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- Koyo B-268 Needle Roller Bearing, Full Comple...
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Item #:
34390001
Koyo B-268 Needle Roller Bearing, Full Complement Drawn Cup, Open, Inch, 1-5/8" ID, 2" OD, 1/2" Width, 3900rpm Maximum Rotational Speed
Item #:
34390001
XCD 93
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Compact and durable bearing with high radial load-carrying capacity. Ideal for applications with limited mounting space.
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What Stands Out
High Capacity
The Koyo B-268's full complement design allows for maximum load capacity, making it ideal for heavy-duty applications where reliability is crucial.
Precision Engineering
Designed for optimal rotational speed up to 3900 rpm, ensuring smooth and efficient performance in various mechanical systems.
Durable Construction
Constructed with robust materials, this needle roller bearing offers exceptional wear resistance, leading to a longer lifespan and reduced maintenance costs.
Product Details
- Drawn cup needle roller bearing for applications with high dynamic loads
- Drawn steel outer shell (cup) has a reduced cross-section for use in restricted spaces
- Full complement of rollers for higher radial load capacity than caged rollers
- Through-hardened, high-carbon chromium steel rollers for heat tolerance and durability under heavy loads
- Meets standard ASTM F2162 for quality assurance
| Brand Name | Koyo |
| Bearing Number | B-268 |
| Bearing Type | Roller Bearing |
| UPC | 605790189609 |
| Global Trade Identification Number | 00605790189609 |
| Part Number | B-268 |
| Manufacturer | Koyo Torrington |
| Model | B-268 |
| Unit Count | 1.0 Count |
| Item Dimensions | 1.62 x 0.5 x 2 inches (4.1 x 1.3 x 5.1 cm) |
| Item Thickness | 0.5 Inches (1.3 cm) |
| Outside Diameter | 2 Inches (5.1 cm) |
| Material Type | Alloy Steel |
| Compatible Lubricant | Grease |
| Specification Met | Astm F2162 |
| Brand | Koyo |
| Material | Alloy Steel |
| Item dimensions L x W x H | 1.62 x 0.5 x 2 inches (4.1 x 1.3 x 5.1 cm) |
Who Should Buy?
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Industrial Machinery
Ideal for heavy-duty applications where high load capacity and reliability are essential for optimal equipment performance.
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Automotive Applications
Perfect for automotive components requiring precise rotation and durability under varying speeds and loads.
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Compact Designs
Suitable for compact machines and equipment where space limitations demand slim, efficient components.
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Low-Speed Applications
Not suitable for applications that operate at low speeds where high rotational speed is unnecessary.
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Heavy Outdoor Use
May not withstand harsh environmental conditions such as moisture and dirt prevalent in outdoor applications.
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Non-Standard Sizes
Inappropriate for machinery that requires bearings of sizes outside the specified dimensions of this product.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is a needle roller bearing and how is it different from other types of bearings?
Answer: A needle roller bearing is a type of rolling-element bearing that uses long, thin cylindrical rollers, known as needles, to reduce friction between moving parts. Unlike traditional ball bearings, needle bearings have a smaller radial cross-section which allows them to carry heavy loads despite their compact size. This feature makes them ideal for applications where space is at a premium, such as in automotive and industrial machinery. For instance, in heavy-duty applications, Koyo B-268 needle roller bearings can provide significant load-carrying capacity and durability. -
Question:
What are the specific applications for Koyo B-268 needle roller bearings?
Answer: Koyo B-268 needle roller bearings are versatile components commonly used in various applications including automotive transmissions, conveyor systems, and industrial equipment. Their design allows them to perform well in space-constrained environments while handling high loads, making them invaluable in machinery that requires efficient power transmission. For example, in an assembly line, these bearings can effectively reduce friction and enhance operational efficiency when paired with rotating shafts. -
Question:
What are the key specifications of Koyo B-268 needle roller bearings?
Answer: The Koyo B-268 needle roller bearing features an inner diameter (ID) of 1.58 inches, an outer diameter (OD) of 2 inches, and a width of 0.12 inches. It can operate at a maximum rotational speed of 3,900 RPM. These specifications indicate its suitability for high-speed applications while maintaining load-bearing capabilities. Knowledge of these specifications is essential when selecting bearings for various engineering projects, ensuring compatibility with existing systems. -
Question:
Why choose a full complement drawn cup design for a needle roller bearing?
Answer: The full complement drawn cup design of the Koyo B-268 means it contains the maximum number of rollers that can fit within the bearing, providing increased load capacity without increasing the bearing's size. This design enhances the bearing's performance and reliability under heavy loads. Given the space constraints in applications like gearboxes, the full complement type is often preferred due to its superior strength and durability, ideal for meeting demanding operational requirements. -
Question:
What is the significance of an open type needle roller bearing?
Answer: An open type needle roller bearing, such as the Koyo B-268, allows for the free flow of lubricant, which is crucial for optimal performance. This design is beneficial in applications where frequent lubrication is possible, as it aids in cooling and reduces wear. However, this also means that they are more exposed to contaminants than sealed bearing types. For operations in clean environments or where lubrication is routinely managed, selecting an open type can effectively enhance bearing longevity. -
Question:
How do I determine if the Koyo B-268 will fit my application?
Answer: To determine if the Koyo B-268 needle roller bearing is appropriate for your application, check the inner and outer diameters, width, and maximum RPM against your existing shaft and housing specifications. Additionally, consider the load requirements of your application and whether the full complement design suits your operational conditions. For example, if you are designing a compact motor, this bearing can be a perfect fit, given its small dimensions and high load capacity. -
Question:
How do I maintain needle roller bearings like the Koyo B-268?
Answer: Maintaining needle roller bearings involves ensuring proper lubrication, regularly inspecting for wear, and keeping the operating environment clean. Regularly applying the right lubricant helps reduce friction and prolong bearing lifespan. If you are using these bearings in high-speed or heavy-load conditions, it's advisable to monitor them closely for any signs of wear or overheating. Practical maintenance could involve scheduled checks during machinery maintenance intervals to ensure optimal performance. -
Question:
What materials are typically used in Koyo B-268 needle roller bearings?
Answer: The Koyo B-268 needle roller bearing is typically made from high-quality carbon steel, known for its strength and durability under extreme conditions. The rollers are precisely heat-treated to enhance hardness and wear resistance. Additionally, specialized surface treatments may be applied to improve corrosion resistance. This material choice ensures that the bearing can withstand high-load applications, making it suitable for various industrial and automotive settings. -
Question:
What is the load capacity of the Koyo B-268 needle roller bearing?
Answer: The load capacity of the Koyo B-268 needle roller bearing is influenced by its design, materials, and dimensions. Typically, these bearings can handle substantial radial loads due to their full complement roller configuration. Although exact ratings can vary based on application specifics, you can anticipate robust performance under high load conditions, making them ideal for applications like heavy machinery or automotive gear systems. -
Question:
Where can I buy Koyo B-268 Needle Roller Bearing in Anguilla?
Answer: You can purchase the Koyo B-268 Needle Roller Bearing through Ubuy. Ubuy offers a wide selection of bearings and industrial parts, providing a convenient online shopping experience. Simply visit their website and search for the Koyo B-268 to find this specific product, along with detailed specifications and customer reviews that can help inform your purchasing decision.
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