Product Description
Product Description
|
Product Name |
Spherical Roller Bearing |
|
Material |
Chrome Steel, GCR15 |
|
Type |
Double Row |
|
Size |
d:3-150mm,D:9-225mm |
|
Grade |
PO,P6,P5,P4,P2 |
|
Cage |
Steel Cage,Cooper Cage |
|
Used For |
Paper machine, deceleration device, railway vehicle axle, rolling mill gearbox seat, rolling mill roller track, crusher, vibrating |
|
Warranty |
1 year |
|
Brand |
OEM or ZKZF |
|
Packing |
According to the buyer requests for packaging |
|
Bearing No. |
Dimensions(mm) |
Weight |
||
|
|
d |
D |
T |
kg |
|
22208CA/C3W33 |
40 |
80 |
23 |
0.54 |
|
22209CA/C3W33 |
45 |
85 |
23 |
0.58 |
|
22210CA/C3W33 |
50 |
90 |
23 |
0.62 |
|
22211CA/C3W33 |
55 |
100 |
25 |
0.84 |
|
22212CA/C3W33 |
60 |
110 |
28 |
1.2 |
|
22213CA/C3W33 |
65 |
120 |
31 |
1.6 |
|
22214CA/C3W33 |
70 |
125 |
31 |
1.7 |
|
22215CA/C3W33 |
75 |
130 |
31 |
1.8 |
|
22216CA/C3W33 |
80 |
140 |
33 |
2.2 |
|
22217CA/C3W33 |
85 |
150 |
36 |
2.7 |
|
22218CA/C3W33 |
90 |
160 |
40 |
3.28 |
|
22219CA/C3W33 |
95 |
170 |
43 |
4.1 |
|
22220CA/C3W33 |
100 |
180 |
46 |
5 |
|
22222CA/C3W33 |
110 |
200 |
53 |
7.2 |
|
22224CA/C3W33 |
120 |
215 |
58 |
8.9 |
|
22226CA/C3W33 |
130 |
230 |
64 |
11.2 |
|
22228CA/C3W33 |
140 |
250 |
68 |
14.5 |
|
22230CA/C3W33 |
150 |
270 |
73 |
18.6 |
|
22308CA/C3W33 |
40 |
90 |
33 |
1 |
|
22309CA/C3W33 |
45 |
100 |
36 |
1.38 |
|
22310CA/C3W33 |
50 |
110 |
40 |
1.85 |
|
22311CA/C3W33 |
55 |
120 |
43 |
2.35 |
|
22312CA/C3W33 |
60 |
130 |
46 |
2.95 |
|
22313CA/C3W33 |
65 |
140 |
48 |
3.55 |
|
22314CA/C3W33 |
70 |
150 |
51 |
4.4 |
|
22315CA/C3W33 |
75 |
160 |
55 |
5.25 |
|
22316CA/C3W33 |
80 |
170 |
58 |
6.39 |
|
22317CA/C3W33 |
85 |
180 |
60 |
7.25 |
|
22318CA/C3W33 |
90 |
190 |
64 |
8.6 |
|
22319CA/C3W33 |
95 |
200 |
67 |
10.1 |
|
22320CA/C3W33 |
100 |
215 |
73 |
13.4 |
|
22322CA/C3W33 |
110 |
240 |
80 |
18 |
|
22324CA/C3W33 |
120 |
260 |
86 |
22 |
|
22326CA/C3W33 |
130 |
280 |
93 |
28.5 |
|
Bearing No. |
Dimensions(mm) |
Weight |
||
|
|
d |
D |
T |
KG |
|
21306CA/C3W33 |
30 |
72 |
19 |
0.412 |
|
21307CA/C3W33 |
35 |
80 |
21 |
0.542 |
|
21308CA/C3W33 |
40 |
90 |
23 |
0.743 |
|
21309CA/C3W33 |
45 |
100 |
25 |
1 |
|
21310CA/C3W33 |
50 |
110 |
27 |
1.3 |
|
21311CA/C3W33 |
55 |
120 |
29 |
1.65 |
|
21312CA/C3W33 |
60 |
130 |
31 |
2.08 |
|
21313CA/C3W33 |
65 |
140 |
33 |
2.57 |
|
21314CA/C3W33 |
70 |
150 |
35 |
3.11 |
|
21315CA/C3W33 |
75 |
160 |
37 |
3.76 |
|
21316CA/C3W33 |
80 |
170 |
39 |
4.47 |
|
21322CA/C3W33 |
110 |
240 |
50 |
11.8 |
|
23571CA/C3W33 |
120 |
180 |
46 |
3.98 |
|
23026CA/C3W33 |
130 |
200 |
52 |
5.85 |
|
23571CA/C3W33 |
140 |
210 |
53 |
6.31 |
|
23030CA/C3W33 |
150 |
225 |
56 |
7.74 |
|
23032CA/C3W33 |
160 |
240 |
60 |
9.43 |
|
23034CA/C3W33 |
170 |
260 |
67 |
12.8 |
|
23036CA/C3W33 |
180 |
280 |
74 |
16.9 |
|
23038CA/C3W33 |
190 |
290 |
75 |
17.7 |
|
23040CA/C3W33 |
200 |
310 |
82 |
22.7 |
|
23044CA/C3W33 |
220 |
340 |
90 |
29.7 |
|
23048CA/C3W33 |
240 |
360 |
92 |
32.4 |
|
24571CA/C3W33 |
120 |
180 |
60 |
5.05 |
|
24026CA/C3W33 |
130 |
200 |
69 |
7.55 |
|
24571CA/C3W33 |
140 |
210 |
69 |
8.01 |
|
24030CA/C3W33 |
150 |
225 |
75 |
10.1 |
|
24032CA/C3W33 |
160 |
240 |
80 |
