China factory Single Row Angular Contact Ball Bearing 7307 AC bearing distributors

Product Description

Product Description

We are the professional Single Row Angular Contact Ball Bearings, Angular contact ball bearing manufacturer in China. We can produce Single Row Angular Contact Ball Bearings, Angular contact ball bearing to your requirements. If you want get more types of Single Row Angular Contact Ball Bearings, Angular contact ball bearing please contact us!

OVERALL DIMENSION
B TYPE AC TYPE C TYPE d D B
723B 723AC 723C 3 10 4
724B 724AC 723C 4 13 5
725B 725AC 725C 5 16 5
726B 726AC 726C 6 19 6
707B 707AC 707C 7 19 6
727B 727AC 727C 7 22 7
708B 708AC 708C 8 22 7
728B 728AC 728C 8 24 8
709B 709AC 709C 9 24 7
729B 729AC 729C 9 26 8
7000B 7000AC 7000C 10 26 8
7200B 7200AC 7200C 10 30 9
7001B 7001AC 7001C 12 28 8
7201B 7201AC 7201C 12 32 10
7301B 7301AC 7301C 12 37 12
7002B 7002AC 7002C 15 32 9
7202B 7202AC 7202C 15 35 11
7302B 7302AC 7302C 15 42 13
7003B 7003AC 7003C 17 35 10
7203B 7203AC 7203C 17 40 12
7303B 7303AC 7303C¡ ¡ 17 47 14
7004B 7004AC 7004C¡ ¡ ¡ ¡ 20 42 12
7204B 7204AC 7204C¡ ¡ 20 47 14
7304B 7304AC 7304C 20 52 15
7005B 7005AC 7005C 25 47 12
7205B 7205AC 7205C 25 52 15
7305B 7305AC 7305C 25 62 17
7006B 7006AC 7006C 30 55 13
7206B 7206AC 7206C 30 62 16
7306B 7306AC 7306C 30 72 19
7007B 7007AC 7007C 35 62 14
7207B 7207AC 7207C 35 72 17
7307B 7307AC 7307C 35 80 21
7008B 7008AC 7007C 40 68 15
7208B 7208AC 7208C 40 80 18
7308B 7308AC 7308C 40 90 23
7009B 7009AC 7009C 45 75 16
7209B 7209AC 7209C 45 85 19
7309B 7309AC 7309C 45 100 25
7571B 7571AC 7571C 50 80 16
7210B 7210AC 7210C 50 90 20
7310B 7310AC 7310C 50 110 27
7011B 7011AC 7011C 55 90 18
7211B 7211AC 7211C 55 100 21
7311B 7311AC 7311C 55 120 29
7012B 7012AC 7012C 60 95 18
7212B 7212AC 7212C 60 110 22
7312B 7312AC 7312C 60 130 31
7013B 7013AC 7013C 65 100 18
7213B 7213AC 7213C 65 120 23
7313B 7313AC 7313C 65 140 33
7014B 7014AC 7014C 70 110 20
7214B 7214AC 7214C 70 125 24
7314B 7314AC 7314C 70 150 35
7015B 7015AC 7015C 75 115 20
7215B 7215AC 7215C 75 130 25
7315B 7315AC 7315C 75 160 37
7016B 7016AC 7016C 80 125 22
7216B 7216AC 7216C 80 140 26
7316B 7316AC 7316C 80 170 39
7017B 7017AC 7017C 85 130 22
7217B 7217AC 7217C 85 150 28
7317B 7317AC 7317C 85 180 41
7018B 7018AC 7018C 90 140 24
7218B 7218AC 7218C 90 160 30
7318B 7318AC 7318C 90 190 43
7019B 7019AC 7019C 95 145 24
7219B 7219AC 7219C 95 170 32
7319B 7319AC 7319C 95 200 45
7571B 7571AC 7571C 100 150 24
7220B 7220AC 7220C 100 180 34
7320B 7320AC 7320C 100 215 47

Packaging & Shipping

Packing : 1)Tube packing + Neutral Carton + Wooden pallet

                 2) Acoording to customer’s requirement

 

Why Choose Us

TECHNICAL SKILLS

The company currently has more than 100 employees, including more than 50 professional technicians, over 10 engineers, and over 10 elite salesperson.

