Item Description


Merchandise Description

Our precision deep groove ball bearings are created for substantial precision, reduced sounds, little vibration, large dependability and long existence. They are mostly used in a variety of sorts of electric powered motors. They are also recognized as EMQ (Electric powered Motor Good quality) bearings.
 EMQ bearings are widely employed in home appliances, toys, electrical electrical power tools, car motors and other fields. With best design and style, higher reliability heat treatment method, precision manufacturing processes and higher-quality grease, these products carry out better on dependability, vibration and noise stages than regular goods producing them much more appropriate for electrical motor programs. These products can also be utilized to most gearbox purposes as effectively.

  • 6204-2RS ball bearings are produced of bearing metal with an interior diameter of twenty mm, an outer diameter of 47 mm and a depth of 14 mm.
  • Conforms to ABEC 3 precision regular for performance within a slim assortment of variation
  • Made of large high quality bearing steel and the lifespan is for a longer time than carbon metal, conserving you upkeep charges and staying away from frequent replacement.
  • This bearing has rubber seals on the two sides to keep CZPT in and contaminants out and has been lubricated at the manufacturer so no additional lubrication is essential.
  • Rolling bearings are used in a range of apps from agricultural CZPT to conveying tools, robotics, dental equipment, elevators, rolling mills, ship rudder shafts, and aggregate crushers, between other folks.

Model: 6204 2RS

Quantity for each Package deal: 10 Pcs 

Materials: 100% Chrome Steel 

Safety: Rubber Seal on equally sides 

Greased / Lubricated: Yes 

Bore (Interior) Diameter: twenty mm 

Outer Diameter: 47 mm 

Width (Thickness): fourteen mm 

Supported Revolutions for each Moment (RPM): seventeen,000 
6204RS (20x47x14) is a single-row bearing that supports radial masses, created with Chromium Metal supplying outstanding good quality and toughness. It comes pre-lubricated and shielded to maintain the CZPT in and contaminants, dust and debris out.


In depth Pictures

Packaging & Transport

Packaging Details
A.Polybag +Box+Carton 
C.As per customer’s request 
We have kinds of deals, this kind of as plastic luggage, cartons, specific packing containers. We use different packages based on the products and our customers’ specifications.
Port :ZheJiang
Lead Time:Delivered in thirty times soon after payment

Firm Profile

Our Positive aspects

The use of our deep groove ball bearing:


If you have any other inquiries, please feel free of charge to speak to us as follows.


Q: Why CZPT you select us?

A. We offer the ideal high quality bearings with reasonable cost, reduced friction, minimal sounds and long support daily life.

B. With ample inventory and rapidly supply, you can pick our freight forwarder or your freight forwarder.

C. The very best services offered by a well-qualified global product sales group.


Q: Do you settle for tiny orders?

a hundred% good quality verify, after your bearings are common dimension bearings, even a single, we also take.


Q: How prolonged is your supply time?

Normally talking, if the products are in stock, it is 1-3 times. If the goods are out of stock, it will just take 6-10 days, based on the amount of the get.


Q: Do you supply samples? Is it free or further?

Yes, we can supply a small amount of totally free samples. Do you head spending the freight?


Q: What ought to I do if I don’t see the kind of bearings I need?

We have too numerous bearing series figures. Occasionally we are unable to set them all on web. Just send us the inquiry and we will be quite pleased to deliver you the bearing details.


Welcome to get in touch with me anytime!

Comprehending the Various Varieties of Bearings

When you are seeking for a bearing, you have a lot of choices to choose from. This article will clarify the various varieties, functions, and working concepts of distinct varieties of bearings. As soon as you comprehend the simple elements, you can make an informed decision about which a single to acquire. Here is an overview of some of the most frequent sorts. Discover far more about each type under! Study on to learn about the variations in between these different types of bearings! Posted in Articles or blog posts


