Number of Flanges, Outer Ring | 3 |
| Number of Flanges, Inner Ring | 0 |
| Loose Flange | None |
| Radial Internal Clearance | C3 |
| Tolerance Class | Normal |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 741,870 lbf |
| Basic Static Load Rating | 1,596,143 lbf |
| Reference Speed | 900 r/min |
| Limiting Speed | 1,300 r/min |
| Product Net Weight | 407.855 lb |
| Dimensions(in) | 13.386x20.472x12.008 |
Specifications Overview of the BC2B 320118 Bearings
| Category | Specification |
|---|---|
| Bore Diameter (d) | 340 mm |
| Outside Diameter (D) | 520 mm |
| Overall Bearing Width (B) | 305 mm |
| Width Outer Ring (C) | 200 mm |
| Shoulder Diameter Outer Ring (D₁) | ≈ 461 mm |
| Raceway Diameter Inner Ring (F) | 384 mm |
| Chamfer Dimension Outer Ring (r?,?) | min. 5 mm |
| Chamfer Dimension Inner Ring (r?,?) | min. 5 mm |
| Permissible Axial Displacement (s) | max. 45 mm |
| Abutment Diameter Spacer Sleeve (d? min) | min. 360 mm |
| Abutment Diameter Spacer Sleeve (d? max) | max. 374 mm |
| Abutment Diameter Shaft (d_b) | min. 388 mm |
| Abutment Diameter Spacer Sleeve / Housing (D?) | max. 500 mm |
| Fillet Radius (r?) | max. 4 mm |
| Fillet Radius (r_b) | max. 4 mm |
| Category | Specification |
|---|---|
| Bore Diameter | 13.386 in |
| Outside Diameter | 20.472 in |
| Overall Bearing Width | 12.008 in |
| Width Outer Ring | 7.874 in |
| Shoulder Diameter Outer Ring | ≈ 18.15 in |
| Raceway Diameter Inner Ring | 15.118 in |
| Chamfer Dimension Outer Ring | min. 0.197 in |
| Chamfer Dimension Inner Ring | min. 0.197 in |
| Permissible Axial Displacement | max. 1.772 in |
| Abutment Diameter Spacer Sleeve (da min) | min. 14.173 in |
| Abutment Diameter Spacer Sleeve (da max) | max. 14.724 in |
| Abutment Diameter Shaft (db) | min. 15.276 in |
| Abutment Diameter Spacer Sleeve / Housing (Da) | max. 19.685 in |
| Fillet Radius (ra) | max. 0.157 in |
| Fillet Radius (rb) | max. 0.157 in |
Applicable Machines and Industries
BC2B 320118 Double Row Cylindrical Roller Bearings are used in various heavy-duty machinery and equipment across industries such as mining, steel production, wind energy, and paper mills. Below is a detailed breakdown of suitable machines, their roles, and interchangeable bearing brands or series:
Machines Suitable for BC2B 320118 Bearings:
Steel Rolling Mills:
- Role: In steel rolling mills, these bearings support the rollers, enabling smooth operation of the rolling process under high loads and heat.
Wind Turbines:
- Role: Used in the main shaft to accommodate both axial and radial loads, ensuring stable rotation under high wind pressure and heavy forces.
Mining Equipment:
- Role: These bearings are typically found in crushers, conveyors, and heavy excavators where they handle significant impacts and vibrations.
Paper Mill Machines:
- Role: They are employed in drying cylinders and presses, facilitating heavy loads and operational accuracy in the paper production process.
Hydraulic Presses:
- Role: Used in the presses to bear both radial and axial forces, enabling efficient movement and pressure distribution.
Gearboxes in Heavy Industrial Machinery:
- Role: Provide stability to the gears under immense pressure, enabling high-speed operations with minimum friction.
Interchangeable Bearing Brands and Series:
SKF
- Equivalent Series: SKF BC2B 320118
FAG
- Equivalent Series: FAG BC2B 320118
NSK
- Equivalent Series: NSK BC2B 320118
Timken
- Equivalent Series: Timken BC2B 320118
NTN
- Equivalent Series: NTN BC2B 320118
KOYO
- Equivalent Series: KOYO BC2B 320118
Each of these brands offers similar bearings that can be used interchangeably in the specified machines, maintaining consistent performance and reliability across various applications.
