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Koyo HJ-445628 Needle Roller Bearing, Heavy Duty, HJ Type, Open, Oil Hole, Steel Cage, Inch, 2-3/4" ID, 3-1/2" OD, 1-3/4" Width, 6200rpm Maximum
TTD 501
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High load-carrying capacity with a reduced cross-section for use in restricted spaces.
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Product Details
| Brand Name | Koyo |
| Bearing Number | HJ-445628 |
| Bearing Type | Ball Bearing |
| UPC | 605790207969 |
| Global Trade Identification Number | 00605790207969 |
| Part Number | HJ-445628 |
| Manufacturer | Koyo Torrington |
| Model | HJ-445628 |
| Unit Count | 1.0 Count |
| Item Dimensions | 2.75 x 1.75 x 3.5 inches (7 x 4.4 x 8.9 cm) |
| Item Weight | 1.4 Pounds (640 grams) |
| Material Type | Alloy Steel |
| Compatible Lubricant | Oil |
| Specification Met | Abma 18.2 |
| Brand | Koyo |
| Material | Alloy Steel |
| Item dimensions L x W x H | 2.75 x 1.75 x 3.5 inches (7 x 4.4 x 8.9 cm) |
Who Should Buy?
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Industrial Machinery
Ideal for heavy-duty industrial machinery requiring high load capacities and stability during operation.
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Automotive Applications
Suitable for automotive components that demand robust bearing solutions with high dynamic load capacities.
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Heavy Equipment
Perfect for heavy equipment where reliability and resistance to wear and tear are critical.
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Light-duty Usage
Not suitable for light-duty applications due to its heavy-duty design and load specifications.
Product Description
Koyo HJ-445628 Needle Roller Bearing, Heavy Duty, HJ Type, Open, Oil Hole, Steel Cage, Inch, 2-3/4" ID, 3-1/2" OD, 1-3/4" Width, 6200rpm Maximum Rotational Speed, 55100lbf Static Load Capacity, 26300lbf Dynamic Load Capacity
Customer Questions & Answers
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Question:
What is the Koyo HJ-445628 Needle Roller Bearing used for?
Answer: The Koyo HJ-445628 Needle Roller Bearing is designed for applications that require high load-carrying capacity and minimal space. This type of bearing is ideal for heavy-duty situations such as automotive components, industrial machinery, and conveyor systems. Its needle design provides increased surface contact, allowing it to handle both radial and axial loads efficiently. You can rely on this bearing when working with equipment demanding high durability and strength. -
Question:
What are the key specifications of the Koyo HJ-445628 Needle Roller Bearing?
Answer: The Koyo HJ-445628 Needle Roller Bearing features an inner diameter (ID) of 2-3/4 inches, an outer diameter (OD) of 3-1/2 inches, and a width of 1-3/4 inches. It has a steel cage and includes an oil hole to ensure proper lubrication and maintenance. This HJ type roller bearing is essential for applications requiring a robust support structure, making it suitable for heavy load transmission and improved performance in demanding environments. -
Question:
Why choose an open needle roller bearing like the Koyo HJ-445628?
Answer: Choosing an open needle roller bearing, such as the Koyo HJ-445628, provides easier access for lubrication and maintenance. The open design allows for better cooling and higher adaptability in dusty or oily environments. This feature is critical for industries like manufacturing, where components frequently require servicing. An open roller bearing helps maintain optimal performance by ensuring that lubrication can easily reach all parts of the bearing. -
Question:
Can the Koyo HJ-445628 be used in automotive applications?
Answer: Yes, the Koyo HJ-445628 Needle Roller Bearing is well-suited for automotive applications, including engine components, transmissions, and chassis systems. Its heavy-duty build can withstand the high-stress conditions typical in vehicles, providing reliable performance over time. When integrating this bearing into automotive systems, you can expect improved efficiency, reduced friction, and prolonged life for the components. -
Question:
What are the advantages of using needle roller bearings?
Answer: Needle roller bearings, like the Koyo HJ-445628, offer several advantages, including compact design, high load capacity, and low friction. The needle-like rollers provide a larger contact area compared to球形 or cylindrical bearings, enabling them to support heavier loads while occupying less space. They are particularly beneficial in equipment with limited design parameters where space is at a premium, ensuring engineers can achieve both performance and design efficiency. -
Question:
How do I maintain the Koyo HJ-445628 Needle Roller Bearing?
Answer: Maintaining the Koyo HJ-445628 Needle Roller Bearing is crucial for optimal performance. Ensure regular lubrication through the oil hole to prevent wear and tear. Periodically inspect the bearing for signs of damage or contamination. If operating in high-load or extreme conditions, consider more frequent lubrication checks. Proper maintenance will significantly extend the lifespan of the bearing and enhance its reliability in your machinery or applications. -
Question:
What materials are used in the Koyo HJ-445628 construction?
Answer: The Koyo HJ-445628 Needle Roller Bearing is constructed using high-quality steel to ensure longevity and durability. The steel cage provides structural integrity while balancing lightweight and strength. This construction makes the bearing capable of withstanding high-load forces and extreme operating conditions. Its design is optimal for a range of environments, making it a dependable choice for industrial machinery and applications requiring performance durability. -
Question:
What industries commonly utilize the Koyo HJ-445628 Needle Roller Bearing?
Answer: The Koyo HJ-445628 is prevalent across various industries, including automotive, manufacturing, and heavy equipment. In the automotive sector, it is used in gearboxes and axles, while in manufacturing, it finds application in conveyors and assembly lines. Its robustness and efficiency make it ideal for any industry that demands reliable performance under high loads, ensuring machinery operates smoothly and at peak efficiency. -
Question:
Where can I buy the Koyo HJ-445628 Needle Roller Bearing in Trinidad and Tobago?
Answer: You can purchase the Koyo HJ-445628 Needle Roller Bearing from Ubuy, a trusted online retailer that offers a wide range of bearings and automotive parts. Ubuy provides an extensive selection of industrial products along with detailed specifications to help you choose the right one for your needs. The user-friendly interface makes it easy to find and order the bearings you require. -
Question:
What is the difference between HJ type and other needle roller bearings?
Answer: The HJ type needle roller bearing, like the Koyo HJ-445628, features a specific design that incorporates an oil hole for enhanced lubrication, making it suitable for high-load applications. This design contrasts with other types, which may not have an oil hole or a similar structural setup. The inclusion of an oil hole allows for easier maintenance, significantly improving the bearing's performance and lifespan compared to typical needle roller bearings.
Koyo Needle Editorial Review
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TTD 501
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Features & Benefits
- Designed for high dynamic and static loads.
- Features a heavy-duty, single row, radial needle roller design.
- Optimized for use in restricted spaces due to its reduced cross-section.
- Steel cage ensures smooth operation by guiding rollers and minimizing friction.
- Thick outer ring with flanges enhances stability and guidance.
- Lubrication groove and oil hole simplify maintenance.
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