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Description of UC203 bearing 17*40*27.4mm UC203 insert ball bearings

*Applications of UC203 bearing 17*40*27.4mm UC203 insert ball bearings
Insert bearings and bearing housings are used in motors, chain belts, automobiles, chain wheels,
mining, metallurgy, mechanical transmission dyeing, chemical industry, textile machinery,
agricultural machinery, and machines for food processing and packing.

*Characteristics of UC203 bearing 17*40*27.4mm UC203 insert ball bearings:
Accuracy meets ABEC-1 and ABEC-7
Vibration level meet Z1 group and Z2 group
Low vibration and noise
High precision rotating
Low friction torque and high speed running
Acid-proof and alkali-proof
Can bear the corrosive and work in corrosion medium such as seawater, river aqua, distilled water,
spare nitric acid, maritime climate, steam, and so on
Can work in the high or low-temperature environment within the scope of -253°C–350°Ctemperature
usage

Datasheet of UC203 bearing 17*40*27.4mm UC203 insert ball bearings

Name UC203 bearing 17*40*27.4mm UC203 insert ball bearings
Model No. UC203
Material Chrome steel GCR15
Packing PP brand single box/Customer’s brand/ white paper box
Delivery time In stock, within 24 hours after receiving payment
ID (mm) OD (mm) B (mm) Cr
(kN)
Cor
(kN)
Reference speed
(r/min)
Limiting speed
(r/min)
Brand Origin
17 40 27 ZYSL China

Advantage of UC203 bearing 17*40*27.4mm UC203 insert ball bearings:

1. Excellent and high-quality control, high speed, low noise, long life

2. Prompt delivery

3. Competitive price

4. Small order accepted

5. Customers’ drawings or samples accepted

6. OEM service 

7.Professional:12 years manufacture bearing

 

Applications

Here are examples of applications in which pillow block ball bearing units might be used:

  • Agricultural Applications
  • Construction machinery
  • Food and beverage processing and packaging
  • Conveyor systems
  • Material handling systems
  • Packaging systems
  • Textile equipment
  • Air Handling
  • Special machinery, e.g. car wash systems, gym equipment, go-karts

Pictures(Please note pictures may differ, kindly contact us for more details)

Dimension

Type Shaft-Φ(mm) Dimension(mm)  
h a e b s2 s1 g w Bi n ds weight(kg)
UCP201 12 30,2 127 95 38 19 13 15 62 31 12,7 M10 0,63
UCP202 15 30,2 127 95 38 19 13 15 62 31 12,7 M10 0,63
UCP203 17 30,2 127 95 38 19 13 15 62 31 12,7 M10 0,63
UCP204 20 33,3 127 95 38 19 13 15 65 31 12,7 M10 0,65
UCP205 25 36,5 140 105 38 19 13 16 70 34 14,3 M10 0,79
UCP206 30 42,9 165 121 48 21 17 18 83 38,1 15,9 M14 1,3
UCP207 35 47,6 167 127 48 21 17 19 94 42,9 17,5 M14 1,6
UCP208 40 49,2 184 137 54 21 17 19 100 49,2 19 M14 2
UCP209 45 54 190 146 54 21 17 20 108 49,2 19 M14 2,2
UCP210 50 57,2 206 159 60 25 20 22 114 51,6 19 M16 2,8
UCP211 55 63,5 219 171 60 25 20 22 126 55,6 22,2 M16 3,4
UCP212 60 69,8 241 184 70 25 20 25 138 65,1 25,4 M16 4,8
UCP213 65 76,2 265 203 70 29 25 27 150 65,1 25,4 M20 5,7
UCP214 70 79,4 266 210 72 31 25 27 156 74,6 30,2 M20 7
UCP215 75 82,6 275 217 74 31 25 28 163 77,8 33,3 M20 7,6
UCP216 80 88,9 292 232 78 31 25 30 175 82,6 33,3 M20 9
UCP217 85 95,2 310 247 83 31 25 32 187 85,7 34,1 M20 11,5
UCP218 90 101,6 327 262 88 33 27 34 200 96 39,7 M22 14,3

Model List (Please contact us for more details)
 