12.2 |
|
24034CA/C3W33 |
170 |
260 |
90 |
16.7 |
|
24036CA/C3W33 |
180 |
280 |
100 |
22.1 |
|
24038CA/C3W33 |
190 |
290 |
100 |
23 |
|
24040CA/C3W33 |
200 |
310 |
109 |
29.3 |
|
24044CA/C3W33 |
220 |
340 |
118 |
38.1 |
|
24048CA/C3W33 |
240 |
360 |
118 |
40.8 |
MAIN PRODUCTS
Tapered roller bearings, cylindrical roller bearings, ball bearings, self-aligning roller bearings, base bearings, car hub bearings,
truck hub bearings and other products, We can customize the bearing according to the drawings or samples provided by the customer
FIELDS OF APPLICATION
Grain machinery, textile machinery, washing machinery, engineering machinery, industrial deceleration machinery, woodworking
machinery,papermaking machinery, mining machinery, coal mining machinery, lifting machinery, construction machinery,
large transportation equipment,chemical machinery, petroleum machinery, metallurgical industry, large steel mills, cement plants,
energy industry, automobiles, trucks, etc.
Packaging & Shipping
Plastic bag + single box + carton + tray; Industrial packaging + carton + pallet;
We also can According to your requirements to change.
Company Profile
HangZhou CZPT Trading Co., Ltd. is a bearing manufacturer, integrating research, development and sale of bearings , Equipped with modern production equipment and advanced detection instruments
our company specially produces Bearings including Deep groove ball bearings, self-aligning roller bearing, tapered roller bearing, thrust ball bearings, and hub bearings.we bearings are widely used in complete products in metallurgical, mining, petroleum, chemical, coal, cement, Paper making, wind power, heavy machinery, engineering machinery and port machinery industries.
With precision of grade P0, grade P6 P5 P4, we bearings are widely used in complete products in metallurgical,mining, petroleum, chemical, coal, cement, papermaking, wind power, heavy machinery, engineering machinery and port machinery industries. With self-run import & export rights, it sells its products not only across China,but also in tens of other countries and areas such as the United States, Canada, Italy, Russia, German and South Africa, etc.
We would like to serve the customers around the world with our trustworthy products, reasonable price and attentive service. The leading products of the company cover 3 main categories which include more than 3,000 types of bearing products.
FAQ
1.What is your Before-sales Service?
Offer to bear related consultation about technology and application;
Help customers with bearing choice, clearance configuration, products’ life and reliability analysis;
Offer highly cost-effective and complete solution program according to site conditions;
Offer localized program on introduced equipment to save running cost
2.What is your latest delivery time?
If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, it is 15-20 days, which is based
on the quantity.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required
by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
30% deposit,balance payment before delivery.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible.
