7205 25x52x15 Bearing
Single Row Angular Contact Ball Bearings
The 7205 Single Row Angular Contact Ball Bearing is a precision-engineered component designed to meet the demanding requirements of various industrial applications. This bearing is particularly well-suited for scenarios where both axial and radial loads must be supported simultaneously, making it a versatile choice for many mechanical systems.
Performance Overview of the 7205 Bearings
| Category | Detail/Specification |
|---|---|
| Brand | AMIGO 7205 | Interchangeable With: SKF 7205 |
| Bore diameter | 25 mm |
| Outside diameter | 52 mm |
| Width | 15 mm |
| Basic dynamic load rating | 14.8 kN |
| Basic static load rating | 9.3 kN |
| Reference speed | 16,000 r/min |
| Limiting speed | 15,000 r/min |
| 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 | No |
| Axial internal clearance | Not applicable |
| Tolerance class | Normal |
| Material, bearing | Bearing steel |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication feature | Without |
| Product net weight | 0.126 kg |
| Dimensions(mm) | 25x52x15 |
| Category | Detail/Specification |
|---|---|
| Brand | AMIGO 7205 | Interchangeable With: SKF 7205 |
| Bore diameter | 0.984 in |
| Outside diameter | 2.047 in |
| Width | 0.591 in |
| Basic dynamic load rating | 3,327 lbf |
| Basic static load rating | 2,091 lbf |
| Reference speed | 16,000 r/min |
| Limiting speed | 15,000 r/min |
| Contact type | Normal contact (two-point contact) |
| Number of rows | 1 |
| Locating feature, bearing outer ring | None in |
| Ring type | One-piece inner and outer rings |
| Cage | Non-metallic |
| Matched arrangement | No |
| Universal matching bearing | No |
| Axial internal clearance | Not applicable |
| Tolerance class | Normal |
| Material, bearing | Bearing steel |
| Coating | Without |
| Sealing | Without |
| Lubricant | None |
| Relubrication feature | Without |
| Product net weight | 0.2771 lb |
| Dimensions(mm) | 25x52x15 |
Specifications Overview of the 7205 Bearings
| Category | Specification |
|---|---|
| Bore diameter | 25 mm |
| Outside diameter | 52 mm |
| Width | 15 mm |
| Distance side face to pressure point | 24 mm |
| Chamfer dimension (r?,?) | min. 1 mm |
| Chamfer dimension (r?,?) | min. 0.6 mm |
| Diameter of shaft abutment | min. 30.6 mm |
| Abutment diameter housing | max. 46.4 mm |
| Diameter of housing abutment | max. 47.8 mm |
| Radius of fillet (r?) | max. 1 mm |
| Radius of fillet (r_b) | max. 0.6 mm |
| Category | Specification |
|---|---|
| Bore diameter | 0.984 in |
| Outside diameter | 2.047 in |
| Width | 0.591 in |
| Distance side face to pressure point | 0.945 in |
| Chamfer dimension (r?,?) | min. 0.039 in |
| Chamfer dimension (r?,?) | min. 0.024 in |
| Diameter of shaft abutment | min. 1.205 in |
| Abutment diameter housing | max. 1.827 in |
| Diameter of housing abutment | max. 1.882 in |
| Radius of fillet (r?) | max. 0.039 in |
| Radius of fillet (r_b) | max. 0.024 in |
Applicable Machines and Industries
The 7205 Single Row Angular Contact Ball Bearing is widely used in various types of machinery and equipment due to its ability to handle both radial and axial loads. Below is a list of machines that commonly use 7205 Single Row Angular Contact Ball Bearings, the role it plays in these machines, and the common brands associated with these machines:
1. CNC Machines (Computer Numerical Control Machines)
Role: In CNC machines, the 7205 bearing is typically used in the spindle assembly, where it supports both radial and axial loads generated during high-speed machining processes. The bearing’s precision and load-handling capabilities help maintain spindle accuracy and longevity.
Common Brands:Haas Automation、Mazak、DMG Mori、Okuma
2. Electric Motors
Role: In electric motors, the 7205 bearing is often found in the rotor and stator assemblies. It ensures smooth rotation and minimizes friction, which is crucial for the efficiency and durability of the motor.
Common Brands:Siemens、ABB、WEG、Toshiba
3. Pumps
Role: The 7205 bearing is used in pumps to support the impeller shaft, allowing it to rotate smoothly and efficiently. It helps in reducing friction and wear, ensuring the pump’s reliable operation and extending its service life.
Common Brands:Grundfos、KSB、Sulzer、Ebara
4. Gearboxes
Role: In gearboxes, the 7205 bearing is utilized to support shafts that transmit torque. Its ability to handle both radial and axial loads makes it ideal for ensuring smooth gear rotation and minimizing backlash.
Common Brands:SEW-Eurodrive、Bonfiglioli、Nord Drivesystems、Sumitomo
5. Textile Machinery
Role: In textile machinery, the 7205 bearing is used in various moving parts such as spindles and rollers. It ensures the smooth operation of the machinery, reducing vibration and noise, and enhancing the overall efficiency.
