sales@to-buy-bearings.com
sales@to-buy-bearings.com
00852- 54978621
  • 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
Menu
Home >> Products >> Bearing product series
Previous product
6221-RZ KOYO
Back to products
Next product
6221-Z KOYO
6221-RZ
Click to enlarge

6221-RZ

6221-RZ bearing

INQUIRE NOW
Category: Bearing product series
Share
  • Description
  • Shipping & Delivery
Description
NKF is a renowned supplier of high-quality ball bearings, mounted bearings and spherical roller bearings. Our products are widely used in Wind turbines,Textile industry,Audio and video equipment and other fields. We pride ourselves on providing product knowledge, application expertise, quality control and service. NKF is a rapidly growing ball bearing trading company, aligning ball bearings, angular contact ball bearings, cylindrical roller bearings, tapered roller bearings, thrust ball bearings, needle roller bearings, spherical plain bearings, slew bearings, slew bearings, split bearings Bearings, thin-walled bearings, seated bearings, spherical roller bearings, and has rich working experience in various bearings.


Product Name
6221-RZ
Material
Chrome Steel, GCR15
Type
OPEN, 2RS, ZZ, NR, BL
Size
d:3-6mm,D:9- -9mm
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
40--66
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
38393 Piece/Pieces per Week Bearing
Quantity (pieces)
1 - 11
Lead time (days)
16
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-RZ bearings FAQs Guide Our 6221-RZ 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-RZ 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.About 6221-RZ bearings quality system
2.How do you troubleshoot 6221-RZ bearings issues?
3.Can 6221-RZ bearings be customized for specific applications?
4.About 6221-RZ bearings production equipment
5.What are the common materials used to make 6221-RZ bearings?
6.How do 6221-RZ bearings contribute to machine efficiency?
7.About 6221-RZ bearings raw materials
8.Can 6221-RZ bearings be reused after being removed from machinery?
9.How do 6221-RZ bearings handle shock and vibration?
10.How can overloading affect 6221-RZ bearings life?
11.How do you select the right grease for a 6221-RZ bearings?
12.How do 6221-RZ bearings contribute to machine reliability and uptime?
13.What is the difference between precision and non-precision 6221-RZ bearings?

1.About 6221-RZ bearings quality system

certification Bearing quality system certification is a process that ensures that a bearing manufacturer meets the requirements of a quality management system
This certification is typically done by an independent third-party organization, such as the International Organization for Standardization (ISO)
The certification process involves a thorough review of the bearing manufacturer's quality management system, including its processes, procedures, and documentation
The certification process also includes an on-site audit of the bearing manufacturer's facilities and processes
The certification is designed to ensure that the bearing manufacturer is producing bearings that meet the highest quality standards

2.How do you troubleshoot 6221-RZ bearings issues?

We have advantages in marketing and channel expansion
Suppliers have established good cooperative relations, continuously improved workflows, improved efficiency and productivity, and provided customers with high -quality products and services
1
Inspect the bearing for signs of wear or damage
2
Check the lubrication levels and condition of the bearing
3
Check the alignment of the bearing and its components
4
Check the mounting and installation of the bearing
5
Check the operating environment of the bearing
6
Check the speed and load of the bearing
7
Check the vibration levels of the bearing
8
Check the temperature of the bearing
9
Check the noise levels of the bearing
10
Check the electrical connections of the bearing

3.Can 6221-RZ 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

4.About 6221-RZ bearings production equipment

Bearing production equipment is used to manufacture bearings, which are components used in a variety of machines and equipment
This equipment is used to produce bearings of various sizes and shapes, and can include machines such as lathes, grinders, and presses
The equipment is used to shape and finish the bearing components, and to assemble them into a complete bearing
The equipment is also used to test the bearings for quality and accuracy

5.What are the common materials used to make 6221-RZ bearings?

Our company has many years of 6221-RZBearings experience and expertise
The most common materials used to make bearings are steel, stainless steel, brass, bronze, and plastic
Steel is the most common material used for bearings due to its strength and durability
Stainless steel is also popular due to its corrosion resistance
Brass and bronze are used for their strength and wear resistance
Plastic bearings are used in applications where weight and cost are important factors

What are the common materials used to make 6221-RZ bearings?

