Product Description

Product Description

The thrust ball bearing adopts a design that can withstand thrust loads during high-speed operation, and is composed of a washer like ring with a ball rolling raceway groove. Due to the cushion shaped collar, thrust ball bearings are divided into 2 types: flat bottom cushion type and self-aligning spherical cushion type. In addition, this type of bearing can withstand axial loads, but cannot withstand radial loads.

Purpose of thrust ball bearings: They are only suitable for parts that bear 1 axial load and have low rotational speed, such as crane hooks, vertical water pumps, vertical centrifuges, jacks, low-speed reducers, etc. The shaft ring, seat ring, and rolling element of the bearing are separate and can be installed and removed separately.

Our Advantages
1. Professional suppliers. We are 1 of the largest bearing suppliers in China. In addition to the products produced by our own factory, we also have a stable product supply chain to provide all types of bearings.
2. Quality assurance. We produce and provide industry standard bearings with high-precision manufacturing processes, and can customize bearings according to customer needs.
3. Professional team. In terms of production research, we have sufficient technical talents to support the product production line and ensure product quality; In terms of sales, we have professional and enthusiastic service personnel to ensure the sales and after-sales service of our products, and to ensure the stability and durability of our cooperative relationship.
4. Fast delivery. Our factory has professional and responsible production staff who can provide the shortest delivery time that customers are satisfied with.

Product Parameters

Bearing ID OD B Cr Cor Max speed Max Speed Mass
NO.           (Grease) (Oil)  
  (mm) (mm) (mm) (KN) (KN) (r/min) (r/min) (kg)

