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NSK 7918CTRSULP4Y super-precision angular contact spindle bearing with 90mm bore. Features a polyamide cage, universal matching (SU), and ISO P4 precision class with low-noise characteristics. Engineered for high-speed precision spindle applications such as machining centers, grinders, and turning centers.
MODEL 7918CTRSULP4Y
$1,359.20 Each
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Returnable: Yes
Bearings ## Overview The **NSK 7918CTRSULP4Y Super Precision Angular Contact Bearing** is a premium product from NSK's renowned 7000 Series, designed for high-speed applications requiring precise alignment and minimal friction. This single row angular contact bearing is engineered for superior performance, making it an ideal choice for demanding environments in various industrial and automotive applications. With its advanced design and manufacturing processes, this bearing guarantees exceptional durability and reliability. ## Key Features • **Precision Engineering:** Manufactured to the highest tolerances, ensuring optimal performance in high-speed applications. • **Contact Angle:** Features a 15-degree contact angle, enhancing axial load capacity and stiffness. • **Material Composition:** Constructed from high-quality chrome steel, providing strength and resistance to wear. • **Raceway Design:** Optimized raceway geometry contributes to reduced friction and increased operational efficiency. • **Lubrication:** Comes pre-lubricated with high-performance grease, ensuring long service life and reduced maintenance intervals. ## Applications • **Machine Tools:** Ideal for spindle applications in CNC machinery where precision and speed are critical. • **Robotics:** Suitable for robotic arms and automation equipment requiring precise angular motion. • **Automotive:** Perfect for applications in high-performance engines and electric power steering systems. • **Aerospace:** Used in precision instruments where reliability and performance are paramount. ## Benefits • **Enhanced Performance:** Delivers high-speed capability with reduced heat generation, leading to increased efficiency. • **Durability:** Designed to withstand harsh operating conditions and heavy loads, ensuring longevity. • **Reduced Maintenance:** Pre-lubricated design minimizes the need for frequent maintenance, saving time and costs. • **Versatility:** Compatible with various applications across multiple industries, providing flexibility for engineers and designers. --- *Product information compiled with AI assistance for reference purposes.*
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
What is the difference between deep groove and angular contact ball bearings?
Deep groove ball bearings are the most common type. They’re designed to handle mainly radial loads, but they can also take some axial load in both directions. They’re simple, versatile, and used in everything from motors to conveyors. Angular contact ball bearings are built for combined loads, especially where there’s significant axial force in one direction. They’re often used in pairs and are common in higher precision or higher load applications like pumps and gearboxes. If your load is mostly radial, go deep groove. If axial load matters more, angular contact is usually the better choice.
#2177712
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| Brand | Siemens Controls |
| Model | 6ES7952-0KF00-0AA0 |