Common Brands:Rieter、Saurer、Murata Machinery、Toyota Textile Machinery
7205 Bearing Cross Reference and Interchange
| Brand | Bearing Model |
|---|---|
| NSK | 7205WN |
| NTN | 7205BG |
| FAG | 7205-B-XL-2RS-TVP |
| SKF | 7205BEP |
| NACHI | 7205 |
| Amigo | 7205-B-XL-2RS-TVP |
7205 bearings correspond to different model numbers from different manufacturers. Above is a cross reference table showing the equivalent bearing model numbers for different brands.
Choosing the Right Bearing
When considering bearings for your machinery, it’s crucial to select the right model that meets your specific needs.
When to Choose 7205 Bearings
When selecting a bearing, consider the following factors:
- Load Requirements: If your application involves high dynamic and static loads, the 7205 bearing’s robust load ratings make it an ideal choice.
- Speed Capabilities: For high-speed applications, the 7205 bearing’s maximum speed of 15,000 r/min ensures efficient operation without compromising performance.
- Sealing: The Amigo 7205 bearing features seals on both sides, offering enhanced protection against contaminants, which is critical for harsh environments.
- Heat Resistance: For applications involving high temperatures, the Amigo 7205 bearing’s heat stabilization up to 150°C provides superior performance compared to other models.
Advantages of Amigo 7205 Bearings
- Enhanced Load Capacity: With a dynamic load rating of 16,200 N, the Amigo 7205 bearing can handle more demanding applications compared to other brands.
- Superior Heat Stabilization: The ability to stabilize at temperatures up to 150°C ensures reliability in high-temperature environments.
- Sealing Efficiency: The 2RS sealing on both sides provides superior protection against dirt and moisture, extending the bearing’s operational life.
| Feature/Specification | Amigo 7205-B-XL-2RS-TVP | FAG 7205-B-XL-2RS-TVP | NSK 7205WN | SKF 7205BEP | NTN 7205BG |
|---|---|---|---|---|---|
| Bore Diameter | 25.000 mm | 25.000 mm | 25.000 mm | 25.000 mm | 25.000 mm |
| Outside Diameter | 52.000 mm | 52.000 mm | 52.000 mm | 52.000 mm | 52.000 mm |
| Width | 15.000 mm | 15.000 mm | 15.000 mm | 15.000 mm | 15.000 mm |
| Dynamic Load Rating (Cr) | 16,200 N | 16,200 N | 15,900 N | 16,000 N | 16,000 N |
| Static Load Rating (C0r) | 9,000 N | 9,000 N | 8,700 N | 9,000 N | 8,900 N |
| Max Speed | 15,000 r/min | 15,000 r/min | 14,000 r/min | 15,000 r/min | 15,000 r/min |
| Sealing | 2RS (Both Sides) | 2RS (Both Sides) | Open | Open/Sealed | Open/Sealed |
| Cage Material | Fiber-Reinforced PA66 | Fiber-Reinforced PA66 | Steel | Steel | Steel |
| Lubrication | GA14 Low Noise Grease | Standard | Standard | Standard | Standard |
| Weight | 0.128 kg | 0.128 kg | 0.125 kg | 0.126 kg | 0.126 kg |
Recommended Products for Optimal Performance
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Why Amigo 7205 Bearings Are the Top Choice
"I recently replaced the bearings in my CNC machine with the Amigo 7205 bearings, and I couldn't be happier with the performance. These bearings are incredibly smooth and quiet, just like the SKF bearings I used before. The installation was straightforward, and after running the machine for several weeks now, I haven't noticed any difference in performance compared to other top brands. I highly recommend the Amigo 7205 bearings for anyone looking for a reliable and cost-effective option."
John M
"We've been using the Amigo 7205 bearings in our high-speed electric motors, and they have been nothing short of excellent. The quality is on par with SKF and other well-known brands, and they handle both radial and axial loads with ease. Our team noticed that these bearings run just as smoothly and last just as long as the more expensive alternatives. If you're looking for a bearing that performs like the big brands but at a more reasonable price, the Amigo 7205 is a fantastic choice."
David P.
"As a maintenance engineer, I've tried many different bearing brands over the years, and I must say, the Amigo 7205 bearings are top-notch. They feel just like the SKF bearings we used to buy, both in terms of installation and operation. The bearings have been running flawlessly in our gearboxes, and the noise levels are minimal. I was initially skeptical about switching brands, but after seeing the performance, I'm convinced that Amigo bearings are just as good, if not better."
Sarah K.
"I've recently upgraded the bearings in our industrial pumps to the Amigo 7205, and they've exceeded my expectations. These bearings feel and perform almost identically to the SKF bearings we previously used. The transition was seamless, and the performance has been outstanding. The Amigo 7205 bearings offer the same durability and smooth operation, but at a fraction of the cost. If you're considering a switch, I highly recommend giving these a try."
Emily R.
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