Applicable Industries | Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Retail, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Other |
Bore Size | 8 - 28 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 | 71940AC |
ID Dia | 10- 21mm |
Thickness | 3-16mm |
Bearing type | Ball Bearing |
Stock | Rich |
OEM | Accept |
Delivery time | 7 Days |
Package | Tube / Carton Box |
Number of Row | Double row |
Supply Ability | 101825 Piece/Pieces per Month |
Quantity (pieces) | 5432 - 8195 |
Lead time (days) | 11 |
NJ2318E bearings FAQs Guide Our NJ2318E 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 NJ2318E 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 NJ2318E bearings help in weight reduction for equipment?
3.How do NJ2318E bearings contribute to noise reduction in machinery?
4.What is the recommended maintenance schedule for NJ2318E bearings?
5.Can NJ2318E bearings be reused after being removed from machinery?
6.What is the process of mounting and dismounting NJ2318E bearings?
7.What is the role of seals and shields in NJ2318E bearings protection?
8.What are the common materials used to make NJ2318E bearings?
9.What are the differences between sealed and open NJ2318E bearingss?
10.What is the purpose of a NJ2318E bearings?
11.How do you ensure proper NJ2318E bearings alignment?
12.What are the factors that affect NJ2318E bearings service life?
13.About NJ2318E bearings production skills training
14.How do NJ2318E bearingss handle high-speed rotations?
1.About NJ2318E bearings patent
A bearing patent is a patent that covers the design and/or function of a bearing
Bearings are mechanical components that are used to reduce friction between two moving parts
They are used in a wide variety of applications, from automotive engines to industrial machinery
Bearing patents are typically filed by manufacturers of bearings or by inventors who have developed a new bearing design
2.How do NJ2318E 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 NJ2318E bearings contribute to noise reduction in machinery?
Our products & services cover a wide range of areas and meet the needs of different fields
Bearings reduce noise in machinery by providing a smooth, low-friction surface for the moving parts to glide over
This reduces the amount of vibration and friction between the parts, which in turn reduces the amount of noise generated
Additionally, bearings can be designed to absorb some of the noise generated by the machinery, further reducing the overall noise level

4.What is the recommended maintenance schedule for NJ2318E bearings?
The recommended maintenance schedule for bearings depends on the type of bearing and the application
Generally, bearings should be inspected and lubricated at least once a year, or more frequently if the application is in a harsh environment
Additionally, bearings should be replaced when they show signs of wear or damage
5.Can NJ2318E 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
6.What is the process of mounting and dismounting NJ2318E 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

7.What is the role of seals and shields in NJ2318E bearings protection?
We are centered on customers and always pay attention to customers' needs for NJ2318E 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
8.What are the common materials used to make NJ2318E bearings?
Our company has many years of NJ2318EBearings 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
9.What are the differences between sealed and open NJ2318E bearingss?
We attach importance to the innovation ability and team spirit of employees, have advanced R & D facilities and laboratories, and have a good quality management system
Sealed bearings are designed to keep out dirt, dust, and other contaminants, while open bearings are not
Sealed bearings are typically more expensive than open bearings, but they are also more reliable and require less maintenance
Sealed bearings are also better suited for applications that require protection from the environment, such as in wet or dusty conditions
Open bearings are typically used in applications where the environment is not a factor, such as in low-speed applications

10.What is the purpose of a NJ2318E bearings?
We have a wide range of NJ2318EBearings customer groups and establishes long -term cooperative relationships with partners
The countries we provide services include
A bearing is a machine element that is used to reduce friction between moving parts
It is typically used to allow parts to move relative to each other in a smooth, low-friction manner
Bearings are used in a wide variety of applications, including automotive, aerospace, and industrial machinery
11.How do you ensure proper NJ2318E 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
12.What are the factors that affect NJ2318E 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

13.About NJ2318E bearings production skills training
Bearing production skills training is a type of training that focuses on teaching workers the skills needed to produce bearings
This type of training is important for any company that produces bearings, as it ensures that the bearings are produced to the highest quality standards
The training covers topics such as bearing design, manufacturing processes, quality control, and safety
It also covers topics such as bearing selection, installation, and maintenance
The training is typically conducted by experienced professionals who have a deep understanding of the bearing industry
14.How do NJ2318E bearingss handle high-speed rotations?
Being one of the top NJ2318EBearings manufacturers in China, We attach great importance to this detail
Bearings are designed to handle high-speed rotations by reducing friction and allowing the rotating parts to move freely
They are typically made of hardened steel and contain rolling elements such as balls or rollers that reduce friction and allow the parts to move smoothly
The rolling elements are separated by a lubricant, which helps to reduce friction and heat buildup
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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.