China NTN Excavator Walking Bearing 184ba-2251 Angular Contact Ball Bearings 184/226 for Engineering Machinery supplier

Merchandise Description

Product Description

 

NTN Excavator Walking Bearing 184BA-2251 Angular Speak to Ball Bearings 184/226 For Engineering Machinery

Name Excavator Bearing 184BA-2251
Application Excavator
Structure angular speak to ball bearing
Size (d x D x B) mm 184x226x21mm
d(mm) 184
D(mm) 226
B(mm) 21
Brand NSK CZPT CZPT or as your requests
Condition New

 

Merchandise Parameters

 

 

Part NO. ID(mm) OD(mm) H(mm)
184BA-2251 184 226 21
180BA-2256 180 225 22
AC5033 250 330 37
AC5836 289 355 34
AC463240 230 320 40
AC4615 230 300 35
AC4629 230 290 27
AC4531 225 315 36
AC4631 230 310 40
AC423040-one 210 300 40
AC4630 230 300 35
AC6037-1 300 370 34
AC523438-one 260 340 38
BA152-2306 152 230 26
BA222-1WSA 222 273 26
BA220-6SA 220 276 26
BA220-6WSA 220 276 26
BA240-3ASA 240 310 32
BA289-1A 289 255 34
BA260-3A 260 340 38
BA260-4A 260 340 38
BA200-10 200 280 38
BA230-7T12SA 230 300 35
BA4531 225 315 40
BA300-5A 300 380 40
BA180-4WSA 180 250 33
200BA27V-two 200 270 33
210BA29V 210 295 35
230BA27V2 230 300 35
BA280-2SA 280 370 40
BA300-4WSA 300 395 52
BD130-1SA 130 166 34
BA205-1A 205 295 40
BA246-2A 246 313 32
BA250-4A 250 330 37
BA290-3A 290 380 42
120BA16 120 165 22
180BN19 180 250 33
B-SF4454PX1 220 295 33
B-SF4444PX1 220 295 33
SF4815VPX1 240 310 34
SF4831PX1 240 310 33.4
SF4852PX1 240 310 33
SF4826PX1 240 310 33
SF3607PX1 180 225 15
SF2812PX1 140 175 17.5
SF3227PX1 160 200 20
SF3235PX1 160 200 20
SF4007PX1 200 250 25
SF4019PX1 200 260 30
SF4860PX1 240 320 38.6
SF6037-1 300 370 34
SF6015PX1 300 372 36
260BA355-2 260 355 44
CR4411PX1 220 290 32
CR6016PX1 300 380 38
BA230-7T12SA 230 300 35
LL639249/ten 196.eighty five 241.3 23.812
L540049/10 196.eighty five 254 28.575
LM739749 196.85 257.one hundred seventy five 39.688
544090/116 228.six 295.275 33.338
544091/118 231.775 300.038 33.338
L540048/ten 200 254 28.575
561904P6X 120 170 27
36990/20 177.eight 227.012 30.a hundred sixty five
4T-T7FC065ST 65 130 37
4T-T7FC055ST 55 115 34
T2ED045-one 45 95 36
R196Z-4 196.eighty five 241.3 23.812
AC563946AB 280 390 46
SF5235 260 330 35
AC4833      
HS5714 126 154 14
AC563946AB 280 390 46
BN220-1 220 280 28
BD130-16 130 166 40
310BN420 420 310  
BA345-1 345 470 45
BA195-3A 195 280 36.5
BD155-3A      
BD155-4A 250 330 37
BD155-5A 165 210 54
BD155-6A 155 198 47
BA120-seven 230 300 35

 

Company Profile

Our primary merchandise:

 

Packaging & Shipping and delivery

 

 

Shipping Cost:

Estimated freight per unit.



To be negotiated

###

Standard or Nonstandard: Standard
Feature: High Speed, Cold-Resistant, Heat-Resistant
Sealing Gland: Non-Seal

###

Samples:
US$ 1000/Piece
1 Piece(Min.Order)

|

Order Sample

###

Customization:

###

Name Excavator Bearing 184BA-2251
Application Excavator
Structure angular contact ball bearing
Size (d x D x B) mm 184x226x21mm
d(mm) 184
D(mm) 226
B(mm) 21
Brand NSK NTN KOYO or as your requests
Condition New