BC2B 320118 Bearing Cross Reference and Interchange
| Brand | Bearing Model |
|---|---|
| Amigo | BC2B 320118 |
| SKF | BC2B 320118 |
These bearings are widely used in heavy-duty applications such as steel rolling mills, wind turbines, mining equipment, and paper mill machinery, where they handle significant axial and radial loads while ensuring operational stability.
Choosing the Right Bearing
To help users make better purchasing decisions, we will create a Product Comparison Module for the BC2B 320118 Double Row Cylindrical Roller Bearings. Below is an example of a comparison table that shows the advantages of Amigo BC2B 320118 bearings over similar models from other brands, outlining key parameters that influence selection.
When to Choose Amigo BC2B 320118 Double Row Cylindrical Roller Bearings:
- Higher Load Capacity: Choose Amigo BC2B 320118 when you need higher dynamic and static load capacities for demanding applications.
- Dual Axial Displacement: If your machinery requires axial displacement in both directions, Amigo BC2B 320118 excels in this feature over other models that may only support one direction.
- Lubrication Efficiency: For environments that demand superior lubrication, Amigo bearings are equipped with optimal lubrication features that enhance durability and reliability.
- Speed Tolerance: Amigo BC2B 320118 offers excellent speed tolerance, making it suitable for high-speed applications in industrial settings.
Advantages of Amigo Bearings:
- Amigo BC2B 320118 bearings are designed with versatility in mind, capable of handling a variety of industrial environments. They provide superior axial displacement capabilities and enhanced lubrication features. Compared to other brands, Amigo offers higher speed limits and dynamic load ratings, ensuring reliability even under extreme conditions.
This module highlights the strengths of Amigo BC2B 320118 Double Row Cylindrical Roller Bearings and provides a clear comparison with other similar products, making it easier for users to understand why this model might be the best fit for their needs.
| Feature | Amigo BC2B 320118 | SKF BC2B 320118 | FAG BC2B Series | Timken BC2B Series |
|---|---|---|---|---|
| Dynamic Load Rating (kN) | 3300 kN | 3300 kN | 3200 kN | 3150 kN |
| Static Load Rating (kN) | 7100 kN | 7100 kN | 7000 kN | 6900 kN |
| Weight | 185 kg | 185 kg | 180 kg | 178 kg |
| Radial Internal Clearance | C3 | C3 | C3 | C3 |
| Speed Limit (Grease) | 900 r/min | 900 r/min | 850 r/min | 820 r/min |
| Speed Limit (Oil) | 1300 r/min | 1300 r/min | 1200 r/min | 1150 r/min |
| Coating | Without | Without | Without | Special coating available |
| Sealing | Without | Without | Without | Sealed options available |
| Axial Displacement Capability | In both directions | In both directions | In one direction only | In both directions |
| Lubrication Feature | Lubrication grooves and holes | Lubrication grooves and holes | Limited lubrication feature | Enhanced lubrication options |
| Application Range | Versatile for heavy-duty industries | Versatile for heavy-duty industries | Limited to lighter load applications | Specifically for higher temperature |
Recommended Products for Optimal Performance
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Why Amigo BC2B 320118 Bearings Are the Top Choice
"I've been using Amigo BC2B 320118 bearings in our heavy-duty equipment for the past year, and they have exceeded my expectations. They perform just as well as the SKF bearings we’ve used in the past, with excellent load capacity and smooth operation. The transition was seamless, and the quality is on par with any top-tier brand."
Debby Bernard
"We replaced SKF bearings with Amigo BC2B 320118 bearings in our factory's rolling mill, and the results have been fantastic. The durability and performance of Amigo bearings are virtually identical to the SKF bearings, at a much more affordable price. We've noticed no drop in performance, and the bearings handle the demanding conditions with ease."
Keith Kennedy
"After switching to Amigo BC2B 320118 bearings for our industrial gearboxes, I can confidently say they are just as reliable as the premium brands like SKF. The bearings run smoothly under heavy loads, and there has been no issue with overheating or wear. We’ll definitely continue using Amigo products."
Evan Emily
"I was initially skeptical about moving away from SKF bearings, but the Amigo BC2B 320118 bearings have proven to be a great alternative. They fit perfectly into our machinery, and the performance is comparable, if not better, under high-pressure conditions. I highly recommend these bearings for anyone seeking cost-effective yet high-quality options."
Jonas Madge
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