China NSK Koyo Chik Chrome Steel High Quality Drawn Cup Needle Roller Bearing HK/Nukr/Pwkr/Ccfh/Nast/Nutr/Na Series Roller Bearing for Machine Parts with Hot selling

Product Description

NSK CZPT CHIK Chrome steel higher high quality Drawn Cup Needle Roller Bearing HK/NUKR/PWKR/CCFH/NAST/NUTR/NA sequence roller bearing for machine parts 

I Item Info.
Needle Bearing: ODM & OEM ARE WELCOME! 
Bearings Construction: K/NA/NKI/RNA/NK/HK/BK 
We can supply several brands as you need to have. 
Our manufacturing unit have sophisticated tests gear, before every single merchandise go away the factory, we will tests. We can send out samples to you, you can check the good quality, and if you settle for the sample good quality, we can guarantee: the follow-up orders’ top quality will be the same as samples.

II. Packing & Delivery
Packing Information:
one. Tube+carton+pallet: eg.10 pcs bearings are packed in a tube.thirty tubes are put into a carton. It is normally for modest bearings..
two. paper box+carton+pallet: every single bearing is packed in a paper box, then put in a carton.It is typically for small or center bearings. 
3. Wooden packing:each and every bearing is packed into a wooden scenario.It is generally for big bearing 
four. according to your requirement
Delivery Particulars : 5-15Days

III. OTHER Models WE CAN Supply

Shaft
Diameter
Bearing Designation Mass
Approx
Boundary Dimension Basic Loading Restricting
Velocity
Current
code
Original
code
d Fw D B Dynamic Static Oil
mm g mm N rpm
50 NKI50/25 TAFI506825 262 fifty fifty five 68 25 32
Internet site:   chikbearing  
 
 
 

US $1-100
/ Piece
|
1 Piece

(Min. Order)

###

Contact Angle: 1
Aligning: Aligning Bearing
Separated: Unseparated
Rows Number: Double
Load Direction: Radial Bearing
Material: Bearing Steel

###

Customization:

###

Shaft
Diameter
Bearing Designation Mass
Approx
Boundary Dimension Basic Loading Limiting
Speed
Current
code
Original
code
d Fw D B Dynamic Static Oil
mm g mm N rpm
50 NKI50/25 TAFI506825 262 50 55 68 25 32000 78000 7500
NA4910 4544910 264 50 58 72 22 41000 72000 7500
NA5910     50 58 72 30      
NA6910 6534910 457 50 58 72 40 68000 135000 7500
NKIS50   510 50 60 80 28 60000 95000 7500
NKI50/35 TAFI506835   50 55 68 35 53000 118000 7500
55 NKI55/35   357 55 60 72 35 48000 126800 7500
NA4911 4544911 386 55 63 80 25 50600 96580 7500
NA5911     55 63 80 34      
NA6911 6534911 790 55 63 80 45 82560 172000 7500
60 NKI60/25   388 60 68 82 25 35500 85000 7000
NA4912 4544912 412 60 68 85 25 52800 110500 6500
NA5912   614 60 68 85 34      
NA6912 6534612 796 60 68 85 45 88500 186000 6500
NKIS60   550 60 70 90 28 65000 110000 6500
65 NA4913 4544913 435 65 72 90 25 57500 110500 6500
NA6913 6534913 821 65 72 90 45 87600 194500 6500
NKI65/25     65 73 90 25 53000 100000 6500
NKI65/35     65 73 90 35 75000 156000 6500
70 NA4914 4544914 712 70 80 100 30 79000 154000 5500
NA6914 6534914 1326 70 80 100 54 121000 263000 5500
NKI70/35     70 80 95 35 78000 184000 5500
75 NA4915 4544915 765 75 85 105 30 82000 158000 5500
NA5915   1130 75 85 105 40      
NA6915   1429 75 85 105 54 128000 272000 5500
US $1-100
/ Piece
|
1 Piece

(Min. Order)

###

Contact Angle: 1
Aligning: Aligning Bearing
Separated: Unseparated
Rows Number: Double
Load Direction: Radial Bearing
Material: Bearing Steel

###

Customization:

