China Needle Bearing HK /Nk/Na/Fy/F/Bk/Axk Needle Roller Bearing for Auto Gearbox carrier bearing

Product Description

 Needle Bearing HK /NK/NA/FY/F/BK/AXK needle roller bearing for auto gearbox

Product Description                                              

  1. Factory OEM needle roller bearing No-standard trust needle bearing

   Needle roller bearing is a bearing unit composed of machined outer ring & inner ring,cage and

needle roller assembly featuring small section height,big load capacity & rigidity,compact

structure and small size,high rotating accuracy with the structure of disposed inner ring.Needle roller bearing is characterized by multiple structures,broad adaptability and easy

installation.

1. K, Radial needle roller and cage assemblies
2. NA, NKI-type needle roller bearings
3. RNA, NK-type needle roller bearings without inner ring
4. HK drawn cup needle roller bearings
5. BK Drawn cup needle roller bearings

 Needle roller bearing HK series:

HK0306 HK0408 HK0508 HK0509 HK571 HK0608 HK0609 HK0611 HK0708 HK0709 HK0808 HK571 HK571 HK 0571 HK571 HK571 HK571 HK1571 HK1012 HK1015 HK1018 HK1208 HK1210 HK1212 HK1214 HK1215 HK1218 HK13.512 HK1412 HK1416 HK1512 HK1514 HK1516 HK1520 HK1522 HK1612 HK1614 HK1616 HK1712 HK1714 HK1716 HK1718 HK1722 HK1812 HK1816 HK2571 HK2012 HK2014 HK2016 HK2018 HK2571 HK2571 HK257118 HK257120 HK257130 HK257118 HK2210 HK2212 HK2220 HK2230 HK222925 HK222930 HK223014 HK2512 HK2514 HK2516 HK2518 HK2520 HK2522 HK2525 HK253308 HK253310 HK253315 HK253520 HK3012 HK3016 HK3018 HK3571 HK3571 HK3026 HK3032 HK3232 HK323934 HK3512 HK3516 HK3518 HK3520 HK3524 HK3525 HK3532 HK354512 HK7949/38 HK4012 HK4016 HK4571 HK4032 HK4038 HK4512 HK4516 HK4518 HK4520 HK4525 HK4538 HK5012 HK5016 HK5018 HK5571 HK5571 HK5038 HK5520 HK5525 HK5528 HK6012 HK6571 HK6032

Product Name

Cheap Needle Roller Bearing NK152312

Brand

YD OEM

Material

Chrome Steel 

Precision

P0,P6,P5,P4

Standard

ISO9001:2008

Samples

Available

Clearance:

C2 ,C3, C4

Application

Used in many areas of large steel mills,aviation,aerospace,marine,railway,metallurgy,steel, mining,electricity,machinery

Series

1. Single row tapered roller bearings

2. Double row tepered roller bearings

3. Four row tapered roller bearings

4. Paired single row tpered roller bearings

 

Features 

1.High quality and good service

2.Less friction and low noise

3.Competitve price

4.Durable

5.Professional manufacturer of ball bearing and roller bearing

 

Item old Item d D B(mm)
(mm) (mm)
HK0408 37941/4 4 8 8
HK0509 47941/5 5 9 9
HK0608 37941/6 6 10 8
HK0609 47941/6 6 10 9
HK0709 47941/7 7 11 9
HK0808 37941/8 8 12 8
HK571 57941/8 8 12 10
HK571 57941/9 9 13 10
HK571 67941/9 9 13 12
HK1571 57941/10 10 14 10
HK1012 67941/10 10 14 12
HK121715 57941/12 12 17 15
HK1412 37941/14 14 20 12
HK1416 57941/14 14 20 16
HK1512 37941/15 15 21 12
HK1516 57941/15 15 21 16
HK1612 37941/16 16 22 12
HK1616 57941/16 16 22 16
HK1712 37941/17 17 23 12
HK1812 37941/18 18 24 12
HK1816 57941/18 18 24 16
HK2571 27941/20 20 26 10
HK2012 37941/20 20 26 12
HK2016 57941/20 20 26 16
HK2210 27941/22 22 28 10
HK2212 37941/22 22 28 12
HK2216 57941/22 22 28 16
HK2512 27941/25 25 32 12
HK2516 47941/25 25 32 16
HK2520 67941/25 25 32 20
HK2816 47941/28 28 35 16
HK2820 67941/28 28 35 20
HK3012 27941/30 30 37 12
HK3016 47941/30 30 37 16
HK3571 67941/30 30 37 20
HK3512 27941/35 35 42 12
HK3520 67941/35 35 42 20
HK4012 27941/40 40 47 12
HK4571 67941/40 40 47 20
HK4512 27941/45 45 52 12

 

tem No.

