Type: Roller
Structure: Thrust
Relevant Industries: Constructing Material Shops, Manufacturing Plant, Equipment Repair Outlets, Farms, Retail, Printing Outlets, Design works , Power & Mining
Product Quantity: SF9-17
Precision Rating: P0,P5,P6
Seals Sort: open
Number of Row: Solitary row
Content: Carbon steel/chrome metal
Service: OEM Support, Tiny Order..
Pace/noise: Higher speed, Lower sound
Closures: Open up, metal Sealed, rubber sealed, Ny
Sample: offered
Manufacturer: comply with customer’s ask for
Ring Content: Bearing Steel
Qualities: Higher Temperature
Packaging Particulars: Miniature Bearing With Brass Cage 9x17x5 mm Stainless Steel Trust Ball Bearing SF9-17: Plastic drum and White box and carton,industrial packaging or as your necessity
Port: ZheJiang ,HangZhou,HangZhou

Miniature Bearing With Brass Cage 9x17x5 mm Stainless Metal Have confidence in Ball Bearing SF9-17


Part of the bearing specification:

Bearing No.dimensions (mm)Balls
CeramicStainless metalChrome metaldDH
F9-20M/CSF9-20MF9-20M920seven8three.a hundred seventy five

Cylindrical Roller Thrust Bearing:
Thrust roller bearings are separable bearings, can only stand up to axial load and a slight impact, 82212mm Extended Internal Ring non-standard bearings 608 zz to limit the shaft (or shell) of the axial displacement in 1 route, it can be used as one-axis to the situation. But its carrying capacity is far better than the thrust ball bearings.
Thrust roller bearings are mostly employed for weighty-duty equipment tools, electricity maritime gear containers, oil rig, electrical and other equipment in the vertical.
Technical specs:
1.large precision ball bearing
2.ISO regular bearing
3.Large top quality & competitive price tag
4.Several famous brand is obtainable
5.Minimal sounds &lengthy life
six. Chrome Steel ,stainless metal
Product demonstrate:


ProductMiniature Bearing With Brass Cage 9x17x5 mm Stainless Metal Trust Ball Bearing SF9-seventeen
Precision Ranking ABEC1,ABEC3,ABEC5
Clearance C0,C2,C3,C4,C5 is obtainable
Sealed Cap Open up
Paypal Acceptable
OEM Settle for
Vibration Degree code V1,V2.V3
Substance Gcr15
Seals Sort ZZ/ZRS.RZ/RS. Open up
Quantity of rowsingle row
Bore Dimension(d)9MM
Outside Diameter17MM
Typical export packing Plastic drum+White box+ carton
industrial packaging or as your need.
MOQone pcs
Delivery Time 3-7 times right after obtaining your payment
Payment Conditions L/C,T/T,Western Union,MoneyGram,Paypal
Port of shippment by seaZheJiang , Low cost Provider High Top quality Chinese Deep Groove Ball Bearings 6212 For Creating Materials Retailers HangZhou,HangZhou
Place of OriginZheJiang , China

Firm Data introduction:

ZheJiang KaiFu Bearing import&export Co., Ltd. is Specializing in manufacturing the bearings ,
our bearing are broadly employed by big mechanical corporations. KaiFu bearing has large-top quality administration team,knowledgeable pratitioners,and quick reaction and professional provider staff,and meanwhile is geared up with 1st-course computerized manufacturing lines as well as
full high quality administration machines and system.
We sincerely hope to establish a excellent enterprise romantic relationship with you in the potential.

Our Rewards:

1. Manufacturer,the most competive price tag and good high quality
2. Perfect group of technical engineers give you the best support
three.Effectively-qualified team of international income provide the greatest support
four.OEM manufacturer aviliable
5.Prosperous stock and fast shipping

Major Merchandise:

1. Deep groove ball bearing
2. Angular make contact with ball bearing
3. Ceramic bearing
4. Cylindrical roller bearing
5. Self-aligning ball bearing
6. Spherical roller bearing
7. Tapered roller bearing
8. Pillow block ball bearing
9. Wheel bearing
ten. Other popular brand name and OEM

Our manufacturing unit:

Packaging & Transport
one.tiny quantity, can supply by world-wide categorical: DHL TNT FedEx ARAMEX EMS UPS. this is door to doorway.

2.big quantity, can supply by air,by sea ,this is port to port.

FAQ 1.Q:Are you a manufacturing unit or buying and selling company?

A:ZheJiang Xihu (West Lake) Dis. Bearing Co.,Ltd is specialised in manufacturing and exporting Bearing.
We have personal manufacturing facility and Warehouse situated in ZheJiang metropolis.

two.Q:Can I get some samples and do you supply the sample free?
A:Sure, confident, we are honored to offer you you samples.If we have stock, we can ship you free sample.
And you just need to have to pay freight. If there have no inventory, BLDC Hub Motor 12inch 3000W 72V Brushless DC Electric Scooter Motor with Disc Brake you want to pay sample charge and freight.

3.:Does the sample payment can be return back again?
A: If you location an get, we can return component of sample charge even all of price to you.
It also relies upon on the Amount of purchase and the variety of sample.

4.Q:What is the MOQ for bearing?A: Our MOQ is 1 personal computer.

Our Providers

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

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

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 Miniature Bearing With Brass Cage 9x17x5 mm Stainless Steel Thrust Ball Bearing SF9-17     bearing blockChina Miniature Bearing With Brass Cage 9x17x5 mm Stainless Steel Thrust Ball Bearing SF9-17     bearing block
editor by czh 2023-02-19