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| OEM: | Available |
|---|---|
| Rolling Body: | Roller Bearings |
| The Number of Rows: | Double |
| Outer Dimension: | Small and Medium-Sized (60-115mm) |
| Material: | Bearing Steel |
| Spherical: | Aligning Bearings |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

How do self-aligning bearings enhance the overall efficiency and functionality of machinery and equipment?
Self-aligning bearings play a crucial role in enhancing the overall efficiency and functionality of machinery and equipment. Here’s a detailed explanation:
- Compensation for Misalignment:
One of the key benefits of self-aligning bearings is their ability to compensate for misalignment between the shaft and the housing. Misalignment can occur due to various factors such as shaft deflection, thermal expansion, or mounting errors. Self-aligning bearings have the capability to accommodate angular misalignment, axial displacement, and shaft deflection, ensuring smooth operation even in challenging conditions. By accommodating misalignment, self-aligning bearings minimize stress and wear on other components, reducing the risk of premature failure and improving overall machinery efficiency.
- Reduced Friction and Energy Consumption:
Self-aligning bearings are designed to operate with low friction, which helps to reduce energy consumption within the machinery or equipment. The rolling elements and raceways of self-aligning bearings are precisely engineered to minimize contact friction. This reduced friction results in lower power losses, allowing the machinery to operate more efficiently and potentially leading to energy savings.
- Increased Reliability and Service Life:
Self-aligning bearings contribute to the overall reliability and service life of machinery and equipment. By accommodating misalignment and reducing friction, they help to distribute loads evenly, minimize stress concentrations, and prevent premature wear and failures. This improved load distribution and reduced friction can extend the service life of other critical components, such as gears, shafts, and seals. Additionally, self-aligning bearings often feature robust designs and high-quality materials, further enhancing their durability and reliability in demanding operating conditions.
- Enhanced Performance in Challenging Environments:
Self-aligning bearings are well-suited for applications in challenging environments. They can withstand conditions such as high temperatures, extreme speeds, or contaminated operating conditions. The ability to accommodate misalignment and the use of specialized bearing materials and lubricants enable self-aligning bearings to maintain their performance and functionality in adverse conditions. This enhances the overall efficiency and reliability of machinery and equipment in industries such as mining, steel, paper, and food processing.
- Ease of Installation and Maintenance:
Self-aligning bearings are designed for ease of installation and maintenance. Their self-aligning capability simplifies the alignment process during installation, reducing the time and effort required. Additionally, self-aligning bearings often feature integrated seals or shields that help to protect against contamination and retain lubrication, resulting in reduced maintenance requirements. The ease of installation and maintenance of self-aligning bearings contributes to the overall efficiency of machinery and equipment by minimizing downtime and improving overall operational productivity.
Overall, self-aligning bearings enhance the efficiency and functionality of machinery and equipment by accommodating misalignment, reducing friction and energy consumption, increasing reliability and service life, performing well in challenging environments, and enabling easier installation and maintenance. By incorporating self-aligning bearings into their designs, engineers and equipment manufacturers can optimize performance, reduce downtime, and improve the overall efficiency of their machinery and equipment.

Can you explain the installation and alignment considerations for self-aligning bearings?
Proper installation and alignment are crucial for the optimal performance and longevity of self-aligning bearings. Here’s a detailed explanation of the installation and alignment considerations:
- Pre-Installation Preparation:
Prior to the installation of self-aligning bearings, it is essential to ensure a clean and suitable working environment. Here are some key considerations:
- Cleanliness: The work area should be clean and free from dust, dirt, and contaminants to prevent the ingress of foreign particles during the installation process.
- Tools and Equipment: Prepare the necessary tools and equipment required for the installation, including suitable lifting devices, torque wrenches, and lubrication apparatus.
- Inspection: Thoroughly inspect the bearing and its components for any signs of damage or defects. Replace any worn or damaged parts before proceeding with the installation.
- Lubrication: Apply the recommended lubricant to the bearing and ensure that it is properly distributed before installation. Lubrication helps reduce friction, prevent excessive wear, and facilitate smooth operation.
- Mounting Considerations:
When mounting self-aligning bearings, it is important to follow certain guidelines to ensure proper fit and alignment:
- Shaft and Housing Tolerances: Check the shaft and housing tolerances to ensure they comply with the specifications provided by the bearing manufacturer. Proper tolerances help achieve the correct fit and prevent excessive clearance or interference.
