Place of Origin | Hongkong.china |
Type | BALL |
Structure | Deep Groove |
Model Number | 608 |
Seals Type | ZZ ZRS |
Product name | 6311-Z |
Material | Chrome Steel |
Application | Machinery |
Size | 6* 15* 6mm |
Weight | 0.02kg |
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 | 6909 Piece/Pieces per Day |
Quantity (pieces) | > 62090 |
Lead time (days) | 5~13 days |
Bore Size | 63.68 - 86 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 |
6311-Z bearings FAQs Guide Our 6311-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 6311-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 6311-Z bearings help in weight reduction for equipment?
3.How do you select the right 6311-Z bearings for a specific application?
4.What is the role of a 6311-Z bearings cage or retainer?
5.Can 6311-Z bearings handle high shock and impact loads?
6.What are the common materials used to make 6311-Z bearings?
7.What are the safety precautions to be taken while handling 6311-Z bearings?
8.How do you calculate the required 6311-Z bearings size for a specific load condition?
9.Can 6311-Z bearings be preloaded for increased stiffness?
10.What are the factors that affect 6311-Z bearings service life?
11.How do you identify the cause of abnormal 6311-Z bearings noise?
12.What are the benefits of using self-aligning 6311-Z bearings?
13.What is the role of seals and shields in 6311-Z bearings protection?
14.About 6311-Z bearings MOQ
1.About the scale of 6311-Z 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
2.How do 6311-Z bearings help in weight reduction for equipment?
Bearings help reduce weight in equipment by reducing friction and allowing components to move more freely
This reduces the amount of energy needed to move the equipment, which in turn reduces the overall weight of the equipment
Additionally, bearings can be made from lightweight materials such as aluminum or plastic, which further reduces the weight of the equipment
3.How do you select the right 6311-Z bearings for a specific application?
We have a professional team that is committed to the innovation and development of 6311-Z
1
Identify the load type and size: Determine the type and size of the load that the bearing will be supporting
This will help you determine the type of bearing that is best suited for the application
2
Consider the environment: Consider the environment in which the bearing will be used
This will help you determine the type of material and lubrication that is best suited for the application
3
Calculate the bearing size: Calculate the bearing size based on the load type and size, as well as the environment
This will help you determine the size of the bearing that is best suited for the application
4
Select the bearing type: Select the type of bearing that is best suited for the application based on the load type, size, and environment
5
Consider the bearing design: Consider the bearing design and features that are best suited for the application
This will help you determine the type of bearing that is best suited for the application
4.What is the role of a 6311-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

5.Can 6311-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
6.What are the common materials used to make 6311-Z bearings?
Our company has many years of 6311-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
7.What are the safety precautions to be taken while handling 6311-Z bearings?
1
Wear protective gloves and safety glasses when handling bearings
2
Use a hoist or other lifting device to move heavy bearings
3
Keep bearings away from moisture and extreme temperatures
4
Use a clean, dry cloth to wipe off any dirt or debris from the bearing
5
Use a bearing puller to remove bearings from their housings
6
Inspect bearings for any signs of wear or damage before installation
7
Use the correct tools and techniques when installing bearings
8
Securely fasten bearings in their housings
9
Lubricate bearings according to the manufacturer’s instructions
10
Regularly inspect bearings for signs of wear or damage
8.How do you calculate the required 6311-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

9.Can 6311-Z bearings be preloaded for increased stiffness?
We are a professional 6311-ZBearings 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
10.What are the factors that affect 6311-Z bearings service life?
1
Bearing type: Different types of bearings have different service lives
2
Operating conditions: The operating conditions of the bearing, such as speed, load, temperature, and lubrication, can affect its service life
3
Quality of the bearing: The quality of the bearing, such as the material used and the manufacturing process, can affect its service life
4
Maintenance: Regular maintenance and inspection of the bearing can help to extend its service life
5
Environment: The environment in which the bearing is used can affect its service life
11.How do you identify the cause of abnormal 6311-Z bearings noise?
1
Listen to the noise: Identify the type of noise (e
g
squealing, grinding, etc
) and the frequency of the noise
2
Inspect the bearing: Look for signs of wear, corrosion, or other damage
3
Check the lubrication: Make sure the bearing is properly lubricated and that the lubricant is not contaminated
4
Check the alignment: Make sure the bearing is properly aligned and that the shaft is not bent or misaligned
5
Check the load: Make sure the bearing is not overloaded or underloaded
6
Check the speed: Make sure the bearing is not running too fast or too slow
7
Check the environment: Make sure the bearing is not exposed to excessive heat, vibration, or other environmental factors
12.What are the benefits of using self-aligning 6311-Z bearings?
We have advanced production equipment and technology to meet the needs of customers, and can provide customers with high quality, low priced 6311-Z products
1
Self-aligning bearings are designed to compensate for misalignment between the shaft and the housing, which can occur due to manufacturing tolerances, installation errors, or thermal expansion
This helps to reduce wear and tear on the bearing and the shaft, and can extend the life of the bearing
2
Self-aligning bearings are also designed to reduce vibration and noise, which can be beneficial in applications where noise is a concern
3
Self-aligning bearings are also more tolerant of shock loads, which can be beneficial in applications where shock loads are present
4
Self-aligning bearings are also easier to install and maintain, as they do not require precise alignment during installation

13.What is the role of seals and shields in 6311-Z bearings protection?
We are centered on customers and always pay attention to customers' needs for 6311-Z products
Seals and shields are used to protect bearings from dirt, dust, and other contaminants
They also help to keep lubricants in and contaminants out, and can help to reduce friction and wear
Seals and shields can also help to reduce noise and vibration, and can help to extend the life of the bearing
14.About 6311-Z bearings MOQ
The minimum order quantity (MOQ) for bearings will vary depending on the type of bearing and the manufacturer
Generally, the MOQ for standard bearings is between 1 and 10 pieces, while the MOQ for custom bearings can be much higher
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.