• Full Complement Needle Roller Bearing III HRC60 System 1
  • Full Complement Needle Roller Bearing III HRC60 System 2
  • Full Complement Needle Roller Bearing III HRC60 System 3
Full Complement Needle Roller Bearing III HRC60

Full Complement Needle Roller Bearing III HRC60

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
1 pc
Supply Capability:
1000 pc/month

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Product information:

As for the full complement needle roller bearing with inner ring,the outer ring has the oil hole.The lubricating oil can be fed in from the oil hole. The outer ring has the double shoulders. As for the full complement needle roller bearing without inner ring,since the inner ring has no shoulder and cage,the inner ring,outer ring,complete set of needles can be mounted respectively.It is s suitable for parts of which the radial size is limited.The surface of shaft journal fitted with it is acted directly as rolling surface. 

Size:

NAV190×245×42
RNAV4902
RNAV4002
RNAV4903
RNAV4003
RNAV4904
RNAV4004
RNAV4905
RNAV4005
RNAV4906
RNAV4006
RNAV4907
RNAV4007
RNAV4908
RNAV4008
RNAV4909
RNAV4009
RNAV4910
RNAV4010
RNAV4011
RNAV4912

Salient features:

It is requested that the surface hardness be no less than HRC60,surface roughness,no 
more than 0.63μm. This kind of full complement bearing, with inner ring or without inner ring,does not limit the axial shift of shaft and housing.
Since this kind of bearing has no cage,the needles rotate without correct guiding,they rub heavily against each other and the bearing has the low limiting rotational speed.

Packing details:

Standard packing: plastic box inside, carton or wooden box outside

Advantages of our products:

Made from 100% virgin raw material

Produced with advanced equipment

All products go through in-process and final inspection

Free technical service online

About our service:

OEM and ODM orders are welcome

Customized design is available

Reply your enquiry in 24 working hours

Experienced staffs will answer to all your questions in fluent English

Payment terms: we accept T/T, L/C, PayPal, Western Union, Escrow

Regarding T/T payment, the customers need to pay 30% in advance, the balance will be paid off after finished product before shipment

Regarding L/C payment, we just accept the irrevocable L/C, and buyer should pay all handle fee of the bank include our bank handle fee

