7310 50x110x27 Bearing
Single Row Angular Contact Ball Bearings
The 7310 Single Row Angular Contact Ball Bearing is a versatile and high-performance component designed to meet the demands of various industrial applications. These bearings are engineered with precision to handle both radial and axial loads, making them an essential component in machinery where efficiency and reliability are paramount. The 7310 bearing is particularly well-suited for applications requiring high-speed operation and where axial loads need to be supported in one direction.
Performance Overview of the 7310 Bearings
| Category | Specification |
|---|---|
| Brand | AMIGO 7310 | Interchangeable With: SKF 7310 |
| Bore Diameter | 50 mm |
| Outside Diameter | 110 mm |
| Width | 27 mm |
| Contact Type | Normal contact (two-point contact) |
| Number of Rows | 1 |
| Locating Feature, Bearing Outer Ring | None |
| Ring Type | One-piece inner and outer rings |
| Cage | Non-metallic |
| Matched Arrangement | No |
| Universal Matching Bearing | Yes |
| Axial Internal Clearance | Not applicable |
| Matched Condition (axial clearance/preload) | Medium preload |
| Tolerance Class | Class P6 (P6) |
| Material, Bearing | Bearing steel |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 75 kN |
| Basic Static Load Rating | 51 kN |
| Reference Speed | 7,500 r/min |
| Limiting Speed | 8,000 r/min |
| Product Net Weight | 1.04 kg |
| Dimensions(mm) | 50x110x27 |
| Category | Specification |
|---|---|
| Brand | AMIGO 7310 | Interchangeable With: SKF 7310 |
| Bore Diameter | 1.969 in |
| Outside Diameter | 4.331 in |
| Width | 1.063 in |
| Contact Type | Normal contact (two-point contact) |
| Number of Rows | 1 |
| Locating Feature, Bearing Outer Ring | None |
| Ring Type | One-piece inner and outer rings |
| Cage | Non-metallic |
| Matched Arrangement | No |
| Universal Matching Bearing | Yes |
| Axial Internal Clearance | Not applicable |
| Matched Condition (axial clearance/preload) | Medium preload |
| Tolerance Class | Class P6 (P6) |
| Material, Bearing | Bearing steel |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication Feature | Without |
| Basic Dynamic Load Rating | 16,861 lbf |
| Basic Static Load Rating | 11,465 lbf |
| Reference Speed | 7,500 r/min |
| Limiting Speed | 8,000 r/min |
| Product Net Weight | 2.286 lb |
| Dimensions(mm) | 50x110x27 |
Specifications Overview of the 7310 Bearings
| Specification | Value |
|---|---|
| Bore Diameter (d) | 50 mm |
| Outside Diameter (D) | 110 mm |
| Width (B) | 27 mm |
| Distance Side Face to Pressure Point (a) | 47 mm |
| Chamfer Dimension (r?,?) | min. 2 mm |
| Chamfer Dimension (r?,?) | min. 1 mm |
| Diameter of Shaft Abutment (d?) | min. 61 mm |
| Abutment Diameter Housing (D?) | max. 99 mm |
| Diameter of Housing Abutment (D_b) | max. 104 mm |
| Radius of Fillet (r?) | max. 2 mm |
| Radius of Fillet (r_b) | max. 1 mm |
| Specification | Value |
|---|---|
| Bore Diameter (d) | 1.969 in |
| Outside Diameter (D) | 4.331 in |
| Width (B) | 1.063 in |
| Distance Side Face to Pressure Point (a) | 1.85 in |
| Chamfer Dimension (r?,?) | min. 0.079 in |
| Chamfer Dimension (r?,?) | min. 0.039 in |
| Diameter of Shaft Abutment (d?) | min. 2.402 in |
| Abutment Diameter Housing (D?) | max. 3.898 in |
| Diameter of Housing Abutment (D_b) | max. 4.094 in |
| Radius of Fillet (r?) | max. 0.079 in |
| Radius of Fillet (r_b) | max. 0.039 in |
Applicable Machines and Industries
The 7310 Single Row Angular Contact Ball Bearing is commonly used in various types of machinery where high-speed operation and a capability to handle both radial and axial loads are required. Here’s a breakdown of the typical machines that utilize this bearing, its role within those machines, and common brands associated with these machines:
1. Machine Tools (Lathes, Milling Machines, Grinders)
Role: In machine tools, the 7310 bearing is often used in the spindle assembly. It provides the necessary support for both radial and axial loads, ensuring the spindle operates smoothly at high speeds. The precision of the bearing also helps maintain the accuracy of the machining process.
Common Brands:Mazak、DMG Mori、Haas Automation、Okuma
2. Pumps (Centrifugal Pumps, Axial Flow Pumps)
Role: In pumps, the 7310 bearing is used to support the rotating shaft, maintaining the alignment and reducing friction. It helps in handling the axial load generated by the pressure in the pump as well as the radial load from the rotating shaft.
