China Drawn Cup Needle Roller Bearing Open End HK2816 HK2820 HK3012 HK3016 HK3020 HK3022 HK3026 HK3220 HK3224 HK3512 HK3516 HK3520 bearing distributors

Variety: BALL, Drawn cup
Composition: Deep Groove
Relevant Industries: Production Plant, Motor
Bore Size: 28 – 35 mm
Design Variety: HK2820 HK3571 HK3520
Precision Score: ABEC-1 ABEC-3 ABEC-5 ABEC-7 ABEC-nine
Seals Kind: ZZ, 2RS,Open
Amount of Row: Single row
Merchandise name: Needle Roller Bearing
Material: Chrome metal
Cage: Steel or nylon
Vibration: V1 V2 V3 V4
Packaging Specifics: Carton or wood circumstance
Port: HangZhou or any other ports

Drawn Cup Needle Roller Bearing Open up Finish HK2816 HK2820 HK3012 HK3016 HK3571 HK3571 HK3026 HK3220 HK3224 HK3512 HK3516 HK3520

Product TitleNeedle Roller Bearing
MaterialChrome Metal GCr15
Ball Bearings Function1 Lengthy existence span2 Substantial rotating speed&Reduced sounds
Bearing BundlePallet,wooden scenario,commercial packaging or as customers’ need.
ServiceOEM Tailored Support Presented
Sample CoverageSample Demand Free of charge, Courier Charge Needed
Lead Time3 – 5 Days for In-stock Items, Other folks want be Negotiated
ApplicationHousehold appliances, power instruments, tiny motor, healthcare equipment, place of work equipment, athletics tools, digital tools, 6204-RS rulman Deep groove ball bearing 6204-2RS 20x47x14 6204RS rodamiento 6204 2RS 6204 RS and many others.

Packaging & Shipping and delivery
1. Industrial packaging: plastic bag + kraft paper + carton or wood plastic tube + carton
2. Business packing: 1pc/plastic bag + colour box + carton
3. In accordance to customs’ requirements

Shipping and delivery:
one).For a small get,we can send out you by UPS,DHL,FEDEX,TNTOR EMS. Thracking amount will be advised following shipping.
2).If buy is huge,we will advise provide by sea or air.
three).The balance payment must be paid out just before supply.
four). In usually,we shipping the goods inside of 5 times.

Our Services ♥1.Your inquiry will be reply inside of 2 hrs.♥2.Fast supply,inside of 7 doing work days.♥3.Packing: you will get a Excellent item with powerful outside packing.♥4.With sophisticated 1st-degree services and testing equipment,to insure no miscalculation on the dimension of the bearings.♥5.No M.O.Q, authentic reduced value servo motor HC-SFS102BG1H 111 Because we are manufacture.♥6.24 several hours on line,no restricted to speak to us.♥7.Return Policy:We gladly settle for returns for item acquired within a thirty day period of time, presented it is still in the authentic bundle, not employed nor destroyed.♥8.Warranty Statements :The Guarantee handles any Defect of the product for a interval of 12 months. It does not cover things that are not correctly set up or over tightened which might lead to premature failure. Installation or any other fee’s are not refundable.
Company Info
ZheJiang ZOXA Intercontinental Trade Co., Ltd. has been engaged in engaged in the study, growth, sale and provider of linear guides,ball screws and bearings for more than ten a long time. All of our merchandise comply with worldwide quality standards and are significantly appreciated in
a assortment of different markets through the planet.
We have massive inventory,so we can offer you the linear guides,ball screws and bearings with quick creation interval and competitive value. Going through the foreseeable future, we will persist in implementing the scientific concept of development, adhering to “high quality 1st, Low-cost chromoly heim joints rod end bearings consumer satisfaction, and to be the greatest”policy, and taking every opportunity to speed up the improvement.
We welcome new and outdated buyers make contact with us for long term enterprise interactions and mutual achievement!