Model No.

Specification ranges

1

BK

BK0408~BK6032 4~60 

2

HK

HK0408~HK6032 4~60 

3

BA

BA55~BA1816 7.94~22.22

4

SCE

SCE108~SCE1616PP 15.88~25.4 

5

F

F-0608~F-60*68*40 6~60

6

HF

HF0409~HF3530 4~35

7

HF plus

HF CZPT RC RCB FC FCB

8

K

K5*8*8TN~K110*118*30 5~110

9

KZK

KZK8*12*8~KZK40*48*20 8~40

10

KB

KB8*11*10~KB20*25*25 8~20

11

NK

NK5/10TN~NK60/25 5~60

12

RNA

RNA4900~RNA4928 14~160

13

RNA

RNA6900~RNA6919 14~110

14

NKI

NKI8~NKI100/30 8~100 

15

NA

NA4900~NA4928 10~140

16

NA

NA6900~NA6919 10~95

17

RNAV

RNAV4002~RNAV4017 21.87~104.8

18

NAV

NAV4002~NAV4017 15~85

19

AXK

AXK571TN~AXK165710 4~160

20

NTA

NTA-512~NTA-3244 7.92~50.80 

21

AXW

AXW10~AXW50 10~50

22

AS

AS571~AS165710 4~160 

23

WS

WS81102~WS81132 15~160

24

ZS

ZS1127~ZS141199 15~160..

 

  

 

 

 

 

Certifications

Company Profile

 

US $1
/ Piece
|
1,000 Pieces

(Min. Order)

###

Cage: With Cage
Rows Number: Single
Load Direction: Radial Bearing
Style: With Outer Ring, With Inner Ring
Material: Bearing Steel
Type: Open

###

Customization:

###

Product Name

Cheap Needle Roller Bearing NK152312

Brand

YD OEM

Material

Chrome Steel 

Precision

P0,P6,P5,P4

Standard

ISO9001:2008

Samples

Available

Clearance:

C2 ,C3, C4

Application

Used in many areas of large steel mills,aviation,aerospace,marine,railway,metallurgy,steel, mining,electricity,machinery

Series

1. Single row tapered roller bearings

2. Double row tepered roller bearings

3. Four row tapered roller bearings

4. Paired single row tpered roller bearings

 

Features 

1.High quality and good service

2.Less friction and low noise

3.Competitve price

4.Durable

5.Professional manufacturer of ball bearing and roller bearing

###

Item old Item d D B(mm)
(mm) (mm)
HK0408 37941/4 4 8 8
HK0509 47941/5 5 9 9
HK0608 37941/6 6 10 8
HK0609 47941/6 6 10 9
HK0709 47941/7 7 11 9
HK0808 37941/8 8 12 8
HK0810 57941/8 8 12 10
HK0910 57941/9 9 13 10
HK0912 67941/9 9 13 12
HK1010 57941/10 10 14 10
HK1012 67941/10 10 14 12
HK121715 57941/12 12 17 15
HK1412 37941/14 14 20 12
HK1416 57941/14 14 20 16
HK1512 37941/15 15 21 12
HK1516 57941/15 15 21 16
HK1612 37941/16 16 22 12
HK1616 57941/16 16 22 16
HK1712 37941/17 17 23 12
HK1812 37941/18 18 24 12
HK1816 57941/18 18 24 16
HK2010 27941/20 20 26 10
HK2012 37941/20 20 26 12
HK2016 57941/20 20 26 16
HK2210 27941/22 22 28 10
HK2212 37941/22 22 28 12
HK2216 57941/22 22 28 16
HK2512 27941/25 25 32 12
HK2516 47941/25 25 32 16
HK2520 67941/25 25 32 20
HK2816 47941/28 28 35 16
HK2820 67941/28 28 35 20
HK3012 27941/30 30 37 12
HK3016 47941/30 30 37 16
HK3020 67941/30 30 37 20
HK3512 27941/35 35 42 12
HK3520 67941/35 35 42 20
HK4012 27941/40 40 47 12
HK4020 67941/40 40 47 20
HK4512 27941/45 45 52 12

###

tem No.

Model No.