UC201 UCP201 UCF201 UCFL201 UCT201 UCFC201 UCPA201
UC201-8 UCP201-8 UCF201-8 UCFL201-8 UCT201-8 UCFC201-8 UCPA201-8
UC202 UCP202 UCF202 UCFL202 UCT202 UCFC202 UCPA202
UC202-10 UCP202-10 UCF202-10 UCFL202-10 UCT202-10 UCFC202-10 UCPA202-10
UC203 UCP203 UCF203 UCFL203 UCT203 UCFC203 UCPA203
UC204 UCP204 UCF204 UCFL204 UCT204 UCFC204 UCPA204
UC204-12 UCP204-12 UCF204-12 UCFL204-12 UCT204-12 UCFC204-12 UCPA204-12
UC205 UCP205 UCF205 UCFL205 UCT205 UCFC205 UCPA205
UC205-14 UCP205-14 UCF205-14 UCFL205-14 UCT205-14 UCFC205-14 UCPA205-14
UC205-15 UCP205-15 UCF205-15 UCFL205-15 UCT205-15 UCFC205-15 UCPA205-15
UC205-16 UCP205-16 UCF205-16 UCFL205-16 UCT205-16 UCFC205-16 UCPA205-16
UC206 UCP206 UCF206 UCFL206 UCT206 UCFC206 UCPA206
UC206-18 UCP206-18 UCF206-18 UCFL206-18 UCT206-18 UCFC206-18 UCPA206-18
UC206-19 UCP206-19 UCF206-19 UCFL206-19 UCT206-19 UCFC206-19 UCPA206-19
UC206-20 UCP206-20 UCF206-20 UCFL206-20 UCT206-20 UCFC206-20 UCPA206-20
UC207 UCP207 UCF207 UCFL207 UCT207 UCFC207 UCPA207
UC207-20 UCP207-20 UCF207-20 UCFL207-20 UCT207-20 UCFC207-20 UCPA207-20
UC207-21 UCP207-21 UCF207-21 UCFL207-21 UCT207-21 UCFC207-21 UCPA207-21
UC207-22 UCP207-22 UCF207-22 UCFL207-22 UCT207-22 UCFC207-22 UCPA207-22
UC207-23 UCP207-23 UCF207-23 UCFL207-23 UCT207-23 UCFC207-23 UCPA207-23
UC208 UCP208 UCF208 UCFL208 UCT208 UCFC208 UCPA208
UC208-24 UCP208-24 UCF208-24 UCFL208-24 UCT208-24 UCFC208-24 UCPA208-24
UC209 UCP209 UCF209 UCFL209 UCT209 UCFC209 UCPA209
UC209-26 UCP209-26 UCF209-26 UCFL209-26 UCT209-26 UCFC209-26 UCPA209-26
UC209-27 UCP209-27 UCF209-27 UCFL209-27 UCT209-27 UCFC209-27 UCPA209-27
UC209-28 UCP209-28 UCF209-28 UCFL209-28 UCT209-28 UCFC209-28 UCPA209-28
             
UC210 UCP210 UCF210 UCFL210 UCT210 UCFC210 UCPA210
UC210-30 UCP210-30 UCF210-30 UCFL210-30 UCT210-30 UCFC210-30 UCPA210-30
UC210-31 UCP210-31 UCF210-31 UCFL210-31 UCT210-31 UCFC210-31 UCPA210-31
UC210-32 UCP210-32 UCF210-32 UCFL210-32 UCT210-32 UCFC210-32 UCPA210-32
UC211 UCP211 UCF211 UCFL211 UCT211 UCFC211 UCPA211
UC211-32 UCP211-32 UCF211-32 UCFL211-32 UCT211-32 UCFC211-32 UCPA211-32
UC211-34 UCP211-34 UCF211-34 UCFL211-34 UCT211-34 UCFC211-34 UCPA211-34
UC211-35 UCP211-35 UCF211-35 UCFL211-35 UCT211-35 UCFC211-35 UCPA211-35
UC212 UCP212 UCF212 UCFL212 UCT212 UCFC212 UCPA212
UC212-36 UCP212-36 UCF212-36 UCFL212-36 UCT212-36 UCFC212-36 UCPA212-36
UC212-38 UCP212-38 UCF212-38 UCFL212-38 UCT212-38 UCFC212-38 UCPA212-38
UC212-39 UCP212-39 UCF212-39 UCFL212-39 UCT212-39 UCFC212-39 UCPA212-39
UC213 UCP213 UCF213 UCFL213 UCT213 UCFC213  
UC213-40 UCP213-40 UCF213-40 UCFL213-40 UCT213-40 UCFC213-40  
UC214 UCP214 UCF214 UCFL214 UCT214 UCFC214  
UC214-44 UCP214-44 UCF214-44 UCFL214-44 UCT214-44 UCFC214-44  
UC215 UCP215 UCF215 UCFL215 UCT215 UCFC215  
UC215-47 UCP215-47 UCF215-47 UCFL215-47 UCT215-47 UCFC215-47  
UC215-48 UCP215-48 UCF215-48 UCFL215-48 UCT215-48 UCFC215-48  
UC216 UCP216 UCF216 UCFL216 UCT216 UCFC216  
UC217 UCP217 UCF217 UCFL217 UCT217 UCFC217  
UC218 UCP218 UCF218 UCFL218 UCT218 UCFC218  
UC218-56 UCP218-56 UCF218-56 UCFL218-56 UCT218-56 UCFC218-56  
  UCP220 UCF220        
             