PRODUCTION

The monthly output of insert bearing is expected to be 450,000-500,000 with 6 main production lines; the deep groove, and the monthly output of deep groove ball is expected to be 350,000-400,000 sets with 3 production lines.

TRANSPORT

we usually offer sea freight shipping since we are very close to HangZhou Port and ZheJiang Port. Of course, for urgent order, it is also very convenient for us to choose the air and train freight or other options.

AFTER SALES SERVICE

We will reply to you within 2 hours after receiving the inquiry on working days.we mainly do custom products, we develop and produce products according to drawings or samples provided by customers.

About Us

HangZhou HangZhou Bearing Co., Ltd., established in 1994 stands right at the prime location of the Yangtze River Delta. Specialized in the production of high-quality deep groove ball bearings and insert bearings. It has emerged as a modern company integrating product development, design, manufacturing, sales and service. It can produce bearings with an inner diameter of 3mm to 100mm and customize various non-standard products with highly-automated equipment, stable quality, and complete testing methods ensuring the quality of its products.

With the vigorous development of the foreign trade department, our business in bearing production and sales in 2018 far exceeded 20 million US dollars, and the products were sold in more than 50 countries and regions.
 

The company has established a modernized enterprise management system, pooling talents in various fields to make the company more humane, informatized and international with the ISO9001 quality management system being introduced to the production process to enhance its competitiveness. In 2017, the ISO/TS16949 quality management system was also introduced to seek further development in richer application field.
 

Taking “integrity; service; cooperation; CZPT ” as the core values, and “customer first, order primacy” as its working philosophy, adhering to the vision of becoming China’s best bearing supplier, while satisfying the customers and helping employees achieve their dreams, it is constantly heading towards the goal of “get the world move with Chinese Bearings “.

 

 

FAQ

[Q:]1. How soon can we get a reply after we send you an inquiry??
[A:]  We will reply you within 2 hours after receiving the inquiry on working days.

[Q:]2. Are you a manufacturer or a trading company??
[A:]  We have our own factory, covering an area of more than 12,000 square meters, and we also have our own international trade department, our products are self-produced and self-sold.

[Q:]4.What products do you offer??
[A:]  Deep groove ball bearings, insert bearings, pillow block, tapered roller bearings, thrust ball bearings, angular contact bearings, self-aligning roller bearing, etc.

[Q:]5.Which applications your products are mainly involved??
[A:]  Our products cover almost all applicable fields of equipment manufacturing and machinery manufacturing industry, mainly includingrailways, trucks, construction machinery, mining machinery, forklifts, agricultural machinery, ships, petroleum machinery, power accessories, electromechanical hardware tools

[Q:]6. Can you make customized products??
[A:]  Yes, we mainly do customized products, we develop and produce products according to drawings or samples provided by customers.

[Q:]7. What is the production capacity of your company??
[A:]  The monthly output of insert bearing is expected to be 450,000-500,000 with 6 main production lines; the deep groove, and the monthly output of deep groove ball is expected to be 350,000-400,000 sets with 3 production lines.

[Q:]8. What is the total number of your employees , and how many of them are technicians.?
[A:]  The company currently has more than 100 employees, including more than 50 professional technicians, over 10 engineers, and over 10 elite salesperson.

[Q:]9.How does your company ensure the quality of the products.?
[A:]  First of all, we will have corresponding inspections after each process. For the final products, we will do 100% inspection according to customer requirements and international standards; Then, we have advanced and complete top-level testing equipment in the industry: spectrum analyzer, metallographic microscope, universal tensile testing machine, low temperature impact testing machine, X-ray flaw detector, magnetic particle flaw detector, ultrasonic flaw detector, coordinate measuring instrument, image Measuring instrument, etc. The above equipment can fully guarantee the high-precision finished castings of the finished parts, and at the same time ensure the customer’s comprehensive testing requirements for physical and chemical properties, non-destructive testing and high-precision geometrical dimensions.