FAQ Q:What is your after-income services and guarantee?A: We guarantee to bear the following duty when defective item is located:1.twelve months warranty from the initial working day of acquiring goods2. Replacements would be despatched with goods of your subsequent order3. Refund for defective goods if consumers call for.Q:Do you acknowledge ODM&OEM orders?A: Of course, we provide ODM&OEM solutions to globally buyers, we are CZPT to customise housings in various designs, and dimensions in different brands, we also customise circuit board & packaging box as for every your requirements.Q:What is the MOQ?A: MOQ is 10pcs for standardized goods for tailored items, Forged Iron Sheave pulley 5v STB Sheaves sleeve bushing MOQ must be negotiated in advance. There is no MOQ for sample orders.Q:How extended is the guide time?A: The guide time for sample orders is 3-5 days, for bulk orders is 5-fifteen days.Q:Do you provide free of charge samples?A: Indeed we provide totally free samples to distributors and wholesalers, nonetheless clients should bear freight.

The benefits of rubber bushings and how they work

If you have experienced increased vibration while driving, you know the importance of replacing the control arm bushings. The resulting metal-to-metal contact can cause annoying driving problems and be a threat to your safety. Over time, the control arm bushings begin to wear out, a process that can be exacerbated by harsh driving conditions and environmental factors. Additionally, larger tires that are more susceptible to bushing wear are also prone to increased vibration transfer, especially for vehicles with shorter sidewalls. Additionally, these plus-sized tires, which are designed to fit on larger rims, have a higher risk of transmitting vibrations through the bushings.


Rubber bushings are rubber tubes that are glued into the inner or outer curve of a cylindrical metal part. The rubber is made of polyurethane and is usually prestressed to avoid breaking during installation. In some cases, the material is also elastic, so it can slide. These properties make rubber bushings an integral part of a vehicle’s suspension system. Here are some benefits of rubber bushings and how they work.
Rubber bushings are used to isolate and reduce vibration caused by the movement of the two pieces of equipment. They are usually placed between two pieces of machinery, such as gears or balls. By preventing vibrations, rubber bushings improve machine function and service life. In addition to improving the overall performance of the machine, the rubber bushing reduces noise and protects the operator from injury. The rubber on the shock absorber also acts as a vibration isolator. It suppresses the energy produced when the two parts of the machine interact. They allow a small amount of movement but minimize vibration.
Both rubber and polyurethane bushings have their advantages and disadvantages. The former is the cheapest, but not as durable as polyurethane. Compared to polyurethane, rubber bushings are a better choice for daily commutes, especially long commutes. Polyurethane bushings provide better steering control and road feel than rubber, but can be more expensive than the former. So how do you choose between polyurethane and rubber bushings?


Unlike rubber, polyurethane bushings resist high stress environments and normal cycling. This makes them an excellent choice for performance builds. However, there are some disadvantages to using polyurethane bushings. Read on to learn about the advantages and disadvantages of polyurethane bushings in suspension applications. Also, see if a polyurethane bushing is suitable for your vehicle.
Choosing the right bushing for your needs depends entirely on your budget and application. Softer bushings have the lowest performance but may have the lowest NVH. Polyurethane bushings, on the other hand, may be more articulated, but less articulated. Depending on your needs, you can choose a combination of features and tradeoffs. While these are good options for everyday use, for racing and hardcore handling applications, a softer option may be a better choice.
The initial hardness of the polyurethane bushing is higher than that of the rubber bushing. The difference between the two materials is determined by durometer testing. Polyurethane has a higher hardness than rubber because it does not react to load in the same way. The harder the rubber, the less elastic, and the higher the tear. This makes it an excellent choice for bushings in a variety of applications.


Solid bushings replace the standard bushings on the subframe, eliminating axle clutter. New bushings raise the subframe by 0.59″ (15mm), correcting the roll center. Plus, they don’t create cabin noise. So you can install these bushings even when your vehicle is lowered. But you should consider some facts when installing solid casing. Read on to learn more about these casings.
The stiffest bushing material currently available is solid aluminum. This material hardly absorbs vibrations, but it is not recommended for everyday use. Its stiffness makes it ideal for rail vehicles. The aluminum housing is prone to wear and tear and may not be suitable for street use. However, the solid aluminum bushings provide the stiffest feel and chassis feedback. However, if you want the best performance in everyday driving, you should choose a polyurethane bushing. They have lower friction properties and eliminate binding.
Sturdy subframe bushings will provide more driver feedback. Additionally, it will strengthen the rear body, eliminating any movement caused by the subframe. You can see this structural integration on the M3 and M4 models. The benefits of solid subframe bushings are numerous. They will improve rear-end handling without compromising drivability. So if you plan to install a solid subframe bushing, be sure to choose a solid bushing.

