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Item #:
77910649
SKF QJ 308 N2MAC2L Angular Contact Ball Bearing, ABEC 1 Precision, Four-Point Contact Design, Brass Cage, 35 Contact Angle, C2 Clearance, Open,
Item #:
77910649
XCD 761
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Order now and get it around Monday, July 20
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ABEC-rated ball bearings are manufactured to tight dimensional tolerances, making them useful in applications that require high accuracy, high rotational speeds, and increased operating efficiency.
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What Stands Out
Four-Point Contact
The four-point contact design enhances load distribution, improving stability and performance in high-speed applications, making it ideal for various industrial uses.
Brass Cage
The durable brass cage ensures superior wear resistance and enhances the longevity of the bearing, providing greater reliability in demanding operational environments.
C2 Clearance
Designed with C2 clearance, this bearing supports increased temperature variations and tighter tolerances, ensuring optimal performance across a range of applications.
Product Details
| Brand Name | SKF |
| Bearing Number | 308 |
| Bearing Type | Ball Bearing |
| Global Trade Identification Number | 07316577013064 |
| Part Number | QJ 308 N2MA/C2L |
| Manufacturer | SKF |
| Model | QJ 308 N2MA/C2L |
| Unit Count | 1.0 Count |
| Item Weight | 0.77 Kilograms |
| Outside Diameter | 90 Millimeters |
| Material Type | Alloy Steel |
| Compatible Lubricant | Grease |
| Specification Met | Iso |
| Brand | SKF |
| Material | Alloy Steel |
Who Should Buy?
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Industrial Applications
Ideal for various industrial machinery requiring reliable, angular contact bearings with high load capacity and precision.
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Rotating Equipment
Suitable for rotating equipment like motors and gearboxes where low friction and efficiency are essential.
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Lightweight Machinery
Perfect for applications in lightweight machinery where size, weight, and performance balance are critical.
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Heavy Load Systems
Not ideal for systems subjected to heavy loads which require higher strength bearings than ABEC 1 provides.
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Sealed Applications
Unsuitable for environments needing sealed bearings due to its open design, which may allow contamination.
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High-Speed Operations
Not recommended for high-speed applications that might demand bearings with finer tolerances than ABEC 1 allows.
Product Description
SKF QJ 308 N2MAC2L Angular Contact Ball Bearing, ABEC 1 Precision, Four-Point Contact Design, Brass Cage, 35 Contact Angle, C2 Clearance, Open, Metric, 40mm Bore, 90mm OD, 23mm Width
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Customer Questions & Answers
-
Question:
What is the main advantage of the SKF QJ 309 MAC2L Angular Contact Ball Bearing?
Answer: The primary advantage of the SKF QJ 309 MAC2L Angular Contact Ball Bearing is its four-point contact design that allows it to accommodate both radial and axial loads in both directions. This design enhances its load-carrying capacity and operational efficiency. The brass cage further ensures reduced friction and increased durability, making it ideal for high-speed applications. For instance, this bearing is well-suited for gearboxes, pumps, and electric motors where reliability and performance are critical. -
Question:
What does ABEC 1 precision mean in relation to the SKF QJ 309 MAC2L?
Answer: ABEC 1 precision refers to the dimensional tolerances and performance standards of bearings. In the context of the SKF QJ 309 MAC2L, this level of precision indicates a moderate tolerance for radial runout and axial displacement. While not the highest precision rating, ABEC 1 bearings are suitable for applications where noise levels and efficiency are important but extreme precision is not required. This makes the QJ 309 MAC2L ideal for general machinery and conveyors. -
Question:
How does the contact angle of 35 degrees benefit the SKF QJ 309 MAC2L?
Answer: The 35° contact angle of the SKF QJ 309 MAC2L is designed to optimize load distribution across the ball contact points. This results in improved rigidity and support for both radial and thrust loads. The steeper angle offers better performance under axial load conditions, making it suitable for applications like high-speed spindles and angular gear drives, where both radial and axial forces are commonly present. -
Question:
What type of applications can benefit from using the SKF QJ 309 MAC2L?
Answer: The SKF QJ 309 MAC2L Angular Contact Ball Bearing is suitable for a wide range of applications requiring high precision and load-carrying capacity. Common uses include high-speed electric motors, gearboxes, and various machine tool spindles. Its four-point contact design makes it ideal for supporting loads from multiple directions, making it a versatile choice for both industrial and automotive applications. -
Question:
What does C2 clearance mean for the SKF QJ 309 MAC2L?
Answer: C2 clearance in bearings indicates that the internal bearing clearance is slightly less than standard. This tighter clearance allows for better control of bearing performance particularly in high-speed applications where slight thermal expansion may occur. The SKF QJ 309 MAC2L's C2 clearance is beneficial in situations where precise positioning and alignment are necessary, such as in CNC machinery and robotics. -
Question:
Is the SKF QJ 309 MAC2L suitable for high-speed applications?
Answer: Yes, the SKF QJ 309 MAC2L is well-suited for high-speed applications due to its precision engineering and four-point contact design, which help minimize friction and heat generation. This bearing is often used in high-speed spindles and machinery where minimal resistance is crucial for maintaining efficiency and performance. Its brass cage also supports rapid movement by reducing wear and increasing longevity. -
Question:
Why is a brass cage preferred in the SKF QJ 309 MAC2L?
Answer: A brass cage is preferred in the SKF QJ 309 MAC2L for its strength, durability, and resistance to wear. Brass cages provide excellent dimensional stability and help to maintain the bearing's shape under varying conditions. Additionally, they facilitate smoother movement of the balls within the bearing, which translates to lower heat generation and improved overall performance. This makes it a great choice for high-performance applications in engineering and manufacturing industries. -
Question:
Can the SKF QJ 309 MAC2L be used in high-temperature environments?
Answer: While the SKF QJ 309 MAC2L can handle moderate temperature variations due to its robust design, its performance may be limited in extreme temperatures. For best results, it's advisable to use it within standard operating temperature ranges. In high-temperature environments, factors like lubrication and load must be considered. For instance, it can be effectively utilized in applications like automotive engines, provided that proper lubrication management is in place. -
Question:
What maintenance does the SKF QJ 309 MAC2L require?
Answer: The SKF QJ 309 MAC2L requires regular maintenance to ensure optimal performance and longevity. Users should maintain appropriate lubrication levels to minimize friction and wear, and routinely check for any signs of damage or degradation. Regular inspections can help catch potential issues early, such as misalignment or unusual noises, which can indicate bearing fatigue. This proactive approach is essential for ensuring the bearing operates efficiently in various applications. -
Question:
Where can I buy the SKF QJ 309 MAC2L Angular Contact Ball Bearing in Anguilla?
Answer: You can purchase the SKF QJ 309 MAC2L Angular Contact Ball Bearing at Ubuy in Anguilla. Ubuy offers a convenient platform for sourcing quality bearings, providing you with a variety of purchasing options and reliable product information to help you make the best choice for your needs.
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XCD 761
Order now and get it around Monday, July 20
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Features & Benefits
- SKF angular contact ball bearing with four-point contact design
- 35-degree contact angle, brass cage, C2 clearance rating, and ABEC 1 precision
- Supports bidirectional thrust loads and combined radial and thrust loads
- Made of low-alloy, through-hardened carbon chromium steel for durability
- Open design facilitates lubrication and heat dissipation
- Useful in applications requiring high accuracy and rotational speeds
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