Product Description

Product Description

This 998A5 drop forged rivetless A-plate sprocket has 5 teeth, is manufactured specifically for 998 chain, and is designed to work with the chain and attachments as smoothly as possible. However, some applications require sprockets that have an extra clearance that is commonly known as the “relief area”. We offer both styles as shown below, make sure to let us know what your application is or which style of sprocket you need so we can get you the exact match for your application. We offer some of the best pricing in the industry while supplying you with a high quality and durable sprocket.

Product Parameters

998A Sprocket

Sprocket Number Tooth Count Pitch Style Stock Bore Weight (LBS)
998A5 5 9.031″ A-Plate 1.500″ 211 LBS
998A6 6 9.031″ A-Plate 1.500″ 274.00 LBS
998A7 7 9.031″ A-Plate 1.500″ 345.00 LBS
998A8 8 9.031″ A-Plate 1.500″ 397.00 LBS
998A9 9 9.031″ A-Plate 1.500″ 518.00 LBS
998A10 10 9.031″ A-Plate 1.500″ 583.00 LBS

 

998C Sprocket

Sprocket Number Tooth Count Pitch Diameter Style Hub Diameter Length Thru Bore Maximum Bore Weight (LBS)
998C5 7 29.225″ C-Hub 9.000″ 6.500″ 5.940″ 302 LBS
998C6 8 34.893″ C-Hub 9.000″ 6.500″ 5.940″ 366 LBS
998C7 7 40.585″ C-Hub 10.000″ 6.750″ 6.500″ 465 LBS
998C8 8 46.291″ C-Hub 10.000″ 6.750″ 6.500″ 516 LBS
998C9 9 52.007″ C-Hub 10.000″ 6.750″ 6.500″ 638 LBS
998C10 10 57.730″ C-Hub 10.000″ 6.750″ 6.500″ 703 LBS

 

Company Profile

 

Services we can provide

1. Produce strictly following standard dimension
2. Material: 1045 Steel / Alloy Steel / Stainless Steel 304 & 316 
3. Standard: ANSI, DIN, JINS, ISO, KANA, Standard America, or customer’s drawing
4. Pilot bore, finished bore, taper bore, and special bore. 
5. Bright surface / high precision / Blacking /Electrophoretic-Coated
6. Advanced heat treatment and surface treatment craft
7. Best quality and competitive price. 
8. Welcome OEM / ODM 
9. Processing Equipment: Hobbing machine, Slotting machine, CNC lathes, and other equipment.
10. Sprocket Models: Contains special sprocket according to customer’s drawings, standard sprocket (American standard and metric).
 

Customization process
1.Provide documentation:CAD, DWG, DXF, PDF,3D model ,STEP, IGS, PRT

2.Quote:We will give you the best price within 24 hours

3.Place an order:Confirm the cooperation details and CZPT the contract, and provide the labeling service

4.Processing and customization:Short delivery time

Related products:

Factory:
As a professional China sprocket manufacturer and professional supplier, we ensure the quality of every sprocket. All items are checked and tested thoroughly during every working procedure and after the product is finally manufactured to ensure that the best quality product goes out in the market.

 

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Standard Or Nonstandard: Standard
Application: Motor, Motorcycle, Machinery, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

wheel sprocket

Best Lubrication Practices for wheel sprocket Systems

Proper lubrication is essential for maintaining the efficiency and longevity of wheel sprocket systems. The lubrication practices can vary depending on the specific application and the environment in which the system operates. Here are some best practices for lubricating wheel sprocket systems:

