Product Name | 6221 RU |
Material | Chrome Steel, GCR15 |
Type | OPEN, 2RS, ZZ, NR, BL |
Size | d:3-5mm,D:9- -8mm |
Grade | PO,P6,P5,P4,P2 |
Vibration level | Z1,Z2,Z3,Z4 |
Noise level | V1,V2,V3,V4 |
Clearance | C0,C3,C4 |
Shield | Zz ,2RS, RS, OPEN |
Cage | Steel Cage,copper Cage,nylon Cage |
Used For | Precision instruments, low-noise motors, automobiles, motorcycles and general machinery |
Warranty | 1year |
Brand | OEM |
Packing | According to the buyer requests for packaging |
Hardness | 44--63 |
Packaging Details | A: barreled package+outer carton+pallets B: single box+outer carton+pallets C: tube package+middle box+outer carton+pallets D: According to your's requestion for Original Germany France 6201 6202 6203 Deep Groove Ball Bearing 6201-2Z/C3 6202-2Z 6203-2Z Bearing Catalog Price List |
Port | Any China Port |
Supply Ability | 15063 Piece/Pieces per Week Bearing |
Quantity (pieces) | 1 - 7 |
Lead time (days) | 8 |
Applicable Industries | Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Printing Shops, Construction works |
Precision Rating | P0 P6 P5 P4 P2 |
Number of Row | Single row |
6221 RU bearings FAQs Guide Our 6221 RU bearings are essential components in various machinery and equipment, providing support and reducing friction for moving parts. With years of experience and advanced technology, we are dedicated to producing 6221 RU bearings that meet the highest standards of quality, durability, and performance. Our commitment to excellence has made us a trusted supplier for industries such as automotive, aerospace, and industrial manufacturing. Let us introduce you to our diverse range of bearing products and how they can meet your specific needs.
2.How does a 6221 RU bearings function?
3.What are the common causes of 6221 RU bearings failure?
4.About 6221 RU bearings warranty
5.About 6221 RU bearings origin
6.How can overloading affect 6221 RU bearings life?
7.How do you select the right grease for a 6221 RU bearings?
8.What factors should be considered when choosing a 6221 RU bearings?
9.How do you determine the necessary lubrication for a 6221 RU bearings?
10.What is the process of mounting and dismounting 6221 RU bearings?
11.Can improper installation affect 6221 RU bearings performance?
12.How do you lubricate a 6221 RU bearings?
13.About 6221 RU bearings production management system
14.How do 6221 RU bearings contribute to machine efficiency?
15.Can 6221 RU bearingss be used in applications with high axial thrust?
1.How do 6221 RU bearings help in reducing wear and tear of moving parts?
Our mission is to provide customers with the best solutions for 6221 RU
Bearings help reduce wear and tear of moving parts by providing a smooth surface for the parts to move against
The bearing's smooth surface reduces friction, which in turn reduces wear and tear on the parts
Additionally, bearings can help absorb shock and vibration, which can also reduce wear and tear on the parts
2.How does a 6221 RU bearings function?
We adhere to the principle of integrity and transparency, and establish long -term relationships with partners, and we attach great importance to this detail
A bearing is a mechanical device that is used to reduce friction between two moving parts
It works by allowing the parts to move relative to each other while reducing the amount of friction between them
Bearings are typically composed of two parts: an inner race and an outer race
The inner race is typically made of a harder material than the outer race, and it is designed to rotate around the outer race
The inner race is typically lined with a lubricant, such as oil or grease, which helps to reduce friction and wear
The outer race is typically made of a softer material than the inner race, and it is designed to remain stationary while the inner race rotates

3.What are the common causes of 6221 RU bearings failure?
We focus on our customers' needs and strive to meet their expectations, so we take this very seriously
1
Contamination: Contamination of the bearing or lubricant can cause excessive wear and premature bearing failure
2
Poor lubrication: Insufficient or improper lubrication can cause excessive wear and premature bearing failure
3
Overloading: Overloading of the bearing can cause excessive wear and premature bearing failure
4
Misalignment: Misalignment of the bearing can cause excessive wear and premature bearing failure
5
Poor installation: Poor installation of the bearing can cause excessive wear and premature bearing failure
6
Corrosion: Corrosion of the bearing can cause excessive wear and premature bearing failure
7
Fatigue: Fatigue of the bearing can cause excessive wear and premature bearing failure
4.About 6221 RU bearings warranty
Bearing warranties vary depending on the manufacturer and type of bearing
Generally, most bearings are covered by a one-year warranty from the date of purchase
This warranty covers any defects in material or workmanship, but does not cover normal wear and tear or damage caused by improper installation or use
Some manufacturers may offer extended warranties or other guarantees
It is important to check with the manufacturer for specific warranty information

5.About 6221 RU bearings origin
Bearing origin is a term used to describe the source of a bearing's components
It is important to know the origin of a bearing because it can affect the quality and performance of the bearing
The origin of a bearing can be determined by looking at the markings on the bearing itself, or by contacting the manufacturer
6.How can overloading affect 6221 RU bearings life?
We pay attention to the transformation of intellectual property protection and innovation achievements
Your OEM or ODM order design we have a complete confidentiality system
Overloading can cause excessive heat buildup in the bearing, which can lead to premature bearing failure
It can also cause the bearing to wear out faster, leading to increased vibration and noise
Additionally, overloading can cause the bearing to become misaligned, which can cause further damage to the bearing and reduce its life