Bearings provide as an integral portion of a mechanical system. These units help transfer torque from one particular portion of a construction to one more. These mechanisms enhance the performance of a shaft by increasing its existence. Nonetheless, the functions of bearings count on the software of the construction. Amongst other features, bearings offer assistance to shafts. Anti-friction bearings come in two kinds: ball and roller bearings. These factors have line and position get in touch with, which is the most widespread variety. Archimedes’s basic principle states that the drive is equivalent to the bodyweight of the fluid that is currently being displaced. Bearings can transfer lateral hundreds to a substructure.
A bearing has two major functions. The first is to stop direct metal-to-metal speak to. A bearing helps prevent friction, warmth generation, and use and tear of components. A bearing also minimizes energy use. Its other function is to guidebook and support a rotating entire body. In addition to these capabilities, bearings can also minimize dress in and tear on a equipment. As a end result, they are among the most broadly employed machines in the entire world.
Seals are a significant part of a bearing. They avert overseas materials from coming into and lubricating the transferring elements. The design of seal lips decides their performance. Gas economy restrictions and CO2 emissions regulations are pushing the need for lower-friction bearings. Even so, high-functionality seals do not often give large-functionality. As a end result, current estimations of the friction in bearings count on trial and error methods.
An additional crucial function of bearings is that they transfer the load of a rotating part to its housing. This load can be axial or radial. Bearings also limit movement to predefined directions. Some kinds of rolling factor bearings have balls or cylinders within. These bearings are significantly less frictional than sliding ones, hence they allow components to move freely throughout rotation. These components can then be utilized for different purposes. So, bearings are an integral element of equipment.


The most frequent variety of bearing is a simple bearing. It employs surfaces in rubbing contact to transmit motion from one particular component to one more. These bearings may possibly be discrete or might consist of a gap in a metallic sleeve or a planar surface bearing yet another element. Some plain bearings are flanged, whilst other people are created of a sleeve with a flange at one particular conclude. These bearings often give appropriate accuracy and lifestyle, but they are pricey and can not be utilised in huge scale programs.
Radial bearings are employed when there is a need for large-speed or corrosive parts. This variety of bearing also serves as a assist in an intermediate circumstance. Its two elements are named the foundation and the go over. The base and go over are linked and are arranged parallel to the principal axis. This kind of bearing is employed in constant-point out and axial motion applications. The radial bearings are also utilised when the shafts are prolonged.
Angular speak to bearings are another sort of bearing. These are effortless to install and call for minimum maintenance. Their races are displaced together the axis. They are also far better at handling axial masses and transferring them to the housing. These kinds of bearings are generally employed in pumps, automobiles, and high-speed purposes. If you are seeking for an inexpensive, trustworthy bearing, seem no further than the angular make contact with bearing.
One more type of bearing is a self-lubricating bushing. These are lightweight and dress in-resistant. Unlike the other kinds of bearing, they do not call for any lubrication or servicing. In truth, some are fully maintenance-cost-free. But if you’re worried about maintenance, this type of bearing may possibly be a excellent option. There are several rewards of employing self-lubricating bushings. It is also a very good selection for apps where your machine is uncovered to excessive temperatures.

Working basic principle

A bearing has two main features: help and load transfer. In engineering apps, the bearing tends to push the load in the direction of the shaft. A radial load pushes the bearing downward and a thrust load pushes it sideways. The two types of load transfer are essential in a selection of purposes. The functioning basic principle of each and every sort is explained underneath. Detailed below are the main utilizes for every type of bearing.
A basic bearing makes use of a PTFE liner on the interface of two transferring components. The PTFE liner functions as a lubricant and may possibly be filtered to change its friction. The journal bearing employs the motion of the journal to power fluid into the hole in between two transferring elements. This benefits in a modest sum of engage in in the bearing. This enjoy is appropriate for most purposes. A ball bearing might have a greatest perform of 2 mm for a 10-millimeter shaft.
The main purpose of a bearing is to assist in rotation and to lessen mechanical friction amongst the two objects. A bearing may possibly be installed as a different device or as an integral part of a device. For much more complex apps, bearings are really precise elements demanding the greatest requirements of technologies. For this explanation, it is essential to understand the working principle of bearings. The next time you require to lift or slide a heavy object, contemplate a bearing.
Ball bearings are a frequent sort of ball bearing and can be discovered in industrial equipment and cars. Their exclusive framework helps them assist much less excess weight. This is because they are comprised of two rings – an interior race and an outer race. The balls by themselves have a little area of get in touch with and transfer axial masses in a single course. A cage surrounds the balls and helps prevent them from colliding. This tends to make ball bearings a well-liked option for several programs.

