Place of Origin | Hongkong.china |
Type | BALL |
Structure | Deep Groove |
Model Number | 608 |
Seals Type | ZZ ZRS |
Product name | 6218-Z |
Material | Chrome Steel |
Application | Machinery |
Size | 4* 14* 5mm |
Weight | 0.01kg |
Samples | Support |
Feature | Low Noise. Long Life |
Package | Box |
Lubrication | Lubricating oil |
Service | OEM Customized Services |
Packaging Details | 1. tube packing 2. single box packing 3. pallet packing 4. free sample ,delivery cost by buyer |
Supply Ability | 9463 Piece/Pieces per Day |
Quantity (pieces) | > 55386 |
Lead time (days) | 3~11 days |
Bore Size | 72.62 - 87 mm |
Precision Rating | P0 P6 P5 P4 P2 |
Number of Row | Single row |
Applicable Industries | Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Home Use, Retail, Construction works , Energy & Mining, Other |
6218-Z bearings FAQs Guide Our 6218-Z 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 6218-Z 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 do you ensure proper 6218-Z bearings alignment?
3.What factors should be considered when choosing a 6218-Z bearings?
4.What is the difference between precision and non-precision 6218-Z bearings?
5.Can 6218-Z bearings be used for high-temperature applications?
6.About 6218-Z bearings technology
7.What is the role of a 6218-Z bearings cage or retainer?
8.How do you troubleshoot 6218-Z bearings issues?
9.Can 6218-Z bearingss support both radial and axial loads?
10.About 6218-Z bearings raw materials
11.Can 6218-Z bearings handle high shock and impact loads?
12.What is the advantage of using tapered roller 6218-Z bearings?
13.How do you calculate the required 6218-Z bearings size for a specific load condition?
14.How do you inspect a 6218-Z bearings for wear and damage?
15.What are the common materials used to make 6218-Z bearings?
16.About 6218-Z bearings inventory
1.What are the advantages of using ceramic 6218-Z bearingss?
We should enjoy a good reputation in the industry, and we can increase the added value of the products of cooperative customers through technological innovation
1
Low friction: Ceramic bearings have a much lower coefficient of friction than steel bearings, which means they require less energy to move and can reduce wear and tear on other components
2
Lightweight: Ceramic bearings are much lighter than steel bearings, which can reduce the overall weight of a machine or device
3
High temperature resistance: Ceramic bearings can withstand higher temperatures than steel bearings, making them ideal for applications that require high temperatures
4
Corrosion resistance: Ceramic bearings are highly resistant to corrosion, making them ideal for applications that require exposure to harsh chemicals or environments
5
Longer life: Ceramic bearings have a much longer lifespan than steel bearings, which can reduce maintenance costs and downtime
2.How do you ensure proper 6218-Z bearings alignment?
1
Use a dial indicator to measure the runout of the bearing and shaft
2
Use a straight edge to check for parallelism between the bearing and the shaft
3
Use a feeler gauge to check for the proper gap between the bearing and the shaft
4
Use a laser alignment tool to measure the angularity between the bearing and the shaft
5
Use shims to adjust the bearing alignment if necessary
6
Use a bearing alignment tool to ensure the bearing is properly aligned
3.What factors should be considered when choosing a 6218-Z bearings?
We should have a stable supply chain and logistics capabilities, and provide customers with high -quality, low -priced 6218-Z 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
4.What is the difference between precision and non-precision 6218-Z 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
5.Can 6218-Z 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

6.About 6218-Z bearings technology
Bearing technology is the science and engineering of designing, manufacturing, and using bearings
Bearings are components used to reduce friction between two moving parts, allowing them to move more freely and efficiently
Bearings are used in a wide variety of applications, from automotive and aerospace to medical and industrial
7.What is the role of a 6218-Z bearings cage or retainer?
A bearing cage or retainer is a component of a bearing assembly that helps to keep the rolling elements in place and evenly spaced
It also helps to reduce friction and noise, and can help to protect the bearing from dirt and debris
8.How do you troubleshoot 6218-Z 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
9.Can 6218-Z 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 6218-Z 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
10.About 6218-Z 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

11.Can 6218-Z bearings handle high shock and impact loads?
Yes, bearings can handle high shock and impact loads, depending on the type of bearing
Some bearings are specifically designed to handle high shock and impact loads, such as spherical roller bearings, tapered roller bearings, and angular contact ball bearings
12.What is the advantage of using tapered roller 6218-Z bearings?
The main advantage of using tapered roller bearings is that they can handle both radial and axial loads
They are also able to handle high loads and have a long service life
Tapered roller bearings are also able to operate at high speeds and are relatively low maintenance
13.How do you calculate the required 6218-Z bearings size for a specific load condition?
We focus on innovation and continuous improvement to maintain a competitive advantage
The required bearing size for a specific load condition can be calculated using the following formula:
Bearing size = (Load x Bearing Factor) / (Bearing Life x RPM)
Where:
Load = The load applied to the bearing in pounds
Bearing Factor = A factor determined by the bearing manufacturer
Bearing Life = The expected life of the bearing in hours
RPM = The speed of the bearing in revolutions per minute
14.How do you inspect a 6218-Z bearings for wear and damage?
We continuously upgrade our skills and knowledge to adapt to changing 6218-Z market needs
1
Visually inspect the bearing for signs of wear, such as discoloration, scoring, or pitting
2
Check for any signs of corrosion or rust
3
Check for any signs of damage, such as cracks, chips, or dents
4
Check for any signs of misalignment or excessive play
5
Check for any signs of oil or grease leakage
6
Check for any signs of excessive heat or vibration
7
Check for any signs of abnormal noise or vibration
8
Check for any signs of bearing failure, such as excessive noise or vibration
15.What are the common materials used to make 6218-Z bearings?
Our company has many years of 6218-ZBearings 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

16.About 6218-Z bearings inventory
Bearing inventory is a list of bearings that are available for purchase or use in a particular application
It includes information such as the type of bearing, its size, its load capacity, and its lubrication requirements
Bearing inventory is important for ensuring that the right bearing is used for the right application
It also helps to ensure that the bearings are properly maintained and replaced when necessary
Tag:NJ2319E FAG,53222U,B71904AC-2RZ
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.