51100 10 24 9 10 14 6500 10000 0.02
51101 12 26 9 10.3 15.4 6500 10000 0.571
51102 15 28 9 10.5 16.8 6100 9400 0.571
51103 17 30 9 10.8 18.2 6100 9400 0.571
51104 20 35 10 14.2 24.7 5100 7900 0.04
51105 25 42 11 19.5 37.2 4400 6800 0.059
51106 30 47 11 20.4 42.2 4300 6600 0.068
51107 35 52 12 20.4 44.7 3900 6000 0.09
51108 40 60 13 26.9 62.8 3400 5300 0.12
51109 45 65 14 27.8 69.1 3200 5000 0.15
51110 50 70 14 28.8 75.4 3100 4800 0.16
51111 55 78 16 32.4 95.6 2800 4400 0.24
51112 60 85 17 41.4 113 2600 4000 0.29
51113 65 90 17 41.7 117 2400 3700 0.34
51114 70 95 18 43 127 2300 3600 0.36
51115 75 100 19 42.3 127 2200 3400 0.42
51116 80 105 19 44.6 141 2100 3300 0.43
51117 85 110 19 45.9 150 2100 3200 0.46
51118 90 120 22 59.7 190 1900 2900 0.68
51120 100 130 25 85 268 1600 2500 0.99
51122 110 145 25 87.1 288 1600 2400 1.08
51124 120 155 25 89 308 1500 2300 1.16
51126 130 170 30 104 352 1300 2000 1.87
51128 140 180 31 107 377 1200 1900 2.2
51130 150 190 31 109 402 1200 1900 2.15
51132 160 200 31 112 427 1200 1800 2.28
51134 170 215 34 134 512 1100 1700 3.25
51136 180 225 34 135 528 1000 1600 3.39
51138 190 240 37 170 657 970 1500 3.95
51140 200 250 37 172 677 940 1450 4.13
51144 220 270 37 177 739 880 1350 4.5
51148 240 300 45 241 1571 750 1150 7.38
51152 260 320 45 231 990 710 1100 7.93
51156 280 350 53 329 1430 640 900 12
51160 300 380 62 363 1610 540 810 17.5
51164 320 400 63 379 1760 540 810 19
51168 340 420 64 387 1860 500 770 20.5
51172 360 440 66 394 1960 500 720 21.5
51176 380 460 65  
51188 440 540 80  
51200 10 26 11 12.7 17.1 5700 8800 0.03
51201 12 28 11 13.2 19 5400 8300 0.034
51202 15 32 12 16.6 24.8 4900 7500 0.046
51203 17 35 12 17.2 27.3 4900 7500 0.053
51204 20 40 14 22.3 37.7 3900 6000 0.082
51205 25 47 15 27.8 50.4 3600 5500 0.12
51206 30 52 16 29.3 58.2 3400 5200 0.15
51207 35 62 18 39.2 78.2 2900 4500 0.22
51208 40 68 19 46.9 98.3 2700 4200 0.27
51209 45 73 20 47.7 105 2600 4000 0.32
51210 50 78 22 48.5 111 2300 3600 0.39
51211 55 90 25 69.4 159 2100 3200 0.61
51212 60 95 26 73.6 179 1900 3000 0.69
51213 65 100 27 74.8 189 1900 2900 0.77
51214 70 105 27 73.6 189 1800 2800 0.81
51215 75 110 27 77.4 209 1800 2700 0.86
51216 80 115 28 78.5 218 1700 2600 0.95
51217 85 125 31 92.3 251 1500 2300 1.29
51218 90 135 35 117 326 1400 2100 1.77
51219 95 140 40 135 375 1300 2000 2.2
51220 100 150 38 147 410 1200 1900 2.36
51222 110 160 38 148 431 1200 1800 2.57
51224 120 170 39 154 472 1100 1700 2.86
51226 130 190 45 203 622 970 1500 4.09
51228 140 200 46 215 669 940 1450 4.46
51230 150 215 50 244 768 840 1300 5.64
51232 160 225 51 247 803 810 1250 6.53
51234 170 240 55 269 874 750 1150 8.12
51236 180 250 56 294 986 710 1100 8.68
51238 190 270 62 298 1571 650 1000 11.7
51240 200 280 62 314 1110 620 950 12.2
51244 220 300 63 342 1310 580 900 13.5
51248 240 340 78 442 1800 520 800 23.1
51304 20 47 18 0.13
51305 25 52 18 35.7 61.4 3100 4800 0.18
51306 30 60 21 42.8 78.7 2700 4200 0.27
51307 35 68 24 55.5 105 2400 3700 0.39
51308 40 78 26 69.3 135 2100 3300 0.55
51309 45 85 28 80 163 1900 3000 0.69
51310 55 95 31 91.6 186 1800 2700 1
51311 55 105 35 119 246 1600 2400 1.34
51312 60 110 35 124 267 1500 2300 1.43
51313 65 115 36 128 287 1400 2200 1.57
51314 70 125 40 148 339 1300 2000 2.06
51315 75 135 44 171 396 1200 1900 2.68
51316 80 140 44 176 424 1200 1800 2.82
51317 85 150 49 206 489 1100 1700 3.66
51318 90 155 50 213 524 1000 1600 3.88
51319 95 160 52 225 563 960 1500 4.5
51320 100 170 55 236 596 940 1450 5.11
51322 110 190 63 280 754 810 1250 7.72
51324 120 210 70 325 931 710 1100 10.6
51326 130 225 75 346 1030 650 1000 13
51328 140 240 180 367 1130 620 950 15.5
51330 150 250 80 377 1200 580 900 16.3
51332 160 270 87 470 1570 550 850 21
51334 170 280 87 463 1570 520 800 22
51336 180 300 95 463 1580 490 750 28.1
51338 190 320 105 543 1950 440 680 36
51340 200 340 110 596 2220 420 650 42.9
51405 25 60 24 55.6 89.4 2600 4000 0.34
51406 30 70 28 72.8 126 2200 3400 0.53
51407 35 80 32 87.1 155 1900 2900 0.79
51408 40 90 36 113 205 1700 2600 1.14
51409 45 100 39 130 242 1500 2300 1.47
51410 50 110 43 148 283 1400 2100 1.99
51411 55 120 48 178 359 1200 1900 2.64
51412 60 130 51 201 397 1100 1700 3.51
51413 56 140 56 232 493 1000 1600 4.47
51414 70 150 60 250 553 940 1450 5.48
51415 75 160 65 252 560 880 1350 6.75
51416 80 170 68 270 621 810 1250 7.97
51417 85 180 72 307 753 780 1200 9.29
51418 90 190 77 327 826 710 1100 11
51419 94 200 80 11.8
51420 100 210 85 368 983 620 950 14.6
51422 120 250 90 379 1070 550 850 19.8
51426 130 270 110 498 1540 490 750 31.4
51428 140 280 112 520 1680 450 700 33.9
51430 150 300 120 568 1910 420 650 41.6
52202 15 32 22 16.5 24.8 4800 6700 0.082
52203 17 35 13.2 0.0506
52204 20 40 26 22.3 37.7 3900 6000 0.144
52205 25 47 28 27.7 50.4 3600 5500 0.23
52206 30 52 29 28.1 54.3 3400 5200 0.27
52207 35 62 34 40.7 83.8 2900 4500 0.42
52208 40 68 36 46.9 98.3 2700 4200 0.54
52209 45 73 37 47.7 105 2600 4000 0.64
52210 50 78 39 48.5 111 2300 3600 0.71
52211 55 90 45 69.4 159 2100 3200 1.12
52212 60 95 46 73.6 179 1900 3000 1.15
52213 65 100 47 74.8 189 1900 2900 1.36
52214 70 105 47 73.6 189 1800 2800 1.52
52215 75 110 47 77.4 209 1800 2700 1.6
52216 80 115 48 78.5 218 1700 2600 1.73
52217 85 125 55 92.3 251 1500 2300 2.22
52218 90 135 62 117 326 1400 2100 3.14
52220 100 150 67 147 410 1200 1900 4.2
52222 110 160 67 148 431 1200 1800
52226 130 190 80 203 622 970 1500
52230 150 215 89 244 768 840 1300
52234 170 240 97 269 874 750 1150
52240 200 280 109 314 1110 620 950
52244 220 300 110 342 1310 580 900
52305 25 52 34 35.7 61.4 3100 4800 0.321
52306 30 60 38 42.8 78.7 2700 4200 0.494
52307 35 68 44 55.5 105 2400 3700 0.71
52308 40 78 49 69.3 135 2100 3300 1.06
52309 45 85 32 80 163 1900 3000 1.26
52310 50 95 58 91.6 186 1800 2700 1.68
52311 55 105 64 119 246 1600 2400 2.5
52312 60 110 64 124 267 1500 2300 2.7
52313 65 115 65 128 287 1400 2200 2.9
52314 70 125 72 148 339 1300 2000 3.9
52315 75 135 79 171 396 1200 1900 5
52316 80 140 79 176 424 1200 1800 6.2
52317 85 150 87 206 489 1100 1700
52318 90 155 88 213 524 1000 1600
52320 100 170 97 236 596 940 1450 9.112
52322 110 190 110 280 754 810 1250 12.5
52324 120 210 123 325 931 710 1100 20.3
52326 130 225 130 346 1030 650 1000
52328 140 240 140 367 1130 620 950
52332 160 270 153 470 1570 550 850
52334 170 280 153 463 1570 520 800
52336 180 300 165 463 1580 490 750
52338 190 320 183
52340 200 340 192 596 2220 420 650
52405 25 60 45 55.6 89.4 2600 4000
52406 30 70 52 72.8 126 2200 3400
52407 35 80 59 87.1 155 1900 2900
52408 40 90 65 113 205 1700 2600
52411 55 120 87 178 359 1200 1900
52412 60 130 93 201 397 1100 1700
52413 65 140 101 232 493 1000 1600
52415 75 160 115 252 560 880 1350
52416 80 170 120 270 621 810 1250
52418 90 190 135 327 826 710 1100 9.76
52422 110 230 166 379 1070 550 850
52424 120 250 177 480 1460 520 800
52426 130 270 192 498 1540 490 750