Specification ranges

1

BK

BK0408~BK6032 4~60 

2

HK

HK0408~HK6032 4~60 

3

BA

BA55~BA1816 7.94~22.22

4

SCE

SCE108~SCE1616PP 15.88~25.4 

5

F

F-0608~F-60*68*40 6~60

6

HF

HF0409~HF3530 4~35

7

HF plus

HF HFL RC RCB FC FCB

8

K

K5*8*8TN~K110*118*30 5~110

9

KZK

KZK8*12*8~KZK40*48*20 8~40

10

KB

KB8*11*10~KB20*25*25 8~20

11

NK

NK5/10TN~NK60/25 5~60

12

RNA

RNA4900~RNA4928 14~160

13

RNA

RNA6900~RNA6919 14~110

14

NKI

NKI8~NKI100/30 8~100 

15

NA

NA4900~NA4928 10~140

16

NA

NA6900~NA6919 10~95

17

RNAV

RNAV4002~RNAV4017 21.87~104.8

18

NAV

NAV4002~NAV4017 15~85

19

AXK

AXK0414TN~AXK160200 4~160

20

NTA

NTA-512~NTA-3244 7.92~50.80 

21

AXW

AXW10~AXW50 10~50

22

AS

AS0414~AS160200 4~160 

23

WS

WS81102~WS81132 15~160

24

ZS

ZS1127~ZS141199 15~160..

US $1
/ Piece
|
1,000 Pieces

(Min. Order)

###

Cage: With Cage
Rows Number: Single
Load Direction: Radial Bearing
Style: With Outer Ring, With Inner Ring
Material: Bearing Steel
Type: Open

###

Customization:

###

Product Name

Cheap Needle Roller Bearing NK152312

Brand

YD OEM

Material

Chrome Steel 

Precision

P0,P6,P5,P4

Standard

ISO9001:2008

Samples

Available

Clearance:

C2 ,C3, C4

Application

Used in many areas of large steel mills,aviation,aerospace,marine,railway,metallurgy,steel, mining,electricity,machinery

Series

1. Single row tapered roller bearings

2. Double row tepered roller bearings

3. Four row tapered roller bearings

4. Paired single row tpered roller bearings

 

Features 

1.High quality and good service

2.Less friction and low noise

3.Competitve price

4.Durable

5.Professional manufacturer of ball bearing and roller bearing

###

Item old Item d D B(mm)
(mm) (mm)
HK0408 37941/4 4 8 8
HK0509 47941/5 5 9 9
HK0608 37941/6 6 10 8
HK0609 47941/6 6 10 9
HK0709 47941/7 7 11 9
HK0808 37941/8 8 12 8
HK0810 57941/8 8 12 10
HK0910 57941/9 9 13 10
HK0912 67941/9 9 13 12
HK1010 57941/10 10 14 10
HK1012 67941/10 10 14 12
HK121715 57941/12 12 17 15
HK1412 37941/14 14 20 12
HK1416 57941/14 14 20 16
HK1512 37941/15 15 21 12
HK1516 57941/15 15 21 16
HK1612 37941/16 16 22 12
HK1616 57941/16 16 22 16
HK1712 37941/17 17 23 12
HK1812 37941/18 18 24 12
HK1816 57941/18 18 24 16
HK2010 27941/20 20 26 10
HK2012 37941/20 20 26 12
HK2016 57941/20 20 26 16
HK2210 27941/22 22 28 10
HK2212 37941/22 22 28 12
HK2216 57941/22 22 28 16
HK2512 27941/25 25 32 12
HK2516 47941/25 25 32 16
HK2520 67941/25 25 32 20
HK2816 47941/28 28 35 16
HK2820 67941/28 28 35 20
HK3012 27941/30 30 37 12
HK3016 47941/30 30 37 16
HK3020 67941/30 30 37 20
HK3512 27941/35 35 42 12
HK3520 67941/35 35 42 20
HK4012 27941/40 40 47 12
HK4020 67941/40 40 47 20
HK4512 27941/45 45 52 12

###

tem No.

Model No.