###

Shaft
Diameter
Bearing Designation Mass
Approx
Boundary Dimension Basic Loading Limiting
Speed
Current
code
Original
code
d Fw D B Dynamic Static Oil
mm g mm N rpm
50 NKI50/25 TAFI506825 262 50 55 68 25 32000 78000 7500
NA4910 4544910 264 50 58 72 22 41000 72000 7500
NA5910     50 58 72 30      
NA6910 6534910 457 50 58 72 40 68000 135000 7500
NKIS50   510 50 60 80 28 60000 95000 7500
NKI50/35 TAFI506835   50 55 68 35 53000 118000 7500
55 NKI55/35   357 55 60 72 35 48000 126800 7500
NA4911 4544911 386 55 63 80 25 50600 96580 7500
NA5911     55 63 80 34      
NA6911 6534911 790 55 63 80 45 82560 172000 7500
60 NKI60/25   388 60 68 82 25 35500 85000 7000
NA4912 4544912 412 60 68 85 25 52800 110500 6500
NA5912   614 60 68 85 34      
NA6912 6534612 796 60 68 85 45 88500 186000 6500
NKIS60   550 60 70 90 28 65000 110000 6500
65 NA4913 4544913 435 65 72 90 25 57500 110500 6500
NA6913 6534913 821 65 72 90 45 87600 194500 6500
NKI65/25     65 73 90 25 53000 100000 6500
NKI65/35     65 73 90 35 75000 156000 6500
70 NA4914 4544914 712 70 80 100 30 79000 154000 5500
NA6914 6534914 1326 70 80 100 54 121000 263000 5500
NKI70/35     70 80 95 35 78000 184000 5500
75 NA4915 4544915 765 75 85 105 30 82000 158000 5500
NA5915   1130 75 85 105 40      
NA6915   1429 75 85 105 54 128000 272000 5500

Types of Ball Bearings

In their most basic form, Ball Bearings have one common feature – they are made of steel. The majority of these bearings are made of 52100 steel, which has one percent chromium and one percent carbon. The steel can be hardened by heat trea
tment. 440C stainless steel is used for rusting problems. A cage around the ball balls is traditionally made from thin steel. However, some bearings use molded plastic cages to save money and friction.
bearing

Single-row designs

Steel linear translation stages often use single-row designs for ball bearings. These types of bearings provide smooth linear travel and can withstand high loads. The material steel has a high modulus of elasticity and a high stiffness, as well as a lower thermal expansion than aluminum. For these reasons, steel is the material of choice for a ball bearing in a typical user environment. Single-row designs for ball bearings are also suitable for applications in humid or corrosive environments.
Single-row designs for ball bearings are available in a variety of sizes and are axially adjustable. They have a high radial capacity, but require relatively little space. Single-row deep groove ball bearings with snap rings are STN 02 4605 or R47, respectively. Bearings with snap rings are identified by a suffix such as NR. They may not have seals or shields installed.
These single-row angular contact ball bearings are capable of supporting axial and radial loads. In a two-raceway arrangement, the radial load on bearing A causes a radial load to act on bearing B. Both axial and radial forces are transmitted between single-row angular contact ball bearings, and the resulting internal force must be taken into account to calculate equivalent dynamic bearing loads P.
Single-row deep groove ball bearings are the most common type of ball bearings. These bearings are designed with only one row of rolling elements. The single-row design is simple and durable, which makes it ideal for high-speed applications. Single-row designs for ball bearings are also available in various bore sizes. They can also come in a variety of shapes and are non-separable. If you need a high-speed bearing, you may want to opt for a double-row design.
In addition to single-row designs for ball bearings, you can choose ceramic or steel ball bearings. Ceramic balls are considerably harder than steel balls, but they are not as hard as steel. Hence, ceramic bearings are stiffer than steel ball bearings, resulting in increased stress on the outer race groove and lower load capacity. This is a great benefit for those who need the bearings to be lightweight and strong.
The difference between single-row and double-row designs is in the way that the inner and outer ring are installed. A single-row design places the inner ring in an eccentric position relative to the outer ring. The two rings are in contact at one point, which causes a large gap in the bearing. The balls are then inserted through the gap. As a result, the balls are evenly distributed throughout the bearing, which forces the inner and outer rings to become concentric.
Deep-groove ball bearings are one of the most popular types of ball bearings. They are available in different designs, including snap-ring, seal and shield arrangements. The race diameter of a deep-groove ball bearing is close to the ball’s diameter. These types of bearings are suited for heavy loads, and their axial and radial support are excellent. Their main drawback is that the contact angle cannot be adjusted to accommodate a wide range of relative loads.
bearing