###

Part NO. ID(mm) OD(mm) H(mm)
184BA-2251 184 226 21
180BA-2256 180 225 22
AC5033 250 330 37
AC5836 289 355 34
AC463240 230 320 40
AC4615 230 300 35
AC4629 230 290 27
AC4531 225 315 36
AC4631 230 310 40
AC423040-1 210 300 40
AC4630 230 300 35
AC6037-1 300 370 34
AC523438-1 260 340 38
BA152-2306 152 230 26
BA222-1WSA 222 273 26
BA220-6SA 220 276 26
BA220-6WSA 220 276 26
BA240-3ASA 240 310 32
BA289-1A 289 255 34
BA260-3A 260 340 38
BA260-4A 260 340 38
BA200-10 200 280 38
BA230-7T12SA 230 300 35
BA4531 225 315 40
BA300-5A 300 380 40
BA180-4WSA 180 250 33
200BA27V-2 200 270 33
210BA29V 210 295 35
230BA27V2 230 300 35
BA280-2SA 280 370 40
BA300-4WSA 300 395 52
BD130-1SA 130 166 34
BA205-1A 205 295 40
BA246-2A 246 313 32
BA250-4A 250 330 37
BA290-3A 290 380 42
120BA16 120 165 22
180BN19 180 250 33
B-SF4454PX1 220 295 33
B-SF4444PX1 220 295 33
SF4815VPX1 240 310 34
SF4831PX1 240 310 33.4
SF4852PX1 240 310 33
SF4826PX1 240 310 33
SF3607PX1 180 225 15
SF2812PX1 140 175 17.5
SF3227PX1 160 200 20
SF3235PX1 160 200 20
SF4007PX1 200 250 25
SF4019PX1 200 260 30
SF4860PX1 240 320 38.6
SF6037-1 300 370 34
SF6015PX1 300 372 36
260BA355-2 260 355 44
CR4411PX1 220 290 32
CR6016PX1 300 380 38
BA230-7T12SA 230 300 35
LL639249/10 196.85 241.3 23.812
L540049/10 196.85 254 28.575
LM739749 196.85 257.175 39.688
544090/116 228.6 295.275 33.338
544091/118 231.775 300.038 33.338
L540048/10 200 254 28.575
561904P6X 120 170 27
36990/20 177.8 227.012 30.165
4T-T7FC065ST 65 130 37
4T-T7FC055ST 55 115 34
T2ED045-1 45 95 36
R196Z-4 196.85 241.3 23.812
AC563946AB 280 390 46
SF5235 260 330 35
AC4833      
HS05154 126 154 14
AC563946AB 280 390 46
BN220-1 220 280 28
BD130-16 130 166 40
310BN420 420 310  
BA345-1 345 470 45
BA195-3A 195 280 36.5
BD155-3A      
BD155-4A 250 330 37
BD155-5A 165 210 54
BD155-6A 155 198 47
BA120-7 230 300 35
Shipping Cost:

Estimated freight per unit.



To be negotiated

###

Standard or Nonstandard: Standard
Feature: High Speed, Cold-Resistant, Heat-Resistant
Sealing Gland: Non-Seal

###

Samples:
US$ 1000/Piece
1 Piece(Min.Order)

|

Order Sample

###

Customization:

###

Name Excavator Bearing 184BA-2251
Application Excavator
Structure angular contact ball bearing
Size (d x D x B) mm 184x226x21mm
d(mm) 184
D(mm) 226
B(mm) 21
Brand NSK NTN KOYO or as your requests
Condition New

###

Part NO. ID(mm) OD(mm) H(mm)
184BA-2251 184 226 21
180BA-2256 180 225 22
AC5033 250 330 37
AC5836 289 355 34
AC463240 230 320 40
AC4615 230 300 35
AC4629 230 290 27
AC4531 225 315 36
AC4631 230 310 40
AC423040-1 210 300 40
AC4630 230 300 35
AC6037-1 300 370 34
AC523438-1 260 340 38
BA152-2306 152 230 26
BA222-1WSA 222 273 26
BA220-6SA 220 276 26
BA220-6WSA 220 276 26
BA240-3ASA 240 310 32
BA289-1A 289 255 34
BA260-3A 260 340 38
BA260-4A 260 340 38
BA200-10 200 280 38
BA230-7T12SA 230 300 35
BA4531 225 315 40
BA300-5A 300 380 40
BA180-4WSA 180 250 33
200BA27V-2 200 270 33
210BA29V 210 295 35
230BA27V2 230 300 35
BA280-2SA 280 370 40
BA300-4WSA 300 395 52
BD130-1SA 130 166 34
BA205-1A 205 295 40
BA246-2A 246 313 32
BA250-4A 250 330 37
BA290-3A 290 380 42
120BA16 120 165 22
180BN19 180 250 33
B-SF4454PX1 220 295 33
B-SF4444PX1 220 295 33
SF4815VPX1 240 310 34
SF4831PX1 240 310 33.4
SF4852PX1 240 310 33
SF4826PX1 240 310 33
SF3607PX1 180 225 15
SF2812PX1 140 175 17.5
SF3227PX1 160 200 20
SF3235PX1 160 200 20
SF4007PX1 200 250 25
SF4019PX1 200 260 30
SF4860PX1 240 320 38.6
SF6037-1 300 370 34
SF6015PX1 300 372 36
260BA355-2 260 355 44
CR4411PX1 220 290 32
CR6016PX1 300 380 38
BA230-7T12SA 230 300 35
LL639249/10 196.85 241.3 23.812
L540049/10 196.85 254 28.575
LM739749 196.85 257.175 39.688
544090/116 228.6 295.275 33.338
544091/118 231.775 300.038 33.338
L540048/10 200 254 28.575
561904P6X 120 170 27
36990/20 177.8 227.012 30.165
4T-T7FC065ST 65 130 37
4T-T7FC055ST 55 115 34
T2ED045-1 45 95 36
R196Z-4 196.85 241.3 23.812
AC563946AB 280 390 46
SF5235 260 330 35
AC4833      
HS05154 126 154 14
AC563946AB 280 390 46
BN220-1 220 280 28
BD130-16 130 166 40
310BN420 420 310  
BA345-1 345 470 45
BA195-3A 195 280 36.5
BD155-3A      
BD155-4A 250 330 37
BD155-5A 165 210 54
BD155-6A 155 198 47
BA120-7 230 300 35

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 NTN Excavator Walking Bearing 184ba-2251 Angular Contact Ball Bearings 184/226 for Engineering Machinery     supplierChina NTN Excavator Walking Bearing 184ba-2251 Angular Contact Ball Bearings 184/226 for Engineering Machinery     supplier
editor by czh 2023-01-08