  • Cleanliness: Before applying any lubricant, ensure that the wheel sprocket surfaces are clean and free from dirt, debris, and old lubricant residue. Cleaning the components helps prevent contaminants from mixing with the lubricant and causing additional wear.
  • Choose the Right Lubricant: Select a lubricant specifically designed for the wheel sprocket system. Consider factors such as load, speed, temperature, and environmental conditions when choosing the appropriate lubricant. Some systems may require grease, while others may need oil-based lubricants.
  • Apply Adequate Amount: Apply the lubricant in the right quantity to ensure proper coverage of the contacting surfaces. Too little lubricant may not provide sufficient protection, while too much can lead to excess heat and waste.
  • Regular Lubrication Schedule: Establish a maintenance schedule for lubrication based on the operating conditions of the system. In high-demand applications, more frequent lubrication may be necessary to prevent premature wear.
  • Monitor and Reapply: Regularly monitor the condition of the wheel sprocket system and observe any signs of inadequate lubrication, such as increased friction or unusual noise. Reapply lubricant as needed to maintain optimal performance.
  • Re-lubrication After Cleaning: If the wheel sprocket system is cleaned, ensure that fresh lubricant is applied after cleaning to restore the protective layer.
  • Consider Lubrication Type: Depending on the application, consider using dry lubricants or solid lubricants for environments where dust and dirt accumulation may be a concern.

It’s essential to follow the manufacturer’s recommendations and guidelines for lubrication. Additionally, consult with lubrication experts or equipment suppliers for specific recommendations based on your wheel sprocket system’s unique requirements.

wheel sprocket

Extending the Lifespan of a wheel sprocket Assembly

To ensure a long lifespan for your wheel sprocket assembly, consider the following maintenance and operational practices:

  • Regular Lubrication: Apply the appropriate lubricant to the sprocket teeth and chain or belt regularly. Lubrication reduces friction, wear, and the likelihood of premature failure.
  • Proper Tension: Maintain the correct tension in the chain or belt to prevent excessive stress and wear. Follow the manufacturer’s guidelines for tensioning.
  • Alignment: Ensure precise alignment between the wheel sprocket. Misalignment can cause accelerated wear and increase the risk of failure.
  • Inspections: Regularly inspect the wheel, sprocket, chain, or belt for signs of wear, damage, or fatigue. Replace any worn-out or damaged components promptly.
  • Cleanliness: Keep the wheel sprocket assembly clean from dirt, debris, and contaminants that can contribute to wear and corrosion.
  • Correct Usage: Operate the machinery within the recommended speed, load, and temperature limits specified by the manufacturer.
  • Training and Operator Awareness: Ensure that equipment operators are properly trained to use the machinery correctly and are aware of maintenance procedures.
  • Use Quality Components: Invest in high-quality wheels, sprockets, chains, or belts from reputable suppliers to improve durability and reliability.
  • Replace Components in Sets: When replacing parts, consider replacing the entire set (e.g., chain and sprockets) to maintain uniform wear and performance.
  • Address Vibration Issues: Excessive vibration can accelerate wear. Investigate and address any vibration problems promptly.

By following these practices, you can significantly extend the lifespan of your wheel sprocket assembly, reduce downtime, and enhance the overall efficiency and safety of your machinery.

wheel sprocket

Calculating Gear Ratio for a wheel sprocket Setup

In a wheel sprocket system, the gear ratio represents the relationship between the number of teeth on the sprocket and the number of teeth on the wheel. The gear ratio determines the speed and torque relationship between the two components. To calculate the gear ratio, use the following formula:

Gear Ratio = Number of Teeth on Sprocket ÷ Number of Teeth on Wheel

For example, if the sprocket has 20 teeth and the wheel has 60 teeth, the gear ratio would be:

Gear Ratio = 20 ÷ 60 = 1/3

The gear ratio can also be expressed as a decimal or percentage. In the above example, the gear ratio can be expressed as 0.3333 or 33.33%.

It’s important to note that the gear ratio affects the rotational speed and torque of the wheel sprocket. A gear ratio greater than 1 indicates that the sprocket’s speed is higher than the wheel’s speed, resulting in increased rotational speed and reduced torque at the wheel. Conversely, a gear ratio less than 1 indicates that the sprocket’s speed is lower than the wheel’s speed, resulting in decreased rotational speed and increased torque at the wheel.

The gear ratio is crucial in various applications where precise control of speed and torque is required, such as bicycles, automobiles, and industrial machinery.

China Best Sales 998 Drop Forged Rivetless Chain Sprocket 998A 998c  China Best Sales 998 Drop Forged Rivetless Chain Sprocket 998A 998c
editor by Dream 2024-05-16