Ceramic hybrid ball bearings

Hybrid ball bearings with ceramic balls have numerous advantages. They feature improved kinematic behavior and require less lubrication. Consequently, they can reduce operating costs. Additionally, their low thermal expansion coefficient allows for smaller changes in contact angle and preload variations, and they can retain tolerances. Furthermore, ceramic hybrid ball bearings have significantly increased life spans compared to conventional steel-steel ball bearings, with up to 10 times the lifespan.
Although ceramic bearings can be used in automotive applications, many people believe that they’re a poor choice for bicycle hubs. They don’t reduce weight and only work well in high-rpm environments. As a result, many cyclists don’t even bother with ceramic-based bearings. However, both Paul Lew and Alan are of the opinion that ceramic bearings are best suited for industrial or medical equipment applications. Furthermore, Paul and Alan believe that they are ideal for high-altitude drone motors.
Another advantage of ceramic hybrid ball bearings is that they use less friction than conventional steel-based balls. They are also more durable, requiring less lubrication than steel-based bearings. Furthermore, the lower friction and rolling resistance associated with ceramic-based ball bearings means that they can last ten times longer than steel-based bearings. A ceramic-based hybrid ball bearing can be used for applications where speed and lubrication are critical.
Ceramic hybrid ball bearings feature both steel and silicon nitride balls. Silicon nitride balls have 50% more modulus of elasticity than steel balls and can improve accuracy and precision. Ceramic balls also have a smoother surface finish than steel balls, which reduces vibration and spindle deflection. These benefits result in increased speed and improved production quality. In addition to this, ceramic balls can also reduce the operating temperature, enhancing the work environment.
Hybrid bearings are a popular alternative to steel bearings. They have some benefits over traditional steel bearings, and are becoming a popular choice for engineered applications. Hybrid bearings are ideal for high speed machines. The material used to manufacture ceramic balls is a high-quality alloy, and is comparatively inexpensive. But you must understand that lubrication is still necessary for hybrid bearings. If you are not careful, you may end up wasting money.
These ball bearings can be used in many industries and applications, and they are widely compatible with most metals. The main advantage of hybrid ball bearings is that they are very durable. While steel balls tend to corrode and wear out, ceramic ball bearings can withstand these conditions while minimizing maintenance and replacement costs. The benefits of hybrid ball bearings are clear. So, consider switching to these newer types of ball bearings.
bearing

Self-aligning ball bearings

Self-aligning ball bearings are a good choice for many applications. They are a great alternative to traditional ball bearings, and they are ideal for rotating applications in which the shaft must move in several directions. They are also ideal for use in rotating parts where a tight tolerance is necessary. You can choose between two types: plain and flex shaft. Read on to find out which one will suit your needs.
Self-aligning ball bearings are designed with a higher axial load carrying capacity than single-row radial deep groove ball bearings. The amount of axial load carrying capacity is dependent upon the pressure angle. These bearings have a hollow raceway in the outer ring that allows the inner ring to pivot without friction. They are often used for high-speed applications. Because of their design, they are highly accurate.
Self-aligning ball bearings are radial bearings that feature two rows of balls in a spherical outer ring. They also feature two deep uninterrupted raceway grooves in the inner ring. Their unique features make them an excellent choice for applications where shaft deflection is a significant factor. Despite their small size, they have a high level of precision and can withstand heavy loads.
Self-aligning ball bearings can compensate for misalignment in shaft applications. The inner ring and ball assembly are positioned inside an outer ring containing a curved raceway. This spherical design allows the balls and cage to deflect and re-align around the bearing center. These bearings are also ideal for applications where shaft deflection is significant, such as in simple woodworking machinery.
Another type of self-aligning ball bearing uses a common concave outer race. Both balls and outer races automatically compensate for angular misalignment caused by machining, assembly, and deflections. Compared to spherical rollers, they have lower frictional losses than their spherical counterparts. Self-alignment ball bearings also have lower vibration levels compared to other types of bearings.
Self-aligning ball bearings operate in misaligned applications because their spherical outer raceway can accommodate misalignment. This design allows them to work in applications where shaft deflection or housing deformation is common. They are therefore more suitable for low to medium-sized loads. The only real drawback to self-aligning ball bearings is their price. If you need to purchase a self-aligning ball bearing for your next project, you can expect to pay around $1500.

China NSK Koyo Chik Chrome Steel High Quality Drawn Cup Needle Roller Bearing HK/Nukr/Pwkr/Ccfh/Nast/Nutr/Na Series Roller Bearing for Machine Parts     with Hot sellingChina NSK Koyo Chik Chrome Steel High Quality Drawn Cup Needle Roller Bearing HK/Nukr/Pwkr/Ccfh/Nast/Nutr/Na Series Roller Bearing for Machine Parts     with Hot selling
editor by czh 2022-12-22