Full Complement Needle Roller Bearing III HRC60

Full Complement Needle Roller Bearing III HRC60



Q: Can concrete pump spare parts be coated with anti-corrosion or anti-wear coatings?
Yes, concrete pump spare parts can be coated with anti-corrosion or anti-wear coatings. These coatings help protect the parts from the corrosive nature of concrete or the wear and tear caused by continuous pumping. The coatings can extend the lifespan of the spare parts and improve their performance and durability.
Q: What are the performance characteristics of concrete pump?
The utility model has the function of anti pumping, is favorable for removing the pipe stoppage in time, and can be shut down for a short time to be expected
Q: What is the purpose of a concrete pump agitator motor?
The purpose of a concrete pump agitator motor is to mix and agitate the concrete mixture inside the pump, ensuring a consistent and homogenous blend. This helps to prevent the concrete from settling or segregating, ensuring a higher quality and more workable mixture for construction purposes.
Q: Are there any specific guidelines for the installation of seal kits or O-rings in concrete pump spare parts?
Concrete pump spare parts have specific guidelines for the installation of seal kits or O-rings. Here are some general guidelines you should follow: 1. Prioritize safety: Before attempting installation, make sure the concrete pump is turned off and depressurized. Protect yourself by wearing appropriate safety gear like gloves and goggles. 2. Prepare the area: Thoroughly clean the installation area to ensure a smooth and debris-free surface for the seal kits or O-rings. 3. Inspect the parts: Before installation, carefully examine the seal kits or O-rings for any defects or damage. Replace any faulty parts with new ones. 4. Apply lubrication: To facilitate installation and prevent damage, use a small amount of compatible lubricant or hydraulic oil on the seal kits or O-rings. Ensure the lubricant is suitable for the materials used. 5. Align correctly: Align the seal kits or O-rings with their respective grooves or seating areas in the concrete pump. Make sure they are properly seated and positioned. 6. Install properly: Use the appropriate tools and techniques to install the seal kits or O-rings. Avoid applying excessive force or bending, as this can cause damage or improper sealing. 7. Test for functionality: After installation, test the concrete pump to ensure the seal kits or O-rings are functioning properly. Check for leaks or any abnormal behavior during operation. 8. Maintain regularly: Regular inspection and maintenance are crucial for the longevity and optimal performance of the seal kits or O-rings. Follow the manufacturer's recommended maintenance schedule and guidelines. It's important to note that these guidelines are general and may vary depending on the specific make and model of the concrete pump. Always consult the manufacturer's instructions and guidelines for the particular seal kits or O-rings being installed.
Q: How often should concrete pump seals be replaced?
The replacement of concrete pump seals depends on various factors, such as the type of pump, seal quality, operating conditions, and maintenance practices. It is generally recommended to inspect and replace the seals every 500 to 1,000 pumping hours or annually, whichever comes first. It is crucial to regularly inspect the seals to detect any signs of wear or damage. Common indications for replacement include leaks, excessive vibration, reduced pumping efficiency, or visible degradation of the seal material. If any of these issues are observed, it is important to promptly replace the seals to prevent further damage and ensure optimal pump functioning. It is important to note that certain pumps may require more frequent seal replacements due to their design or operating conditions. For example, high-pressure pumps or those used in abrasive environments may experience accelerated seal wear, necessitating more frequent replacements. To extend the lifespan of concrete pump seals, proper maintenance and care are essential. This involves regularly cleaning the pump and seals, ensuring proper lubrication, and following the manufacturer's guidelines for operation and maintenance. Additionally, using high-quality seals and regularly inspecting them for wear can help prolong their longevity. Ultimately, determining the replacement frequency of concrete pump seals involves a combination of regular inspections, adherence to maintenance practices, and consideration of specific operating conditions.
Q: How often should hopper agitator motors be inspected or replaced in a concrete pump?
Hopper agitator motors in a concrete pump should be inspected regularly, ideally during routine maintenance checks, to ensure they are functioning properly. Depending on the usage and condition of the motor, it may need to be replaced if it shows signs of wear, damage, or malfunctions. Ultimately, the frequency of inspection and replacement will vary based on the specific concrete pump and its usage patterns.
Q: What are the different types of concrete pump control system sensors?
The different types of concrete pump control system sensors include pressure sensors, flow sensors, level sensors, temperature sensors, and proximity sensors.
Q: How do I properly maintain and replace hydraulic motors in concrete pump spare parts?
To ensure smooth operation and long-lasting performance of concrete pump spare parts, it is crucial to properly maintain and replace hydraulic motors. Here are some effective steps to guide you: 1. Regularly inspect the hydraulic motors to detect any signs of wear, damage, or leaks. Ensure the fluid levels are at the recommended levels. 2. Keep the hydraulic motors clean by removing dirt, debris, and contaminants. This prevents overheating and minimizes the risk of internal component damage. 3. Follow the manufacturer's recommendations and regularly check and change the hydraulic fluid. Clean and replace filters to prevent damage-causing particles. 4. Lubricate the hydraulic motors according to the manufacturer's instructions. This reduces friction and wear on moving parts, improving overall performance and lifespan. 5. Operate the concrete pump within the recommended load and pressure limits specified by the manufacturer. Excessive pressure or overloading can stress the hydraulic motors, leading to premature failure. 6. Keep track of the service life and usage of hydraulic motors. Over time, they may become less efficient. Promptly replace them to avoid disruptions to concrete pumping operations. 7. If unsure about maintenance or replacement, seek professional assistance. Professionals have the expertise to carry out tasks correctly, ensuring safety and optimal performance of concrete pump spare parts. By following these steps, you can effectively maintain and replace hydraulic motors in concrete pump spare parts, ensuring equipment longevity and efficiency.
Q: Can I reuse old concrete pump spare parts?
Reusing old concrete pump spare parts is a possibility, depending on their condition. In the event that the spare parts are in good working order and successfully pass the required inspections, they can be reused to cut costs and minimize waste. Nevertheless, it is crucial to verify that the recycled spare parts are suitable for the specific model and type of concrete pump in use. Seeking advice from a professional or the manufacturer is advised in order to ascertain the safety of reusing the old spare parts.
Q: How can one ensure proper alignment and positioning of concrete pump spare parts during installation?
Ensuring proper alignment and positioning of concrete pump spare parts during installation is crucial for the efficient and safe operation of the pump. Here are some key steps to follow to achieve the desired alignment and positioning: 1. Thoroughly read and understand the manufacturer's instructions: Before starting the installation process, carefully go through the manufacturer's instructions and guidelines. This will provide you with important information on the correct alignment and positioning of the spare parts specific to your concrete pump model. 2. Prepare a suitable work area: Clear the work area of any debris, dust, or obstacles that might hinder the installation process. Ensuring a clean and organized work environment will make it easier to position and align the spare parts accurately. 3. Utilize proper lifting equipment: Concrete pump spare parts can be heavy and require special lifting equipment to avoid damage or injuries. Use cranes, hoists, or forklifts to lift and position the spare parts accurately and safely. 4. Use precision measuring tools: Invest in high-quality measuring tools, such as laser levels, alignment guides, and precision measuring tapes. These tools will help you ensure precise alignment and positioning of the spare parts during installation. 5. Double-check dimensions and specifications: Before installing any spare part, cross-check the dimensions and specifications provided by the manufacturer with the actual part. This will help you identify any discrepancies or potential issues that need to be addressed before installation. 6. Follow a systematic installation process: Start with the main components of the concrete pump and gradually work your way towards the spare parts. Follow a step-by-step approach, aligning and positioning each spare part meticulously according to the manufacturer's instructions. 7. Seek professional assistance if needed: If you are unsure about the proper alignment and positioning of certain spare parts, do not hesitate to seek professional assistance. Consulting with experienced technicians or contacting the manufacturer's customer support can provide valuable guidance and ensure correct installation. 8. Conduct a final inspection: Once all the spare parts are installed, conduct a thorough inspection to verify the alignment and positioning. Check for any visible gaps, misalignments, or irregularities. Rectify any issues immediately to ensure proper function and longevity of the concrete pump. By following these steps and paying attention to detail, you can ensure the proper alignment and positioning of concrete pump spare parts during installation, resulting in a reliable and efficient pump system.

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