Specification ranges

1

BK

BK0408~BK6032 4~60 

2

HK

HK0408~HK6032 4~60 

3

BA

BA55~BA1816 7.94~22.22

4

SCE

SCE108~SCE1616PP 15.88~25.4 

5

F

F-0608~F-60*68*40 6~60

6

HF

HF0409~HF3530 4~35

7

HF plus

HF HFL RC RCB FC FCB

8

K

K5*8*8TN~K110*118*30 5~110

9

KZK

KZK8*12*8~KZK40*48*20 8~40

10

KB

KB8*11*10~KB20*25*25 8~20

11

NK

NK5/10TN~NK60/25 5~60

12

RNA

RNA4900~RNA4928 14~160

13

RNA

RNA6900~RNA6919 14~110

14

NKI

NKI8~NKI100/30 8~100 

15

NA

NA4900~NA4928 10~140

16

NA

NA6900~NA6919 10~95

17

RNAV

RNAV4002~RNAV4017 21.87~104.8

18

NAV

NAV4002~NAV4017 15~85

19

AXK

AXK0414TN~AXK160200 4~160

20

NTA

NTA-512~NTA-3244 7.92~50.80 

21

AXW

AXW10~AXW50 10~50

22

AS

AS0414~AS160200 4~160 

23

WS

WS81102~WS81132 15~160

24

ZS

ZS1127~ZS141199 15~160..

Advantages of Ball Bearings

What is a ball bearing? A ball bearing is a type of rolling-element bearing that utilizes balls to maintain separation between two bearing races. Its contact angle between the balls and the races helps it reduce friction between the loads. There are several advantages to ball bearings, including their ability to withstand water. Read on to learn more. Here are a few of the benefits. You can use them in your daily life, from your car to your boat.

Ball bearings reduce friction between loads

Ball bearings reduce friction between loads by constraining the relative motion between moving parts. These bearings consist of a ring of small metal balls that reduce friction between moving objects. The name “ball bearing” is derived from the verb “to bear.” The lubricant within the bearing reduces friction between moving particles. In a machine, ball bearings reduce friction between moving parts and improve linear motion around a fixed axis.
These bearings are commonly used to reduce friction between loads in rotating machines. They have two tracks, one fixed to the rotating part and one stationary. The rolling balls of a ball bearing have lower friction than flat surfaces. Because of this, they are useful for bar stool bearings. They reduce friction between surfaces and maintain the separation between bearing races. Hence, minimal surface contact is possible. Ball bearings have the potential to increase the life of machines and reduce energy consumption.
Ball bearings can be as small as a wrist watch or as large as an industrial motor. They function the same way, reducing friction between loads. Among their many uses, ball bearings are essential for everyday operations. Clocks, air conditioners, fans, and automobile axles all use ball bearings. In fact, anything that uses a motor requires ball bearings. It’s no wonder they’re gaining popularity in industries and everyday life.
bearing

They support radial and axial loads

Radial ball bearings are used primarily for radial loads, but they also have a capacity for axial load. This load capacity is usually given as a percentage of the radial load rating. Axial load capacity is generally greater for a bearing with a larger difference between the inner and outer ring diameters. The axial load capacity is also affected by the bearing’s raceway depth, with shallow raceways being more suitable for heavier axial loads.
The two main types of axial and radial loads are defined by their orientation. Axial loads apply forces in one direction while radial loads act on the opposite direction. In both cases, the bearing must support the forces that are imposed. Axial loads apply forces to a bearing in a single direction, while radial loads apply forces in both directions. Regardless of the type of load, axial and radial loads should be considered when selecting a bearing for a given application.
Angular and radial ball bearings differ in their materials. Radial ball bearings are made largely of through-hardened materials. They typically have a Rockwell hardness rating of 58 Rc. The raceways and balls of these bearings are made of 440C stainless steel. They may also contain shields and seals. SAE 52100 steel is the most common material for the raceway, while molybdenum steels are excellent for high temperatures.

They have a contact angle between the balls and the races

When comparing axial load bearings with their radial counterparts, the angular contact angle is more important. Axial load bearings, have a contact angle between the balls and the races of 35 degrees. They are suitable for axial loads and a limited radial load. The contact angle of these bearings is a result of the shape of the inner and outer rings. Each rolling element comes into contact with the inner and outer rings only at one point, forming a 30 degree angle with the radial plane. The radial force of the axial load on these bearings is therefore increased by increasing the contact angle between the balls and the races.
This contact angle determines the amount of friction between the balls and the races, and allows angular contact bearings to withstand heavy radial and thrust loads. In addition, the larger the contact angle, the greater the axial load support. Angular contact bearings come in standard imperial (inch) and metric (mm) sizes. The angular contact angle is determined by the free radial play value and the curvature of the inner track.