Common Brands:Grundfos、KSB、Sulzer、Ebara
3. Compressors (Rotary Compressors, Screw Compressors)
Role: The bearing is crucial in compressors where it supports the compressor shaft and manages the high-speed rotation and the combination of radial and axial loads. The reliability of the bearing ensures the compressor operates efficiently with minimal downtime.
Common Brands:Atlas Copco、Ingersoll Rand、Gardner Denver、Kaeser
4. Electric Motors (High-Speed Motors, Servo Motors)
Role: In electric motors, the 7310 bearing supports the motor shaft, allowing it to spin with minimal friction while carrying the radial and axial loads. This ensures efficient motor operation, particularly at high speeds.
Common Brands:Siemens、ABB、Baldor、Toshiba
5. Gearboxes (Industrial Gearboxes, Automotive Gearboxes)
Role: The 7310 bearing is used in gearboxes to support the gears and shafts, handling both the radial load from the rotation of gears and the axial load from gear thrust. Its precise performance helps maintain the longevity and smooth operation of the gearbox.
Common Brands:SEW Eurodrive、Bonfiglioli、Nord、ZF、Friedrichshafen
7310 Bearing Cross Reference and Interchange
| Bearing Model | Brand | Equivalent Model |
|---|---|---|
| 7310 | Amigo | SKF 7310 BECBP |
| 7310 | Amigo | FAG 7210-B-TVP |
| 7310 | Amigo | NSK 7310 |
| 7310 | SKF | SKF 7310 BECBP |
| 7310 | FAG | FAG 7210-B-TVP |
| 7310 | NSK | NSK 7310 |
The table above outlines common equivalent bearings from different brands to help users select the appropriate bearing if the Amigo 7310 is not available or if they are looking for an alternative.
Choosing the Right Bearing
Selecting the right bearing for your application is crucial to ensuring the longevity, efficiency, and reliability of your machinery. The 7310 Single Row Angular Contact Ball Bearing is a versatile and popular choice across various industries.
When to Choose 7310 Bearings:
High-Speed Applications:
- The Amigo 7310 is ideal for high-speed operations due to its excellent grease and oil speed ratings. If your machinery demands rapid rotation, the Amigo 7310 offers a reliable solution.
Combined Load Handling:
- The 7310 bearings are designed to manage both radial and axial loads effectively. If your application involves significant axial loads in addition to radial loads, this bearing provides the necessary durability and performance.
Cost-Conscious Projects:
- Compared to premium brands like SKF and FAG, the Amigo 7310 offers superior cost efficiency without compromising on performance. This makes it a smart choice for projects where budget is a concern but performance cannot be sacrificed.
Availability and Lead Time:
- If you require quick replacements or have tight project timelines, the Amigo 7310 bearing is readily available, ensuring minimal downtime and continuity in your operations.
| Feature | Amigo 7310 | SKF 7310 BECBP | FAG 7210-B-TVP | NSK 7310 |
|---|---|---|---|---|
| Bore Diameter (d) | 50 mm | 50 mm | 50 mm | 50 mm |
| Outside Diameter (D) | 110 mm | 110 mm | 110 mm | 110 mm |
| Width (B) | 27 mm | 27 mm | 27 mm | 27 mm |
| Dynamic Load Rating | 75 kN | 75 kN | 74 kN | 74 kN |
| Static Load Rating | 51 kN | 51 kN | 50 kN | 50 kN |
| Speed Rating (Grease) | 8000 r/min | 8000 r/min | 7500 r/min | 7500 r/min |
| Speed Rating (Oil) | 10000 r/min | 10000 r/min | 9500 r/min | 9500 r/min |
| Cost Efficiency | High | Medium | Medium | High |
| Availability | High | Medium | Low | Medium |
| Material | Bearing Steel | Bearing Steel | Bearing Steel | Bearing Steel |
| Cage Type | Non-metallic | Non-metallic | Non-metallic | Non-metallic |
Recommended Products for Optimal Performance
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Why Amigo 7310 Bearings Are the Top Choice
"I've been using the Amigo 7310 bearings for a few months now, and I must say, they perform just as well as the SKF bearings I've used in the past. The quality and durability are top-notch. They handle high-speed operations with ease, and the smoothness of rotation is impressive. These bearings are a reliable choice for any industrial application, and I wouldn't hesitate to recommend them."
John M
"After switching from SKF to Amigo 7310 bearings, I noticed no difference in performance. The bearings fit perfectly and operate quietly, even under heavy loads. They maintain their integrity over time, which is crucial in my line of work. If you're looking for a cost-effective alternative to premium brands without compromising quality, Amigo 7310 is the way to go."
David P.
"Amigo 7310 bearings have exceeded my expectations. The build quality is comparable to other top brands like SKF and NTN. I've used them in several high-temperature and high-load environments, and they haven't let me down. The bearings offer great value for money, delivering consistent performance without the premium price tag."
Sarah K.
"I was skeptical about trying a new brand, but Amigo 7310 bearings have proven to be just as good as the SKF bearings we typically use. The installation was straightforward, and they've been running smoothly ever since. These bearings are robust and reliable, making them an excellent choice for anyone in need of high-quality, dependable bearings."
Emily R.
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