Packaging & Shipping

Packaging 1)Original package
2) Single box + outer carton 
3)Tube package + outer carton 
4)Customized according to customer needs
Shipping 1)Ocean shipping
2)Air transport
3)Select according to customer needs
 

Company Profile

ZheJiang Dente International Trade Co., Ltd. is a comprehensive enterprise with self operated import and export rights and production bases. The company is located in HangZhou, the “Kite Capital of the World”, and its production base is located in HangZhou, the largest bearing wholesale base in China.
Our company’s leading products include Deep Groove Ball Bearing, tapered roller bearings, external spherical bearings, self-aligning ball bearings, self-aligning roller bearings, cylindrical roller bearings, thrust ball bearings and automobile non-standard bearings, stainless steel bearings, various needle bearings, inch bearings, non-standard bearings, special bearings and other series of varieties, as well as world famous brand imported bearing products.
With the advantages of reasonable price, excellent quality, and short delivery time, the company’s products have been exported to more than 50 countries and regions in the world, such as Europe, the Americas, Australia, and Africa. In addition to having its own production base, the company also has more than 500 cooperative factories to meet the various needs of different customers.

DNT Bearing is a comprehensive bearing manufacturing and service provider with world leading bearing manufacturing processes and management technologies in China. We sell a variety of bearing products with international standards and technical levels of low noise, high load, high accuracy, and long service life. We have cooperation with many internationally renowned bearing enterprises, welcome to consult!

FAQ

1.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise and longer service life.
2.Are you a Manufacturer or trading company?
We are professional manufactuer of bearings  with ISO standards.
3.Can I get a sample to check out the quality?
 Sure, free samples are available for stock products if you can pay for the shipping cost.
4.Can you do OEM to print my logo/brand on the products?
Yes, we can print your logo/brand on the products, you just need to send us your logo/brand files, we will show you how it looks like.We can also make custom package to your request.
5.What if I receive defective products for my order?
All our bearings are 100% inspected strictly before packing. If any defective products received, please provide photos and video to show us the problem and help us improve the quality. New products will be sent to you as replacement if the probelm is product quality.

 

Advantages: High Precision/Low Noise/High Speed
Sample Order: Acceptable
Retainer Material: Customized According to Customer Needs
Samples:
US$ 5.99/Piece
1 Piece(Min.Order)

|

Order Sample

Chrome Steel
Customization:
Available

|

Customized Request

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Shipping Cost:

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Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

  • Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

  • Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

  • Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

  • Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

  • Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

  • Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

  • Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

  • Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

  • Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

  • Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?

Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:

  • Size:

The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.

  • Load Capacity:

Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.

  • Precision:

Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.

  • Speed:

Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.

  • Friction and Efficiency:

Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.

  • Applications:

Miniature ball bearings find applications in various industries and sectors:

  • Electronics and Consumer Devices:

They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.

  • Medical and Dental Equipment:

Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.

  • Robotics and Automation:

Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.

  • Aerospace and Defense:

They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.

  • Optics and Instrumentation:

Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.

Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China best 51100 High Precision Thrust Ball Bearing for Crane   bearing airChina best 51100 High Precision Thrust Ball Bearing for Crane   bearing air
editor by CX 2023-11-13

Steel Ball Bearings

As one of the leading steel ball bearings manufacturers, suppliers, and exporters of mechanical products, We offer steel ball bearings and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of steel ball bearings.

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