China best Hf Series Needle Roller Bearing Hf2216 Hf2216kf One Way Drawn Cup Clutch Bearing ball bearing

Product Description

      Needle roller bearings are roller bearings with cylindrical rollers that are thin and long relative to their diameter. Such rollers are called needle rollers. Although the cross-sectional area is small, roller bearings still have a high load-bearing capacity due to the fact that the entire surface of the roller carries the load, they are widely used in application with a limited radial installation dimensions.
HF and HF series are belong to 1 way clutch needle roller bearings, they are widely used in automobiles, motorcycles, mopeds, power tools, textile machinery, agricultural machinery, industrial sewing machines, construction machinery, etc.

PRODUCTS CATALOGUE

HF Series of One Way Clutch Needle Roller Bearings
 

One Way Clutch Needle Roller Bearing  HF Series weight Dimensions  (mm) Rotation torque     (Nm) Limiting Speed      rpm Suitable Drawn Cup Bearings
Shaft Diameter (mm) Plastic Springs Steel Springs g Fw D C  Shaft Rotation Outer Ring Rotation
3 HF0306KF   0.9 3 6.5 6 0.2 36000 7000 HK0306TN
4 HF0406KF 1 4 8 6 0.34 34000 8000 HK0408TN
HF0406KFR 1 4 8 6 0.1 34000 8000 HK0408TN
6 HF0608KF   2.8 6 10 8 1.5 20000 11000 HK0608
HF0612KF HF0612 3 6 10 12 1.76 23000 13000 HK0608
HF0612KFR HF0612R 3 6 10 12 1.76 23000 13000 HK0608
  HF061210 3.5 6 12 10 3 20000 13000 HK061208
8 HF571KF HF571 3.5 8 12 12 3.15 17000 12000 HK0808
HF571KFR HF571R 3.5 8 12 12 4 17000 12000 HK0808
HF061210 3.2 8 12 10 3 16000 12000 HK0808
HF57110 3.6 8 14 10 4.6 15000 11000 HK57110
HF57110 4.1 8 16 10 5.5 15000 11000 HK57110
HF57112 4 8 14 12 5 16000 12000 HK57110
10 HF1012KF HF1012 4 10 14 12 5.3 14000 11000 HK1571
HF1012KFR HF1012R 4 10 14 12 1.5 14000 11000 HK1571
12 HF1216 11 12 18 16 12.2 11000 8000 HK1212
14 HF1416 13 14 20 16 17.3 9500 8000 HK1412
16 HF1616 14 16 22 16 20.5 8500 7500 HK1612
18 HF1816 16 18 24 16 24.1 7500 7500 HK1812
20 HF2016 17 20 26 16 28.5 7000 6500 HK2571
    HF2216 25 22 28 16 32 6500 6000  
25 HF2520 30 25 32 20 66 5500 5500 HK2512
    HF273420 30 27 34 20 110      
    HF45715 45 40 47 25 185      
    HF485620 43 48 56 20 230      
    HF586820 86 58 68 20 320      
30 HF3571 36 30 37 20 90 4500 4500 HK3012
35 HF3520 40 35 42 20 121 3900 3900 HK3512

HFL Series of One Way Clutch Needle Roller Bearings
 

One Way Clutch Needle Roller Bearing  CZPT Series weight Dimensions  (mm) Rotation torque     (Nm) Limiting Speed           rpm Basic Load Rating      KN
Shaft Diameter (mm) Plastic Springs Steel Springs g Fw D C  Shaft Rotation Outer Ring Rotation Dynamic Cr  Static   Cor
3 HFL0308 3 3 3.6 8 1    
4 HFL0408 3.5 4 8 8 1.5
6 HFL0615KF HFK0615 4 6 10 15 1.76 23000 13000
HFL0615KFR HFL0615R 4 6 10 15 0.5 23000 13000
HFL061012K 5 6 10 12 21000 12000
8 HFL57112K 6 8 12 12 20000 12000
HFL57112K 7 8 14 12 19000 12000
HFL0822KF HFL0822 7 8 12 22 3.15 17000 12000 4.05 4.15
HFL0822KFR HFL0822R 7 8 12 22 1 17000 12000
10 HFL1571KF HFL1571 8 10 14 22 5.3 14000 11000 4.3 4.65
HFL1571KFR HFL1571R 8 10 14 22 1.5 14000 11000
12 HFL1226 18 12 18 26 12.2 11000 8000 6.3 6.5
14 HFL1426 20 14 20 26 17.3 9500 8000 7.1 7.7
16 HFL1626 22 16 22 26 20.5 8500 7500 7.7 9
18 HFL1826 25 18 24 26 24.1 7500 7500 8.3 10.3
20 HFL2026 27 20 26 26 28.5 7000 6500 8.9 11.5
25 HFL2530 44 25 32 30 66 5500 5500 10.9 14.1
30 HFL3030 51 30 37 30 90 4500 4500 12.6 17.6
35 HFL3530 58 35 42 30 121 3900 3900 13 19.3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Cage: With Cage
Rows Number: Single
Load Direction: Radial Bearing
Samples:
US$ 2/Set
1 Set(Min.Order)