[Q:]10.what is the payment method??
[A:]  When you quote, we will confirm with you the trading method, FOB, CIF, CNF or other methods. In mass production, we usually pay 30% advance payment first, then see the balance of the bill of lading. Most of the payment methods are T/T, of course, L/C is also acceptable.

[Q:]11.How the goods are delivered to customers??
[A:]  we usually offer sea freight shipping since we are very close to HangZhou Port and ZheJiang Port. Of course, for urgent order, it is also very convenient for us to choose the air and train freight or other options.

[Q:]12.Where are your products mainly exported to??
[A:]  Our products are exported to dozens of foreign countries mainly including Germany, Italy, the United States, Austria, Slovakia, Slovenia, Sweden, Ukraine, Poland, Russia, Canada, Brazil, India, Turkey, Iran, Vietnam.

RUN YOUR DREAMS WITH NSJ  !

 

Contact Angle: 15°
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Customization:
Available

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Customized Request

bearing

How to Replace a Bearing

If you want to select a bearing for a specific application, you should know a few basics. This article will give you an overview of ball, angular contact, and sliding-contact bearings. You can choose a bearing according to the application based on the characteristics of its material and preload. If you are not sure how to choose a bearing, try experimenting with it. The next step is to understand the Z-axis, which is the axes along which the bearing moves.

Z axis

When it comes to replacing your Z axis bearing, there are several things you must know. First, you need to make sure that the bearings are seated correctly. Then, you should check the tension and rotation of each one. To ensure that both bearings are equally tensioned, you should flex the Core to the desired angle. This will keep the Z axis perpendicular to the work surface. To do this, first remove the Z axis bearing from its housing and insert it into the Z axis motor plate. Next, insert the flanged bearing into the Z axis motor plate and secure it with two M5x8mm button head cap screws.
Make sure that the bearing plate and the Z Coupler part are flush and have equal spacing. The spacing between the two parts is important, as too much spacing will cause the leadscrew to become tight. The screws should be very loose, with the exception of the ones that engage the nylocks. After installing the bearing, the next step is to start the Z axis. Once this is done, you’ll be able to move it around with a stepper.

Angular contact

Ball bearings are made with angular contacts that result in an angle between the bearing’s races. While the axial load moves in one direction through the bearing, the radial load follows a curved path, tending to separate the races axially. In order to minimize this frictional effect, angular contact bearings are designed with the same contact angle on the inner and outer races. The contact angle must be chosen to match the relative proportions of the axial and radial loads. Generally, a larger contact angle supports a higher axial load, while reducing radial load.
Ball bearings are the most common type of angular contact bearings. Angular contact ball bearings are used in many applications, but their primary purpose is in the spindle of a machine tool. These bearings are suitable for high-speed, precision rotation. Their radial load capacity is proportional to the angular contact angle, so larger contact angles tend to enlarge with speed. Angular contact ball bearings are available in single and double-row configurations.
Angular contact ball bearings are a great choice for applications that involve axial loads and complex shapes. These bearings have raceways on the inner and outer rings and mutual displacement along the axial axis. Their axial load bearing capacity increases as the contact Angle a rises. Angular contact ball bearings can withstand loads up to five times their initial weight! For those who are new to bearings, there are many resources online dedicated to the subject.
Despite their complexity, angular contact ball bearings are highly versatile and can be used in a wide range of applications. Their angular contact enables them to withstand moderate radial and thrust loads. Unlike some other bearings, angular contact ball bearings can be positioned in tandem to reduce friction. They also feature a preload mechanism that removes excess play while the bearing is in use.
Angular contact ball bearings are made with different lubricants and cage materials. Standard cages for angular contact ball bearings correspond to Table 1. Some are machined synthetic resins while others are molded polyamide. These cage materials are used to further enhance the bearing’s axial load capacity. Further, angular contact ball bearings can withstand high speeds and radial loads. Compared to radial contact ball bearings, angular contact ball bearings offer the greatest flexibility.