7.How do you select the right grease for a 6221 RU bearings?
1
Determine the bearing type and operating conditions
Consider the bearing type, load, speed, temperature, and environment
2
Select a grease based on the bearing type and operating conditions
Consider the base oil viscosity, thickener type, and additives
3
Check the compatibility of the grease with the bearing material
4
Check the compatibility of the grease with other components in the system
5
Consider the cost and availability of the grease
8.What factors should be considered when choosing a 6221 RU bearings?
We should have a stable supply chain and logistics capabilities, and provide customers with high -quality, low -priced 6221 RU products
1
Load: The bearing must be able to support the load it will be subjected to
2
Speed: The bearing must be able to handle the speed of the application
3
Environment: The bearing must be able to withstand the environmental conditions it will be exposed to
4
Precision: The bearing must be able to provide the necessary precision for the application
5
Lubrication: The bearing must be able to handle the lubrication requirements of the application
6
Cost: The bearing must be cost-effective for the application
7
Availability: The bearing must be readily available for the application

9.How do you determine the necessary lubrication for a 6221 RU bearings?
The necessary lubrication for a bearing depends on the type of bearing, the operating environment, and the load it is carrying
Generally, the lubricant should be selected based on the bearing manufacturer's recommendations
Factors such as temperature, speed, and load should also be taken into consideration when selecting the lubricant
Additionally, the lubricant should be compatible with the bearing material and the operating environment
10.What is the process of mounting and dismounting 6221 RU bearings?
Mounting:
1
Clean the bearing and the shaft
2
Apply a thin layer of lubricant to the bearing and the shaft
3
Place the bearing on the shaft
4
Secure the bearing in place with a retaining ring or other appropriate method
Dismounting:
1
Remove the retaining ring or other securing device
2
Carefully tap the bearing off the shaft using a soft hammer
3
Clean the bearing and the shaft
4
Inspect the bearing and the shaft for any damage

11.Can improper installation affect 6221 RU bearings performance?
We have flexible production capacity
Whether you are large orders or small orders, you can produce and release goods in a timely manner to meet customer needs
Yes, improper installation can affect bearing performance
If a bearing is not installed correctly, it can cause premature failure, increased vibration, and increased noise
Improper installation can also cause misalignment, which can lead to increased friction and wear
12.How do you lubricate a 6221 RU bearings?
As one of the top 6221 RUBearings manufacturers in China, we take this very seriously
1
Clean the bearing and surrounding area with a clean cloth
2
Apply a thin layer of lubricant to the bearing
3
Rotate the bearing to spread the lubricant evenly
4
Wipe away any excess lubricant

13.About 6221 RU bearings production management system
The Bearing Production Management System (BPMS) is a comprehensive software solution designed to help bearing manufacturers manage their production processes
It provides a comprehensive set of tools to help manufacturers plan, monitor, and control their production operations
The system can be used to track production orders, manage inventory, and generate reports
It also provides features such as quality control, cost analysis, and production scheduling
BPMS can be used to improve efficiency and reduce costs in the bearing manufacturing process
14.How do 6221 RU bearings contribute to machine efficiency?
We have established a good reputation and reliable partnerships within the 6221 RU industry
Bearings are essential components of machines that help to reduce friction and improve efficiency
They allow parts to move smoothly and reduce the amount of energy needed to move them
By reducing friction, bearings help to reduce wear and tear on the machine, which can help to extend its life
Additionally, bearings can help to reduce noise and vibration, which can improve the overall efficiency of the machine

15.Can 6221 RU bearingss be used in applications with high axial thrust?
We have a good reputation and image in the industry
The quality and price advantage of 6221 RU products is an important factor in our hard overseas market
Yes, bearings can be used in applications with high axial thrust
However, the bearing must be designed to handle the specific load and speed requirements of the application
Special thrust bearings are available that are designed to handle high axial thrust loads
Tag:609 RU,NJ 230,7204DF,NF406
Free Delivery
Orders from 70,00 Euro will be shipped free of charge within Germany and to Austria with GLS! Up to 69,99 Euro order volume we charge only 3,90 Euro with GLS. For shipment with DHL GoGreen within Germany we charge only 5,90 Euro up to 69,99 Euro order volume or 2,00 Euro for orders from 70,00 Euro.
Delivery Time: Ready for Shipping within 24h
We try hard to make as much orders as possible ready for shipping within 24 hours (after receiption of payment), because we generally offer only items in our online shop which we have currently on stock. The independent official seal for excellence in shipment always shows you, have fast we are currently working (make your order ready for pick-up by our logistics partner).
Delivery areas:
We deliver to the following countries: Germany, Austria, Switzerland and Belgium, Bulgaria, Denmark, Estonia, Finland, France, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Liechtenstein, Luxembourg, Netherlands, Norway, Poland, Portugal, Romania, Russia, Sweden, Switzerland, Slovakia, Slovenia, Spain, Czech Republic, Hungary, USA. Please find information about delivery costs below. We usually do, but currently do NOT ship to: UK and Norway. Please visit this site frequently for updates or contact our customer service.
Returns
If a product does not meet your expectation for any reason, you can return the product without ifs and buts. To make it even more easy for you, we recommend to use the attached return form and the return stickers free of charge within 30 days of receipt. Just drop the parcel at your nearest GLS parcel shop or DHL branch (depending on the provided return label) in Germany. Of course this is not a compulsory requirement to exercise your right of withdrawal. Find more information on our website for your right of withdrawal.