Product Description
Product Description
Wheel hub bearings
The DAC type auto front wheel bearing is a double row angular contact ball bearing incorporating an integral outer ring and two separable inner rings; which is available either with seals or without seals. The auto wheel hub bearings can bear beavier axial and radial load.it is no need to adjust the inner clearance because it is already preserved in making.It was filled with Iubricating grease in high quality in the inner bearing,which could make the assemblage and usage easily.The range of the diameter of the inner ring is from 20 to 80mm and that of the outer ring is from 40 to 120mm.Now there are more than 300 kinds of this bearings.
Features and Benefits:
1. Low friction and running temperatures, low noise, and vibration
2. High running speeds
3. High quality and performance capabilities for your application
4. Accommodate radial loads and axial loads in both directions
5. Available with a variety of greases for most conditions, including food quality grease, high-temperature grease, and Solid Oil
6. Increased reliability and provide long bearing and lubricant service life
| Item No. | Dimensions | |||
| d | D | B | C | |
| DAC25525716 | 25 | 52 | 20.6 | 20.6 |
| DAC25520037 | 25 | 52 | 37 | 37 |
| DAC25550043 | 25 | 55 | 43 | 43 |
| DAC25560032 | 25 | 56 | 32 | 32 |
| DAC27600050 | 27 | 60 | 50 | 50 |
| DAC28610042 | 28 | 61 | 42 | 42 |
| DAC30600037 | 30 | 60 | 37 | 37 |
| DAC306500264 | 30 | 65 | 26.4 | 26.4 |
| DAC30650571 | 30 | 65 | 21 | 21 |
| DAC34620037 | 34 | 62 | 37 | 37 |
| DAC34640037 | 34 | 64 | 37 | 37 |
| DAC34660037 | 34 | 66 | 37 | 37 |
| DAC35640037 | 35 | 64 | 37 | 37 |
| DAC35650035 | 35 | 65 | 35 | 35 |
| DAC35660032 | 35 | 66 | 32 | 32 |
| DAC35660037 | 35 | 66 | 37 | 37 |
| DAC35680037 | 35 | 68 | 37 | 37 |
| DAC35725718 | 35 | 72.02 | 28 | 28 |
| DAC3572571 | 35 | 72.04 | 33 | 33 |
| DAC36680033 | 36 | 68 | 33 | 33 |
| DAC3672571 | 36 | 72.05 | 34 | 34 |
| DAC37720037 | 37 | 72 | 37 | 37 |
| DAC3772571 | 37 | 72.04 | 37 | 37 |
| DAC37740045 | 37 | 74 | 45 | 45 |
| DAC38720040 | 38 | 72 | 40 | 40 |
| DAC38725716/33 | 37.99 | 72.02 | 36 | 33 |
| DAC38745716/33 | 37.99 | 74.02 | 36 | 33 |
| DAC39680637 | 39 | 68.06 | 37 | 37 |
| DAC39720037 | 39 | 72 | 37 | 37 |
| DAC39720637 | 39 | 72.06 | 37 | 37 |
| DAC39740039 | 39 | 74 | 39 | 39 |
| Bearing Model | dXDXB ( mm ) | Weight /KG |
| DAC27600050 | 27*60*50 | 0.56 |
| DAC28580042 | 28*58*42 | 0.45 |
| DAC28610042 | 28*61*42 | 0.53 |
| DAC29530037 | 29*53*37 | 0.34 |
| DAC3050571 | 30*50*20 | 0.13 |
| DAC30540571 | 30*54*24 | 0.36 |
| DAC3 0571 030/25 | 30*55*30 | 0.39 |
| DAC3 0571 032 | 30*55*32 | 0.27 |
| DAC3 0571 042 | 30*58*42 | 0.48 |
| DAC30600037 | 30*60*37 | 0.42 |
| DAC30600337 | 30*60.3*37 | 0.42 |
| DAC3060037/34 | 30*60*37 | 0.36 |
| DAC30620032 | 30*62*32 | 0.36 |
| DAC30620037 | 30*62*37 | 0.42 |
| DAC30620038 | 30*62*38 | 0.43 |
| DAC30620044 | 30*62*44 | 0.44 |
| DAC30630042 | 30*63*42 | 0.47 |
| DAC30640037 | 30*64*37 | 0.47 |
| DAC30640042 | 30*64*42 | 0.49 |
| DAC30650571 | 30*65*21 | 0.27 |
| DAC306500264 | 30*65*26.4 | 0.36 |
| DAC30680045 | 30*68*45 | 0.52 |
| DAC307200302 | 30*72*30.2 | 0.31 |
| DAC30720037 | 30*72*37 | 0.8 |
| DAC32720045 | 32*72*45 | 0.6 |
| DAC32720034 | 32*72*34 | 0.6 |
| DAC34620037 | 34*62*37 | 0.41 |
| DAC34640037 | 34*64*37 | 0.43 |
| DAC34660037 | 34*66*37 | 0.41 |
| DAC34670037 | 34*67*37 | 0.44 |
| DAC35640037 | 35*64*37 | 0.41 |
Our Advantages
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
FAQ
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
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| Customized: | Customized |
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| Certification: | ISO |
| Standard Parts: | Yes |
| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Differences Between Plain Sliding Bearings and Self-Lubricating Bearings
Plain sliding bearings and self-lubricating bearings are two distinct types of bearings used in various applications. Here are the key differences between them:
Plain Sliding Bearings:
- Plain sliding bearings, also known as bushings, are simple bearing components that consist of a cylindrical sleeve made of a bearing material.