Ball bearings

bearing
Ball bearings are circular structures with two separate rings. The smaller ring is mounted on a shaft. The inner ring has a groove on the outer diameter that acts as a path for the balls. Both the inner and outer ring surfaces are finished with very high precision and tolerance. The outer ring is the circular structure with the rolling elements. These elements can take many forms. The inner and outer races are generally made of steel or ceramic.
Silicon nitride ceramic balls have good corrosion resistance and lightweight, but are more expensive than aluminum oxide balls. They also exhibit an insulating effect and are self-lubricating. Silicon nitride is also suitable for high-temperature environments. However, this type of material has the disadvantage of wearing out rapidly and is prone to cracking and shattering, as is the case with bearing steel and glass. It’s also less resistant to heat than aluminum oxide, so it’s best to buy aluminum nitride or ceramic ball bearings for applications that are subjected to extremely high temperatures.
Another type of ball bearings is the thrust bearing. It has a special design that accommodates forces in both axial and radial directions. It is also called a bidirectional bearing because its races are side-by-side. Axial ball bearings use a side-by-side design, and axial balls are used when the loads are transmitted through the wheel. However, they have poor axial support and are prone to separating during heavy radial loads.
The basic idea behind ball bearings is to reduce friction. By reducing friction, you’ll be able to transfer more energy, have less erosion, and improve the life of your machine. With today’s advances in technology, ball bearings can perform better than ever before. From iron to steel to plastics, the materials used in bearings have improved dramatically. Bearings may also incorporate an electromagnetic field. So, it’s best to select the right one for your machine.
The life expectancy of ball bearings depends on many factors, including the operating speed, lubrication, and temperature. A single million-rpm ball bearing can handle between one and five million rotations. As long as its surface contact area is as small as possible, it’s likely to be serviceable for at least one million rotations. However, the average lifespan of ball bearings depends on the application and operating conditions. Fortunately, most bearings can handle a million or more rotations before they start showing signs of fatigue.

Sliding-contact bearings

bearing
The basic principle behind sliding-contact bearings is that two surfaces move in contact with one another. This type of bearing works best in situations where the surfaces are made of dissimilar materials. For instance, a steel shaft shouldn’t run in a bronze-lined bore, or vice versa. Instead, one element should be harder than the other, since wear would concentrate in that area. In addition, abrasive particles tend to force themselves into the softer surface, causing a groove to wear in that part.
Sliding-contact bearings have low coefficients of friction and are commonly used in low-speed applications. Unlike ball and roller bearings, sliding contact bearings have to be lubricated on both sides of the contacting surfaces to minimize wear and tear. Sliding-contact bearings generally are made of ceramics, brass, and polymers. Because of their lower friction, they are less accurate than rolling-element bearings.
Sliding-contact bearings are also known as plain or sleeve bearings. They have a sliding motion between their two surfaces, which is reduced by lubrication. This type of bearing is often used in rotary applications and as guide mechanisms. In addition to providing sliding action, sliding-contact bearings are self-lubricating and have high load-carrying capacities. They are typically available in two different types: plain bearings and thrust bearings.
Sliding-contact linear bearing systems consist of a moving structure (called the carriage or slide) and the surfaces on which the two elements slide. The surfaces on which the bearing and journal move are called rails, ways, or guides. A bore hole is a complex geometry, and a minimum oil film thickness h0 is usually used at the line of centers. It is possible to have a sliding-contact bearing in a pillow block.
Because these bearings are porous, they can absorb 15 to 30% of the lubrication oil. This material is commonly used in automobile and machine tools. Many non-metallic materials are used as bearings. One example is rubber, which offers excellent shock absorbency and embeddability. While rubber has poor strength and thermal conductivity, it is commonly used in deep-well pumps and centrifugal pumps. This material has high impact strength, but is not as rigid as steel.

China factory Single Row Angular Contact Ball Bearing 7307 AC   bearing distributorsChina factory Single Row Angular Contact Ball Bearing 7307 AC   bearing distributors
editor by CX 2023-04-24