- Shaft and Housing Preparation: Clean the shaft and housing surfaces and remove any burrs or rough edges that could interfere with the bearing’s seating. Ensure that the shaft and housing are machined to the recommended tolerances and finishes.
- Mounting Method: There are various methods for mounting self-aligning bearings, including press fitting, thermal expansion, and hydraulic mounting. Follow the manufacturer’s instructions and recommended mounting method to ensure a secure and accurate fit.
- Sealing: If the self-aligning bearing has integral seals or shields, ensure that they are correctly positioned and aligned during installation. Proper sealing helps protect the bearing against contaminants and extends its service life.
- Tightening: When tightening the bearing onto the shaft or in the housing, use the recommended torque values provided by the manufacturer. Over-tightening can lead to excessive preload or damage, while under-tightening can result in insufficient seating and compromised performance.
- Alignment Considerations:
Proper alignment is crucial for self-aligning bearings to function optimally. Here are some alignment considerations:
- Angular Misalignment: Self-aligning bearings can accommodate angular misalignment to a certain degree. However, it is important to keep the misalignment within the manufacturer’s specified limits to prevent excessive stress and premature wear.
- Shaft Deflection: Consider the potential shaft deflection that may occur during operation and ensure that the self-aligning bearing can handle the expected deflection without exceeding its capacity. This may involve selecting a bearing with appropriate load-carrying capacity and considering additional support or stabilization measures.
- Alignment Verification: After installation, verify the alignment of the self-aligning bearing by measuring the axial and radial runout using appropriate alignment tools. Adjust the positioning if necessary to achieve the desired alignment within the specified tolerances.
By following these installation and alignment considerations, you can ensure the proper fit, alignment, and performance of self-aligning bearings. Adhering to the manufacturer’s guidelines and best practices helps maximize the lifespan and reliability of the bearings in various applications.

Can you explain the advantages and unique features of self-aligning bearings?
Self-aligning bearings offer several advantages and unique features that make them suitable for a wide range of applications. Here’s a detailed explanation of the advantages and unique features of self-aligning bearings:
- Misalignment Compensation:
One of the primary advantages of self-aligning bearings is their ability to accommodate misalignment between the shaft and the housing. This includes angular misalignment, axial misalignment, and shaft deflection. The self-aligning design allows the bearing to adjust its position and compensate for these misalignments, ensuring smooth operation and reducing stress on the bearing components.
- Reduced Friction and Wear:
Self-aligning bearings help reduce friction and wear in machinery. By accommodating misalignment, they distribute the load more evenly across the rolling elements and raceways, minimizing localized stresses. This results in lower friction, reduced wear, and longer bearing life. Additionally, the self-aligning capability helps prevent excessive heat generation, which can further contribute to reduced friction and wear.
- Shock and Vibration Absorption:
Self-aligning bearings have the unique ability to absorb shocks and vibrations that occur during operation. The spherical outer ring raceway allows the bearing to move and adjust its position, effectively dampening the impact of shocks and vibrations. This helps improve the overall stability of the machinery, reduces the transmission of vibrations, and protects other components from excessive forces.
- Easy Installation and Maintenance:
Self-aligning bearings are relatively easy to install and maintain. During installation, their self-aligning capability simplifies the alignment process, as slight misalignments can be accommodated. This saves time and effort in achieving precise alignment. Additionally, self-aligning bearings are typically designed for easy maintenance, allowing for straightforward tasks such as re-greasing or replacement without requiring complex disassembly.
- Wide Application Range:
Self-aligning bearings are versatile and find applications in various industries and machinery. They are commonly used in applications where misalignment is expected, such as in heavy machinery, conveyor systems, agricultural equipment, and mining operations. The ability to accommodate misalignment makes self-aligning bearings suitable for challenging environments and dynamic operating conditions.
- Cost-Effective Solution:
Self-aligning bearings offer a cost-effective solution in many applications. Their ability to compensate for misalignment helps prevent premature failure and reduces the need for frequent maintenance or realignment. This can result in cost savings by extending the bearing’s service life, improving overall machinery reliability, and reducing downtime for repairs or replacements.
In summary, self-aligning bearings provide advantages such as misalignment compensation, reduced friction and wear, shock and vibration absorption, easy installation and maintenance, wide application range, and cost-effectiveness. These unique features make them a valuable choice for various industries and applications where misalignment and dynamic operating conditions are present.


editor by CX 2024-04-30