• 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: Are there any special tools required for replacing concrete pump spare parts?
Yes, there are some special tools required for replacing concrete pump spare parts. These tools may vary depending on the specific part being replaced, but some common tools include wrenches, sockets, hydraulic jacks, cranes or hoists, and torque wrenches. Additionally, some specific parts may require specialized tools such as concrete saws, chisels, or drills for removing old parts or preparing surfaces for installation. It is important to consult the manufacturer's guidelines or seek professional advice to ensure the correct tools are used for replacing concrete pump spare parts.
Q: How often should concrete pump hydraulic filters be inspected and replaced?
Concrete pump hydraulic filters should be inspected on a regular basis, ideally at least once every three months. However, the frequency of inspection and replacement may vary depending on the specific conditions and usage of the concrete pump. If the pump is operating in particularly harsh environments or is being used extensively, more frequent inspections and replacements may be necessary. It is important to monitor the condition of the hydraulic filters closely and replace them whenever they become clogged, damaged or worn out. Neglecting to inspect and replace the filters as needed can result in decreased performance and efficiency of the concrete pump, as well as potential damage to the hydraulic system.
Q: What are the signs of a malfunctioning concrete pump control valve?
There are several signs that can indicate a malfunctioning concrete pump control valve. Some of the most common signs include: 1. Inconsistent or uneven flow of concrete: A malfunctioning control valve can result in irregular flow of concrete, causing it to be unevenly distributed or even stopping the flow altogether. 2. Pressure fluctuations: If the control valve is not working properly, it can lead to fluctuations in the pressure of the concrete pump. This can cause inconsistent output and potentially damage the pump or other components. 3. Increased noise levels: A malfunctioning control valve may produce unusual or excessive noise during operation. This can be an indication of internal issues or improper functioning of the valve. 4. Leakage or dripping: Another sign of a malfunctioning control valve is the presence of leaks or drips around the valve or its connections. This can indicate seal failure or other problems that need to be addressed. 5. Difficulty in controlling the pump: When the control valve is not functioning correctly, it can become difficult to control the pump's operations. This can include issues with starting or stopping the pump, as well as controlling the speed and direction of the concrete flow. 6. Increased energy consumption: A malfunctioning control valve may result in increased energy consumption as the pump works harder to compensate for the valve's inefficiencies. This can lead to higher operating costs and decreased overall efficiency. If any of these signs are observed, it is important to address the issue promptly. Malfunctioning control valves can lead to costly repairs, downtime, and potential safety hazards. It is recommended to consult a professional technician or service provider to diagnose and resolve the problem.
Q: What is the purpose of a concrete pump agitator motor?
The purpose of a concrete pump agitator motor is to ensure the consistency and quality of the concrete mixture being pumped. It is responsible for keeping the concrete mixture well-mixed and preventing it from settling or separating during the pumping process. The agitator motor helps to maintain a uniform and homogenous mixture, which is crucial for achieving strong and durable concrete structures. By continuously agitating the concrete inside the pump, the motor helps to prevent any blockages or clogs that could potentially disrupt the pumping operation. Overall, the purpose of a concrete pump agitator motor is to enhance the efficiency and effectiveness of the concrete pumping process, ultimately resulting in better construction outcomes.
Q: Are there any specific guidelines for the installation of pipe or hose assemblies in concrete pump spare parts?