They are water-resistant

In addition to their water-resistant qualities, corrosion-resistant ball bearings can also protect against the damaging effects of corrosive environments. Generally, standard metals, such as steel, are susceptible to rust, which can significantly reduce their performance and extend the life of parts. However, plastics, stainless steel, and ceramics can provide corrosion-resistant ball bearings. And because these materials are much more durable, they offer other advantages, such as being easy to maintain.
Among the advantages of plastic ball bearings is their high resistance to extreme temperatures, high speeds, and corrosion. Depending on their construction, plastic bearings are often able to resist corrosion and anti-static properties. They’re lightweight and inexpensive compared to steel ball bearings. CZPT Sales Corporation was established in 1987 with a modest turnover of four lacs. As of the last financial year, it has grown to 500 lacs in sales.
Other advantages of water-resistant ball bearings include corrosion resistance, which is a key consideration in many applications. While stainless steel is highly corrosion-resistant, it decreases the bearing’s load-carrying capacity. Also, corrosion-resistant deep groove ball bearings are usually made with a specified internal clearance, which absorbs loss in clearance during mounting and shaft expansion. This factor affects their performance, and if these are compromised, a replacement may be necessary.
bearing

They are tough

A few things make ball bearings tough: they’re made of real materials, which means that they have inherent imperfections. Grade-1 balls are made especially for high-stress applications, such as Formula One engines. Grade-3 balls, on the other hand, strike the perfect balance between performance and cost. Ceramic balls, for example, are made to spin at a high rate of 400 RPM, and they’re finished with a mirror finish.
A steel carbon ball bearing is one of the toughest forms of ball bearings available. The material is incredibly strong, but the contact between the balls isn’t the best. Low-carbon steel is best for linear shafting and is usually coated with a polymer to prevent damage. Steel ball bearings with moderate amounts of carbon are tough, durable, and water-resistant. They’re ideal for gears, but their high-carbon steel counterparts are particularly tough and can resist corrosion.
A ceramic ball bearing is another option. This type has steel inner and outer rings but ceramic balls. Ceramic balls can withstand higher temperatures than steel and are also electrically insulating. Ceramic ball bearings also tend to be lighter and are more resistant to wear and tear. They’re also ideal for applications in which grease is not an option, such as in space shuttles. Despite the fact that ceramic ball bearings are tough, they’re still cheaper than steel ball bearings.

They are conductive

You may have heard the term “ball bearing” if you’ve studied introductory physics. What does that mean? Essentially, ball bearings are conductive because of their ability to conduct electricity. This ability is reflected in the charge distribution on the surface of the ball. Positive charges are drawn toward the positive plate, while negative charges are drawn away from the positively charged ball bearing. You may have even seen a ball bearing in action.
However, despite their conductive nature, ball bearings can still become damaged by electrical discharge. A higher voltage can cause the balls to pit, and the raceways to become uneven. These uneven surfaces will first show up as excessive noise, and eventually cause the bearing to malfunction. Fortunately, engineers have found a way to counter this problem: conductive grease. This grease enables current to flow through the ball bearing, preventing both heat and voltage buildup.
The difference between steel and ceramic ball bearings is their density. Steel bearings are more conductive than glass or hybrid ceramics. Steel ball bearings have an even grain structure and are conductive for resonance flow. When moving fast, the air surrounding the steel ball bearing carries resonance from the inner ring to the outer. This makes them ideal for high-speed resonance transfer. In addition to being conductive, glass microbeads are harder and lighter than steel.
bearing

They are used in pulley systems

Pulley systems use ball bearings to move the sprocket, which is a wheel that rotates. These bearings are installed on the center mounting hole of the pulley wheel. They protect the entire system from heat, while allowing higher speed and smooth operation. They distribute the weight of the load evenly, minimizing friction and wobbling, and ensure a smooth rotation. Ball bearings are typically made from steel and are installed inside the pulley wheel.
The moment of inertia and bearing friction are measured to within ten percent accuracy. These two variables affect the speed of the pulley system, which can lead to crashes if the weight holders are not balanced. Therefore, ball bearings are used to minimize the chance of such crashes. When you want to know more about ball bearings in pulley systems, here are the advantages they provide.
Another benefit of ball bearings in pulley systems is that they have lower friction than their solid counterparts. In order to reduce friction, however, ball bearings must be made of good materials. Some of the common ball materials are high-quality plastics and stainless steel. Good materials and clever block design are essential to minimizing friction. If you are planning to use ball bearings in your pulley system, check out the following tips and make sure you are choosing the right one for your application.
China Needle Bearing HK /Nk/Na/Fy/F/Bk/Axk Needle Roller Bearing for Auto Gearbox     carrier bearingChina Needle Bearing HK /Nk/Na/Fy/F/Bk/Axk Needle Roller Bearing for Auto Gearbox     carrier bearing
editor by czh 2022-11-25

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