6.How do 6221-RZ bearings contribute to machine efficiency?

We have established a good reputation and reliable partnerships within the 6221-RZ 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

7.About 6221-RZ bearings raw materials

Bearing raw materials are typically made from steel, bronze, brass, and other metals
They are used to make bearings, which are components that allow two parts to move relative to each other while reducing friction
The raw materials are typically machined to precise specifications to ensure that the bearings are able to perform their intended function

8.Can 6221-RZ bearings be reused after being removed from machinery?

We have been working hard to improve service quality and meet customer needs
Yes, bearings can be reused after being removed from machinery, provided they are in good condition and have not been damaged
However, it is important to inspect the bearings for any signs of wear or damage before reusing them

9.How do 6221-RZ bearings handle shock and vibration?

We are a new 6221-RZBearings manufacturer
Bearings are designed to handle shock and vibration by using a combination of materials and design features
The bearing components are typically made of hardened steel, which is able to withstand high levels of shock and vibration
The bearing design also includes features such as lubrication grooves, which help to reduce friction and wear, and internal clearance, which helps to absorb shock and vibration

10.How can overloading affect 6221-RZ 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

How can overloading affect 6221-RZ bearings life?

11.How do you select the right grease for a 6221-RZ 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

12.How do 6221-RZ bearings contribute to machine reliability and uptime?

Bearings are essential components of machines, providing support and allowing for smooth, efficient operation
They help to reduce friction, minimize wear and tear, and reduce noise and vibration
By reducing friction, bearings help to increase machine reliability and uptime by reducing the likelihood of breakdowns and malfunctions
Additionally, bearings help to reduce energy consumption, which can help to reduce operational costs

13.What is the difference between precision and non-precision 6221-RZ bearings?

We have a first -class management team, and we pay attention to teamwork to achieve common goals
Precision bearings are designed to provide higher levels of accuracy, repeatability, and durability than non-precision bearings
Precision bearings are typically used in applications that require higher levels of accuracy and repeatability, such as in medical and aerospace applications
Non-precision bearings are designed for general-purpose applications and are typically less expensive than precision bearings
Non-precision bearings are typically used in applications that do not require high levels of accuracy or repeatability, such as in automotive and industrial applications



Tag:33205JR,63082RU,6321-2RZ


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.


Related products

Placeholder
Quick view
Close

INA NK 14/16 Bearing

INA Needle bearing
Placeholder
Quick view
Close

FAG 21322E·TVPB Bearing

FAG Spherical Roller Bearings
Placeholder
Quick view
Close

6317-2Z bearing , supply rage 5~1800 d, 7~1900D, 5~100B, 4.5800~500.98 Dynamic CR, 1.9700~ 500 Static Cor, Speed PRM 1000-180000, Weight 0.001~ 8000KGS

Bearing product series
Placeholder
Quick view
Close

3306A-2Z FAG

Bearing product series
close
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
Connect Your Samples Soon
INQUIRE NOW

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 .

Product Categories
  • Home
  • About us
  • Products
  • News
  • SKF Bearing
  • NSK Bearing
  • FAG Bearing
  • TIMKEN Bearing
  • INA Bearing
  • NTN Bearing
  • KOYO Bearing
  • Bearing product series
Recent Posts
  • What is the difference between SKF Bearing and NSK Bearing?
    What is the difference between SKF Bearing and NSK Bearing?
  • Introduction: the Bearing manufacturer
    Introduction: the Bearing manufacturer
  • What material is best for SKF Bearing?
    What material is best for SKF Bearing?
  • What are the main product lines of NSK Bearing?
    What are the main product lines of NSK Bearing?
  • What are the installation requirements for NSK Bearing?
    What are the installation requirements for NSK Bearing?
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


Hongkong NKF Machinery Co.,Limited. All Rights Reserved.
  • 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
    Menu
    phone Phone
    Whatsapp WhatsAPP
    Email Email