- These bearings require external lubrication, such as grease or oil, to reduce friction and wear between the bearing and the shaft.
- Regular maintenance and lubrication are essential to ensure proper operation and longevity.
- Plain sliding bearings are cost-effective and suitable for applications where lubrication can be easily provided.
- They are commonly used in low-speed and low-load applications, where the shaft slides within the bearing.
Self-Lubricating Bearings:
- Self-lubricating bearings, also known as maintenance-free bearings, are designed to operate without the need for external lubrication.
- These bearings incorporate solid lubricants, such as graphite, PTFE (polytetrafluoroethylene), or other additives, directly into the bearing material.
- The solid lubricants are released gradually as the bearing operates, reducing friction and providing a consistent lubricating film.
- Self-lubricating bearings are ideal for applications where frequent maintenance or lubrication is impractical or not feasible.
- They are suitable for both low-load and high-load applications, as the self-lubricating properties help extend the bearing’s service life.
In summary, plain sliding bearings require external lubrication and are suitable for applications where lubrication can be provided, while self-lubricating bearings incorporate solid lubricants and operate without the need for regular maintenance. The choice between these two types depends on factors such as the application’s operating conditions, maintenance requirements, and budget considerations.
Maintenance Practices to Extend the Lifespan of Sliding Bearings
Proper maintenance is essential for maximizing the lifespan of sliding bearings and ensuring optimal performance. Here are specific practices that can help extend the life of sliding bearings:
Regular Lubrication: Adequate lubrication is crucial for minimizing friction and wear between sliding surfaces. Follow manufacturer recommendations for lubrication intervals and use the appropriate lubricants for the operating conditions.
Clean Environment: Keep the surrounding environment clean and free from dust, dirt, and contaminants. Regularly clean the machinery or equipment to prevent debris from entering the bearing area.
Seal Integrity: Ensure that bearing seals are in good condition to prevent contaminants from entering and lubricant from escaping. Replace damaged seals promptly to maintain proper protection.
Alignment and Mounting: Proper alignment and mounting of sliding bearings are critical to distribute loads evenly and prevent excessive wear. Follow manufacturer guidelines for installation procedures and torque specifications.
Regular Inspections: Schedule routine inspections to detect early signs of wear, damage, or misalignment. Visual inspections, temperature checks, and vibration analysis can help identify issues before they escalate.
Maintenance Records: Maintain detailed records of maintenance activities, including lubrication schedules, inspections, and replacements. This information can help track the condition of sliding bearings and plan maintenance tasks effectively.
Temperature Management: Control operating temperatures within recommended limits. Excessive heat can degrade lubricants and accelerate wear, while extreme cold can affect bearing performance.
Load Management: Avoid subjecting sliding bearings to loads beyond their specified capacities. Overloading can lead to premature wear and damage.
Training and Education: Ensure that personnel responsible for maintenance are adequately trained in proper procedures. Knowledgeable staff can perform maintenance tasks accurately and identify potential issues.
Timely Replacement: When wear or damage is detected that exceeds acceptable limits, replace sliding bearings promptly to prevent further damage to the machinery or equipment.
By implementing these maintenance practices, you can significantly extend the lifespan of sliding bearings, reduce downtime, and optimize the performance of machinery and equipment.
Common Applications and Industries of Sliding Bearings
Sliding bearings are utilized across a wide range of applications and industries due to their unique advantages. Some common applications and industries where sliding bearings are commonly used include:
- Automotive Industry: Sliding bearings are found in engines, transmissions, suspension systems, and various automotive components.
- Industrial Machinery: They are used in manufacturing equipment, conveyors, printing machines, and more.
- Power Generation: Sliding bearings are crucial in turbines, generators, and power transmission systems.
- Aerospace: They play a role in aircraft landing gear, control systems, and propulsion mechanisms.
- Marine: Sliding bearings are used in ship engines, propellers, and steering systems.
- Construction and Mining: They are found in heavy machinery, excavators, loaders, and construction equipment.
- Oil and Gas: Sliding bearings are used in drilling rigs, pumps, compressors, and refineries.
- Railway: They are employed in locomotives, train wheels, and rail systems.
- Medical Equipment: Sliding bearings are used in medical devices, imaging equipment, and surgical instruments.
- Textile Industry: They play a role in weaving machines, spinning frames, and looms.
- Food and Beverage: Sliding bearings are utilized in food processing equipment and packaging machinery.
- Renewable Energy: They are used in wind turbines, solar tracking systems, and other renewable energy applications.
Sliding bearings provide reliable support and smooth motion in various environments, making them essential components in a wide range of industries.
editor by CX 2024-02-04