Concrete pump spare parts have specific guidelines for the installation of pipe or hose assemblies, which are crucial for the pump system's proper and safe functioning. To ensure this, here are some key guidelines to consider: 1. Size and Compatibility: The pipe or hose assemblies must be appropriate in size and compatible with the concrete pump system. They should meet the pump's specifications and be designed for the intended application. 2. Correct Alignment: It is essential to install the pipe or hose assemblies straight, without any kinks or bends that may restrict the flow of concrete or cause blockages, thus ensuring efficient operation. 3. Secure Connections: To prevent leaks or disconnections during operation, all connections, including fittings and couplings, should be securely tightened. It is advisable to use proper tools and techniques to ensure reliable and tight connections. 4. Support and Protection: Proper support and protection of pipe or hose assemblies are necessary to prevent damage or wear. They should be securely fastened to minimize excessive movement or vibration during pumping operations. 5. Clearances and Accessibility: Maintaining sufficient clearances between the pipe or hose assemblies and surrounding structures or equipment allows for easy inspection, maintenance, and replacement if necessary. 6. Proper Sealing: Suitable sealing materials should be used to properly seal all joints and connections. This is crucial for maintaining the pumping system's integrity and preventing any environmental or safety hazards caused by leakage. 7. Regular Inspection and Maintenance: Regularly inspecting the pipe or hose assemblies for signs of wear, damage, or degradation is important. Promptly addressing any issues ensures the continued safe operation of the concrete pump system. By following these guidelines, the proper installation of pipe or hose assemblies in concrete pump spare parts can be ensured, promoting safe and efficient concrete pumping operations. It is also advisable to consult the manufacturer's recommendations and refer to any specific guidelines provided with the spare parts.
Q: What are the different sizes of concrete pump pipes available?
The sizes of concrete pump pipes typically range from 2 inches to 6 inches in diameter.
Q: How do concrete pump spare parts help in the pumping process?
Concrete pump spare parts play a crucial role in the pumping process by ensuring the smooth and efficient operation of the equipment. These spare parts, such as seals, cylinders, pistons, and valves, help maintain the integrity of the pump and prevent potential breakdowns or malfunctions. They also assist in controlling the flow and pressure of the concrete, allowing for precise and accurate placement. In summary, concrete pump spare parts are essential components that enhance the reliability, performance, and overall productivity of the pumping process.
Q: Can I get spare parts for both concrete pumps with and without boom control systems?
Yes, you can get spare parts for both concrete pumps with and without boom control systems.
Q: How can one determine the correct voltage and current rating for electrical components in concrete pump spare parts?
Several factors must be considered when determining the appropriate voltage and current rating for electrical components in concrete pump spare parts. The first step is to consult the manufacturer's specifications and documentation for both the concrete pump and its spare parts. These documents typically provide detailed information on the voltage and current requirements for each electrical component. It is important to closely follow these guidelines to ensure that the components are operated within their intended parameters. Next, it is crucial to have a thorough understanding of the electrical system and its requirements. This involves analyzing the power supply available at the site where the concrete pump will be used. Factors such as the voltage level (e.g., 110V, 220V, 440V) and frequency (e.g., 50Hz, 60Hz) of the electrical supply must be taken into account. Additionally, the maximum current capacity of the electrical system should be considered to avoid overloading. Furthermore, it is advisable to assess the specific application and operating conditions of the concrete pump. Different components may have varying voltage and current requirements depending on their function and the environment in which they are used. For example, components installed outdoors may require higher voltage ratings to withstand harsh weather conditions. Lastly, seeking assistance from qualified electricians or engineers is highly recommended. They have the expertise and knowledge to accurately determine the voltage and current ratings for electrical components in concrete pump spare parts. Their experience allows them to consider various factors, including safety regulations, compatibility with the existing electrical system, and any specific requirements from the concrete pump manufacturer. By considering the manufacturer's specifications, understanding the electrical system, evaluating the application and operating conditions, and seeking professional advice, one can effectively determine the appropriate voltage and current rating for electrical components in concrete pump spare parts.
Q: Do concrete pump spare parts come with a warranty?
Yes, concrete pump spare parts do come with a warranty. The warranty period may vary depending on the manufacturer and the specific part being purchased. Generally, reputable manufacturers and suppliers offer warranties on their spare parts to provide assurance to customers about the quality and reliability of the product. It is important to carefully review the terms and conditions of the warranty to understand what is covered and for how long. If any defects or issues arise during the warranty period, customers can typically get a replacement or have the part repaired at no additional cost.

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