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6221RU

6221RU bearing

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Category: Bearing product series
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  • Description
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Description
NKF is a leading distributor of high-quality bearings on the market. We provide a wide range of bearing products, including three varieties of spherical roller bearings: cylindrical roller bearings, tapered roller bearings, and thrust spherical roller bearings, replacing imported high-end products. The bearing accuracy can reach P0 level, P6 level, P5 level and P4 level. It is widely used in complete sets of products in industries such as Electric motors,Defense industry,Water treatment equipment,Gaming equipment,Textile industry,Mining equipment,Material handling equipment,Heavy machinery. Our products are exported to Mexico,New Caledonia,Cape Verde,Benin,Vietnam,Zambia,Guadeloupe,Luxembourg,Svalbard and Oceania,America,Europe,Asia regions. We ensure that all products undergo strict quality control measures to ensure their durability and functionality.


Applicable Industries
Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Retail, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Other
Bore Size
3 - 20 mm
Precision Rating
Z1 Z2 Z3
Place of Origin
Hongkong, China
Type
BALL
Structure
Deep Groove
Model Number
skf,FAG,NTAK,NTN,Iko,Koyo
Seals Type
OPEN
Product name
NJ 256
ID Dia
8- 21mm
Thickness
3-15mm
Bearing type
Ball Bearing
Stock
Rich
OEM
Accept
Delivery time
8 Days
Package
Tube / Carton Box
Number of Row
Double row
Supply Ability
119613 Piece/Pieces per Month
Quantity (pieces)
6540 - 8771
Lead time (days)
16










6221RU bearings FAQs Guide Our 6221RU 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 6221RU 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.
1.Can 6221RU bearings operate in extreme temperatures?
2.Can 6221RU bearingss support both radial and axial loads?
3.What is the impact of misaligned 6221RU bearings on machinery?
4.Can 6221RU bearings be used for high-temperature applications?
5.How do 6221RU bearingss handle static and dynamic loads?
6.Can 6221RU bearings be customized for specific applications?
7.How can overloading affect 6221RU bearings life?
8.How does contamination affect 6221RU bearings performance?
9.About 6221RU bearings production management system
10.What is the difference between a ball 6221RU bearings and a roller 6221RU bearings?
11.About the scale of 6221RU bearings factory
12.How do 6221RU bearingss handle corrosive environments?
13.Can 6221RU bearings be preloaded for increased stiffness?
14.About 6221RU bearings payment method

1.Can 6221RU bearings operate in extreme temperatures?

We have established long-term and stable partnerships with our suppliers, so we have great advantages in price and cost and quality assurance
Yes, bearings can operate in extreme temperatures
Depending on the type of bearing, they can be designed to withstand temperatures ranging from -200°C to +400°C

2.Can 6221RU bearingss support both radial and axial loads?

We pay attention to employee development and benefits, and provide a good working environment in order to improve the efficiency of employees and improve the quality management of 6221RU products
Yes, bearings can support both radial and axial loads
Depending on the type of bearing, the load capacity for each type of load may vary

3.What is the impact of misaligned 6221RU bearings on machinery?

I have a comprehensive after -sales service system, which can pay attention to market trends in time and adjust our strategy in a timely manner
Misaligned bearings can cause a variety of problems in machinery, including increased vibration, increased noise, increased wear, and decreased efficiency
This can lead to premature failure of the machinery, increased maintenance costs, and decreased productivity

4.Can 6221RU bearings be used for high-temperature applications?

Yes, some bearings are designed for high-temperature applications
These bearings are typically made from materials that can withstand high temperatures, such as ceramic or stainless steel

Can 6221RU bearings be used for high-temperature applications?

5.How do 6221RU bearingss handle static and dynamic loads?

We pay attention to the introduction and training of talents, scientifically regulate the management system, and focus on cultural construction and team cohesion
Bearings are designed to handle both static and dynamic loads
Static loads are those that remain constant over time, such as the weight of a machine or the force of gravity
Dynamic loads are those that change over time, such as the force of a rotating shaft or the vibration of a machine
Bearings are designed to handle both types of loads by providing a smooth, low-friction surface for the load to move over
The bearing's design also helps to reduce the amount of wear and tear on the load-bearing components

6.Can 6221RU bearings be customized for specific applications?

We have rich industry experience and professional knowledge, and have strong competitiveness in the market
Yes, bearings can be customized for specific applications
Depending on the application, custom bearings can be designed to meet specific requirements such as size, load capacity, speed, and environmental conditions
Custom bearings can also be designed to meet specific performance requirements such as noise, vibration, and temperature

7.How can overloading affect 6221RU 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

8.How does contamination affect 6221RU bearings performance?

6221RUBearings is not a product only, but also can help you comes to money-making
Contamination can cause a number of issues that can affect bearing performance
Contamination can cause increased friction, increased wear, and increased heat
This can lead to premature bearing failure, increased noise, and vibration
Contamination can also cause corrosion, which can lead to bearing seizure and failure

How does contamination affect 6221RU bearings performance?