UC305 UCP305 SA201 SB201 UK205 NA204 UKP205
UC306 UCP306 SA202 SB202 UK206 NA205 UKP206
UC307 UCP307 SA203 SB203 UK207 NA206 UKP207
UC308 UCP308 SA204 SB204 UK208 NA207 UKP208
UC309 UCP309 SA205 SB205 UK209 NA208 UKP209
UC310 UCP310 SA206 SB206 UK210 NA209 UKP210
UC311 UCP311 SA207 SB207 UK211 NA210 UKP211
UC312 UCP312 SA208 SB208 UK212   UKP212
UC313 UCP313 SA209 SB209 UK213   UKP213
UC314 UCP314 SA210 SB210 UK215   UKP215
UC315 UCP315     UK216   UKP216
UC316 UCP316     UK217   UKP217
UC317       UK218   UKP218
UC318            
UC319            
UC320            

 

A wide range of applications:

• agriculture and forestry equipment
• automotive and industrial gearboxes
• automotive and truck electric components, such as alternators
• electric motors
• fluid machinery
• material handling
• power tools and household appliances
• textile machinery
• two Wheeler.
 

Our Bearing Advantage:

1. ISO Standard

2. Bearing Small order accepted

3. In Stock bearing

4. OEM bearing service

5. Professional:20 years manufacture bearing

6. Customized bearing, Customer’s bearing drawing or samples accepted

7. Competitive price bearing

8. TT Payment or Western Union or PayPal
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Our Company

Packaging Details 1 piece in a single box
50 boxes in a carton
20 cartons in a pallet
Nearest Port ZheJiang or HangZhou
Lead Time For stock parts: 1-5 days.
If no stock parts:
<200 pcs: 15-30 days
≥200 pcs: to be negotiated.

FAQ

1. How do you make our business long-term and good relationship? 
– We keep good quality and competitive price to ensure our customers benefit ;
– We respect every customer as our friend and we sincerely do business and make friends with them,
  no matter where they come from.

 

2. Do you test all your goods before delivery?
– Yes, we have a 100% test before delivery

 

3. What products does your company supply?
– Auto Bearings (Wheel Bearings, Wheel Hub Bearings, Clutch Bearings, Belt Tensioners, and Water Pump Bearings, etc. )    

-Industrial Bearings (Deep Groove Ball Bearings, Tapered Roller Bearings, and Pillow Block Bearings). /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Aligning: Aligning Bearing
Separated: Separated
Feature: Vacuum, Magnetically, Low Temperature, Corrosion Resistant, High Temperature, High Speed
Rows Number: Single
Raceway: Deep Groove Raceway
Material: Gcr15/Carbon Steel/Ceramic/Plastic
Samples:
US$ 1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

ball bearing

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

  • Friction Reduction:

Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

  • Wear Prevention:

Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

  • Heat Dissipation:

Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

  • Corrosion Resistance:

Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

  • Noise Reduction:

Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

  • Seal Protection:

Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

  • Improved Efficiency:

Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

  • Lifespan Extension:

Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

  • Selection of Lubricant:

Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

  • Regular Maintenance:

Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

China best UC203 Bearing 17*40*27.4mm UC203 Insert Ball Bearings   supplierChina best UC203 Bearing 17*40*27.4mm UC203 Insert Ball Bearings   supplier
editor by CX 2024-02-27