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cup bearing

Variations in Cup Bearing Designs for Different Operating Conditions

Cup bearings come in various designs tailored to different operating conditions and requirements. Some common variations include:

  • Tapered Cup Bearings: These are designed to handle both radial and axial loads and are commonly used in applications like automotive wheel hubs.
  • Needle Roller Cup Bearings: Needle rollers provide high load-carrying capacity in a compact design, making them suitable for applications with limited space.
  • Thrust Cup Bearings: These are designed to withstand axial loads and are often used in applications like automotive transmissions.
  • Precision Cup Bearings: These bearings are manufactured to tight tolerances for high-precision applications such as machine tools and aerospace equipment.
  • Stainless Steel Cup Bearings: Stainless steel construction provides corrosion resistance, making them suitable for food processing and marine applications.
  • Plastic or Nylon Cup Bearings: These lightweight bearings are used in low-load, low-speed applications where corrosion resistance and low friction are needed.
  • Heavy-Duty Cup Bearings: These robust bearings are designed for heavy radial and axial loads, commonly found in construction and agricultural machinery.

Each variation is optimized for specific conditions and load types, ensuring optimal performance and longevity in various industrial and mechanical applications.

cup bearing

Challenges and Limitations of Cup Bearings in Different Environments

Cup bearings, while versatile and reliable, have specific challenges and limitations based on the environments in which they are used:

1. Contaminants: In environments with high levels of contaminants, such as dust, dirt, or moisture, cup bearings may require enhanced sealing to prevent particle ingress, which can lead to premature wear and failure.

2. Temperature Extremes: Cup bearings may not perform optimally in extreme temperature conditions. High temperatures can affect lubrication properties and reduce bearing life, while low temperatures can cause stiffness and reduced flexibility.

3. Corrosive Environments: Exposure to corrosive substances, like chemicals or saltwater, can lead to bearing corrosion. In such cases, selecting materials with high corrosion resistance is crucial.

4. Shock and Vibration: Machinery subjected to high levels of shock and vibration may experience accelerated wear in cup bearings. Proper mounting and maintenance are essential in these situations.

5. Heavy Loads: While cup bearings can handle substantial loads, there are limitations to the magnitude and type of loads they can support. In applications with extremely heavy loads, larger or specialized bearings may be required.

6. Misalignment: Excessive misalignment can cause uneven load distribution, leading to wear and reduced bearing life. Proper alignment and choice of bearing type can mitigate this challenge.

7. Speed: Extremely high-speed applications may require specialized bearing designs to prevent issues like heat buildup and premature wear.

8. Lubrication: In applications where lubrication is crucial, cup bearings should receive regular maintenance to ensure proper lubrication levels and prevent dry running.

Understanding these challenges and limitations is essential in selecting the right cup bearings and implementing appropriate maintenance practices to maximize their performance and longevity in various environments.

cup bearing

Materials Used in the Construction of Cup Bearings

Cup bearings are precision components, and their performance and durability depend on the materials used in their construction. The most common materials employed in the manufacture of cup bearings include:

1. Bearing Steel: Bearing steel is the most prevalent material for cup bearings. It typically consists of high-quality, through-hardened steel with specific alloying elements like chromium and molybdenum. This steel is known for its exceptional hardness, wear resistance, and fatigue strength. Bearing steel ensures the longevity and reliability of cup bearings in a wide range of applications.

2. Stainless Steel: In applications where corrosion resistance is crucial, stainless steel cup bearings are utilized. Stainless steel offers excellent resistance to rust and corrosion, making it suitable for applications exposed to moisture, chemicals, or high-humidity environments.

3. Ceramic: Advanced cup bearings use ceramic materials, such as silicon nitride, for rolling elements. Ceramic offers remarkable hardness, low friction, and resistance to wear. Ceramic cup bearings are often found in high-speed and high-temperature applications, including those in the aerospace and semiconductor industries.

4. Plastic: In specialized cases where weight reduction, non-conductivity, or noise reduction is a priority, plastic materials like PEEK or PTFE may be used for cup bearings. Plastic cup bearings can be found in applications like medical devices and food processing equipment.

The choice of material depends on the specific requirements of the application, including load capacity, environmental conditions, and the need for corrosion resistance. Proper material selection ensures that cup bearings perform optimally in their intended use.

China best Hf Series Needle Roller Bearing Hf2216 Hf2216kf One Way Drawn Cup Clutch Bearing   ball bearingChina best Hf Series Needle Roller Bearing Hf2216 Hf2216kf One Way Drawn Cup Clutch Bearing   ball bearing
editor by CX 2024-04-03

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