9.About 6221RU 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

10.What is the difference between a ball 6221RU bearings and a roller 6221RU bearings?

We focus on providing high 6221RUBearings quality products and services
A ball bearing is a type of bearing that uses small metal balls to reduce friction between moving parts
Ball bearings are used in a wide variety of applications, from automotive to industrial machinery
A roller bearing is a type of bearing that uses cylindrical rollers to reduce friction between moving parts
Roller bearings are typically used in applications that require higher load capacity than a ball bearing can provide

11.About the scale of 6221RU bearings factory

Bearing factories vary in size and scope depending on the type of bearings they produce
Some factories may specialize in producing a single type of bearing, while others may produce a wide variety of bearings for different applications
The size of the factory may also depend on the number of employees and the amount of machinery and equipment used to produce the bearings

12.How do 6221RU bearingss handle corrosive environments?

We adhere to the principle of quality first and have a complete production quality management system and quality inspection process
Bearings can handle corrosive environments by using corrosion-resistant materials such as stainless steel, chrome steel, and ceramic
Additionally, bearings can be coated with a corrosion-resistant material such as zinc or a lubricant to protect them from corrosion

How do 6221RU bearingss handle corrosive environments?

13.Can 6221RU bearings be preloaded for increased stiffness?

We are a professional 6221RUBearings company dedicated to providing high quality products and services
Yes, bearings can be preloaded for increased stiffness
Preloading is a process in which a force is applied to a bearing before it is installed in a machine
This force compresses the bearing and increases its stiffness, which can help reduce vibration and improve the performance of the machine

14.About 6221RU bearings payment method

Bearing payment method is a payment system that allows customers to pay for goods and services using their mobile phones
It is a secure and convenient way to make payments, as customers can use their phones to make payments without having to enter their credit card information
The system is also designed to be secure, as customers can set up a PIN code to protect their account
Additionally, customers can also set up a limit on how much they can spend each month



Tag:2310 K,5206 RS,7232 B


Shipping & Delivery

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.


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Product Categories
  • SKF Bearing
    • SKF Cylindrical Roller Bearings
    • SKF Spherical roller bearing
    • SKF Angular contact bearing
    • SKF Deep groove ball bearing
    • SKF Tapered Roller Bearing
    • SKF Self-aligning ball bearing
  • NSK Bearing
    • NSK Spherical Roller Bearings
  • FAG Bearing
    • FAG Tapered roller bearing
    • FAG Thrust roller bearing
    • FAG Angular contact ball bearing
    • FAG Cylindrical roller bearing
    • FAG Spherical Roller Bearings
    • FAG Deep groove ball bearing
  • TIMKEN Bearing
    • TIMKEN Spherical roller bearing
    • Timken Tapered Roller Bearings
  • INA Bearing
    • INA Needle bearing
    • INA Joint bearing
  • NTN Bearing
    • NTN Deep groove ball bearing
    • NTN Angular contact ball bearing
  • KOYO Bearing
    • KOYO Deep groove ball bearing
    • KOYO Spherical Roller Bearing
    • KOYO Cylindrical roller bearing
  • Bearing product series
Product tags
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Since 2011 , Hongkong NKF Machinery Co.,Limited. committed to be famous bearing distributor , nowadays , Hongkong NKF Machinery Co.,Limited. already build cooperative partnership with world famous authorised bearing manufacturer or distributor , such as Sweden SKF bearings, Germany FAG/INA bearings, Japan NSK bearings, Japan NTN bearings, Japan IKO bearings, Japan KOYO bearings,and USA TIMKEN bearings .

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Contact us

Hongkong NKF Machinery Co.,Limited.

 Mobile: 00852- 54978621

 E-mall: sales@to-buy-bearings.com

 Whatsapp: 00852- 54978621

 Wechat: 00852- 54978621

 Skype: wxnkfwxnkf


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  • Menu
  • Categories
    • Home
    • About us
    • Products
      • SKF Bearing
        • SKF Cylindrical Roller Bearings
        • SKF Spherical roller bearing
        • SKF Angular contact bearing
        • SKF Deep groove ball bearing
        • SKF Tapered Roller Bearing
        • SKF Self-aligning ball bearing
      • NSK Bearing
        • NSK Spherical Roller Bearings
      • FAG Bearing
        • FAG Tapered roller bearing
        • FAG Thrust roller bearing
        • FAG Angular contact ball bearing
        • FAG Cylindrical roller bearing
        • FAG Spherical Roller Bearings
        • FAG Deep groove ball bearing
      • TIMKEN Bearing
        • TIMKEN Spherical roller bearing
        • Timken Tapered Roller Bearings
      • INA Bearing
        • INA Needle bearing
        • INA Joint bearing
      • NTN Bearing
        • NTN Deep groove ball bearing
        • NTN Angular contact ball bearing
      • KOYO Bearing
        • KOYO Deep groove ball bearing
        • KOYO Spherical Roller Bearing
        • KOYO Cylindrical roller bearing
      • Bearing product series
    • News
    • Download
    • Contact us
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