Sealing system

A bearing’s seals are vital for the operation of rolling and rotating components. These systems empower rotation and linear motion even though restricting friction and dispersing tension. Without having the proper seals, these components could face catastrophic failure. In addition to guarding the bearing from exterior forces, seals aid keep lubricant within the technique and avoid harmful particles from coming into the hole. A seal’s lubrication helps avert the onset of mechanical damage and prolongs the lifestyle of the bearing.
A bearing seal is made up of two elements: the inner sealing aspect and the outer sealing factor. A passageway operates via the bearing assembly to the outer seal factor. A hydraulic press or pneumatic jack is advised for setting up the seal. These equipment are effective in reducing deformation and strengthening seal set up high quality. When fitting the seal, ensure that the resource does not hit the seal right. A correct adopter will distribute the load uniformly throughout the seal.
The seal’s effectiveness relies upon on its gap. A 4-inch shaft seal can stream .5 normal cubic feet for every minute. A seal’s effectiveness is highly dependent on the hole measurement. The hole dimensions is a cube of the circulation by means of the program. A smaller sized hole dimension permits higher stream and strain but less leakage. If each surfaces of the seal have equivalent pressures and circulation costs, the seal is effective. Nonetheless, a little gap decreases the pressures and reduces use.
Mechanical seals have quite a few advantages, like their capacity to defend from contaminants and splashing liquids. Labyrinth seals are the first line of protection towards leaks. They run without having friction. Their large degree of sealing efficiency helps guarantee that the bearing stays operational for extended. This type of seal is created from metal plates and is developed for a broad temperature range and misalignment. Its rewards incorporate currently being simple to put in and giving one hundred% sealing performance.

Routine maintenance

Bearing upkeep is vital to guaranteeing that your bearings maintain running at their peak functionality. Proper upkeep will enhance bearing existence, lessen downtime and improve efficiency while decreasing expenses. Right here is an 8-level checklist to improve your bearings and make them final more time. To optimize their overall performance, you need to comply with these steps often. In case a bearing does not very last prolonged, you ought to change it as quickly as feasible. Detailed underneath are some ideas to guarantee suitable servicing.
The 1st stage is to figure out how usually your bearings require lubrication. Some makers suggest that you lubricate them weekly, but this can do more damage than excellent. Instead, use ultrasound to measure the amount of friction and pattern its levels. This way, you will know just when to grease your bearings. It is also crucial to check how typically they must be inspected and calibrated. A expert can give advice on appropriate maintenance.
Following, examine your bearings for cracks and scratches. You need to by no means set up a bearing that has been dropped or scratched. Even a small crack will affect the performance of the bearing and could direct to its premature failure. A proper alignment is crucial for the bearing to purpose correctly. Make sure you have the appropriate tools to complete this activity. These tools can support you minimize manual perform and market risk-free bearing servicing. You ought to also guarantee that the shaft and housing are clear and undamaged.
Appropriate servicing can extend bearing service life. Correct lubrication, mounting, inspection, standard condition monitoring, and dismounting can extend their life. Suitable maintenance extends their lifespan and improves plant productiveness. Whilst bearings are essential for machinery, you should make sure you adhere to the correct safety procedures each and every time you function with them. These ideas will also aid avoid incidents and preserve your machine’s effectiveness. After you’ve got followed these tips, you can safely examine your bearings and make certain that they’re functioning at their ideal potential.

China high quality 6204-2RS Double Rubber Seal Bearing 20X47X14mm, Stable Performance, Cost Effective, Deep Groove Ball Bearing     near me supplier China high quality 6204-2RS Double Rubber Seal Bearing 20X47X14mm, Stable Performance, Cost Effective, Deep Groove Ball Bearing     near me supplier