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.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Customized: | Customized |
|---|---|
| Certification: | ISO |
| Standard Parts: | Yes |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
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.
Contribution of Sliding Bearings to Hydraulic Systems and Pumps
Sliding bearings play a crucial role in ensuring the smooth and efficient operation of hydraulic systems and pumps. Here’s how they contribute to these applications:
Load Distribution: Sliding bearings distribute the axial and radial loads generated by hydraulic components, such as pistons and impellers, across their surfaces. This helps prevent localized stress and ensures uniform load distribution, enhancing the overall stability of the system.
Reduced Friction: Sliding bearings minimize friction between moving parts within hydraulic systems and pumps. This friction reduction leads to lower energy consumption and less heat generation, contributing to improved efficiency and reduced wear and tear.
Fluid Film Formation: Properly lubricated sliding bearings create a fluid film between their surfaces. This fluid film serves as a barrier that prevents direct contact between the bearing surfaces, reducing friction and wear and enabling smooth movement even at high speeds.
Sealing Function: Sliding bearings often incorporate seals to prevent the ingress of contaminants, such as dirt and moisture, into the hydraulic system or pump. This sealing function helps maintain the integrity of the system’s components and extends their lifespan.
Alignment Compensation: In hydraulic systems, sliding bearings can compensate for minor misalignments between components, such as shafts and impellers. This ability to accommodate misalignment contributes to reduced stress and longer component life.
Quiet Operation: Sliding bearings help dampen vibrations and noise generated during the operation of hydraulic systems and pumps. This contributes to quieter and more comfortable working environments.
Customization: Sliding bearings can be designed and customized to meet the specific requirements of different hydraulic systems and pumps. This adaptability ensures optimal performance and longevity.
Overall, sliding bearings enhance the reliability, efficiency, and longevity of hydraulic systems and pumps by minimizing friction, distributing loads, facilitating smooth movement, and providing protection against contaminants. Their contribution is essential to achieving consistent and precise fluid transfer and power generation in various industrial applications.
Considerations for Selecting Sliding Bearings
When choosing a sliding bearing for a specific application, several key factors should be taken into consideration:
- Load Capacity: Determine the maximum load the bearing will need to support. This includes both radial and axial loads, as well as any dynamic or static loads.
- Operating Conditions: Consider the operating environment, including temperature, humidity, and exposure to chemicals or contaminants. Different materials and coatings may be required for harsh conditions.
- Lubrication: Choose the appropriate lubrication method based on the application. Consider factors such as the frequency of lubrication, the availability of lubrication points, and the compatibility of lubricants with the bearing material.
- Speed and Motion: Evaluate the speed and type of motion the bearing will experience. Higher speeds may require special considerations for heat dissipation and lubrication.
- Alignment and Misalignment: Determine if the bearing will need to accommodate misalignment between the shaft and the bearing housing. Some applications may require self-aligning or spherical bearings.
- Wear Resistance: Choose a bearing material that offers good wear resistance to prevent premature wear and extend the bearing’s lifespan.
- Noise and Vibration: Consider the impact of noise and vibration on the application. Bearings with proper damping properties can help reduce noise and vibration levels.
- Maintenance Requirements: Assess the ease of maintenance, including lubrication intervals, accessibility of lubrication points, and the need for regular inspections.
- Cost and Availability: Compare the cost of the bearing with its expected performance and lifespan. Also, ensure that the chosen bearing type and size are readily available.
- Application-Specific Considerations: Some applications may have unique requirements, such as corrosion resistance, electrical insulation, or compatibility with food-grade standards.
By carefully considering these factors, you can select a sliding bearing that meets the specific needs of your application, ensuring reliable performance and longevity.
editor by CX 2024-02-22