Capacitor classification

In the circuit, there is a high electric field on both sides of the capacitor grading bushing. This is due to their capacitor cores. The dielectric properties of the primary insulating layer have a great influence on the electric field distribution within the bushing. This article discusses the advantages and disadvantages of capacitor grade bushings. This article discusses the advantages and disadvantages of grading bushings for capacitors in DC power systems.
One disadvantage of capacitor grading bushings is that they are not suitable for higher voltages. Capacitor grading bushings are prone to serious heating problems. This may reduce their long-term reliability. The main disadvantage of capacitor grading bushings is that they increase the radial thermal gradient of the main insulation. This can lead to dielectric breakdown.
Capacitor grading bushing adopts cylindrical structure, which can suppress the influence of temperature on electric field distribution. This reduces the coefficient of inhomogeneity of the electric field in the confinement layer. Capacitor grading bushings have a uniform electric field distribution across their primary insulation. Capacitive graded bushings are also more reliable than nonlinear bushings.
Electric field variation is the most important cause of failure. The electrode extension layer can be patterned to control the electric field to avoid flashover or partial discharge of the primary insulating material. This design can be incorporated into capacitor grading bushings to provide better electric fields in high voltage applications. This type of bushing is suitable for a wide range of applications. This article discusses the advantages and disadvantages of capacitor grade bushings.


When choosing between plastic and metal sleeves, it is important to choose a product that can handle the required load. Plastic bushings tend to deteriorate and often crack under heavy loads, reducing their mechanical strength and service life. Metal bushings, on the other hand, conduct heat more efficiently, preventing any damage to the mating surfaces. Plastic bushings can also be made with lubricating fillers added to a resin matrix.
Plastic bushings have many advantages over metal bushings, including being cheap and versatile. Plastic bushings are now used in many industries because they are inexpensive and quick to install. These plastic products are also self-lubricating and require less maintenance than metals. They are often used in applications where maintenance costs are high or parts are difficult to access. Also, if they are prone to wear and tear, they are easy to replace.
Metal bushings can be made of PTFE, plastic or bronze and are self-lubricating. Graphite plugs are also available for some metal bushings. Their high load capacity and excellent fatigue resistance make them a popular choice for automotive applications. The bi-metallic sintered bronze layer in these products provides excellent load-carrying capacity and good friction properties. The steel backing also helps reduce processing time and avoids the need for additional pre-lubrication.


A plastic bushing is a small ball of material that is screwed onto a nut or locknut on a mechanical assembly. Plastic bushings are very durable and have a low coefficient of friction, making them a better choice for durable parts. Since they do not require lubrication, they last longer and cost less than their metal counterparts. Unlike metal bushings, plastic bushings also don’t scratch or attract dirt.
One type of acetal sleeve is called SF-2. It is made of metal alloy, cold rolled steel and bronze spherical powder. A small amount of surface plastic penetrated into the voids of the copper spherical powder. Plastic bushings are available in a variety of colors, depending on the intended application. SF-2 is available in black or grey RAL 7040. Its d1 diameter is sufficient for most applications.
Another acetal sleeve is UHMW-PE. This material is used in the production of bearings and in low load applications. This material can withstand pressures from 500 to 800 PSI and is widely available. It is also self-lubricating and readily available. Due to its high resistance to temperature and chemical agents, it is an excellent choice for low-load industrial applications. If you’re in the market for an alternative to nylon, consider acetal.
Positional tolerances in many automotive components can cause misalignment. Misaligned plastic bushings can negatively impact the driver’s experience. For example, the cross tubes used to mount the seat to the frame are made by a stamping process. The result is a misalignment that can increase torque. Also, the plastic bushing is pushed to one side of the shaft. The increased pressure results in higher friction, which ultimately results in a poor driving experience.
China Drawn Cup Needle Roller Bearing Open End HK2816 HK2820 HK3012 HK3016 HK3020 HK3022 HK3026 HK3220 HK3224 HK3512 HK3516 HK3520     bearing distributorsChina Drawn Cup Needle Roller Bearing Open End HK2816 HK2820 HK3012 HK3016 HK3020 HK3022 HK3026 HK3220 HK3224 HK3512 HK3516 HK3520     bearing distributors
editor by czh 2023-02-18