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Bearing NN 3021 KP/51 ZKL
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Product detailed description
The NN 3021 KP/51 ZKL is a double-row precision cylindrical roller bearing renowned for its high radial load capacity and exceptional running accuracy. This bearing is commonly used in applications requiring high precision and load-bearing capabilities, such as machine tool main spindles.
Key Features:
- Design: Double-row cylindrical roller bearing with a solid inner and outer ring.
- Roller Guidance: Cylindrical rollers are guided by flanges, ensuring controlled movement and reduced friction.
- Cage: Equipped with a high-strength, two-piece machined brass cage to prevent roller contact and minimize friction.
- Precision: Manufactured to ISO Class 5 tolerances, offering high dimensional and running accuracy.
- Internal Clearance: Features C2 internal clearance, providing a smaller than normal radial internal clearance for improved performance.
- Operating Temperature Range: Suitable for temperatures up to 120°C.
Technical Specifications:
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Dimensions:
- Inner Diameter (d): 105 mm
- Outer Diameter (D): 160 mm
- Width (B): 41 mm
- Width (C): 41 mm
- Width (Ew): 146 mm
- Minimum Bore Diameter (da min): 114 mm
- Maximum Bore Diameter (db max): 151 mm
- Maximum Outside Diameter (Da max): 148 mm
- Minimum Outside Diameter (Db min): 148 mm
- Chamfer Radius (r): 2 mm
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Load Ratings:
- Dynamic Load Rating (C): 198 kN
- Static Load Rating (C0): 320 kN
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Speed Limits:
- Limiting Speed with Oil Lubrication: 4,500 RPM
- Limiting Speed with Grease Lubrication: 3,800 RPM
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Material:
- Hardened alloy steel for both inner and outer rings.
- High-strength, two-piece machined brass cage.
This bearing is designed to provide smooth and efficient rotation for various applications, ensuring high performance and durability. Its robust construction and precision engineering make it ideal for demanding industrial environments.
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ZKL Bearings - Quality and Performance for Every Application
ZKL bearings are known for their high quality, reliability, and long service life. This renowned Czech manufacturer specializes in producing a wide range of bearings for various industrial sectors, including automotive, machinery, energy, and more. ZKL bearings are known for their excellent performance even under demanding conditions and are favored for their durability and long life.
Why Choose ZKL Bearings?
- Excellent Price/Performance Ratio: ZKL bearings offer great performance at a highly competitive price, making them an ideal choice for a wide range of applications.
- High Reliability: ZKL bearings are designed for long life and minimal maintenance, reducing repair and replacement costs over time.
- Variety of Products: ZKL offers a wide range of bearings, including ball, roller, and other types, which meet the specific requirements of various industrial applications.
Technical Specifications
ZKL bearings are designed to provide optimal performance in different conditions. They offer a wide selection of sizes and bearing types, including versions for high loads, high speeds, or extreme temperatures. Choose based on specifications such as diameter, width, material, and other technical parameters.
Contact Us
If you're looking for high-quality ZKL bearings for your applications, reach out to us. Our company provides not only top-notch products but also expert advice to help you select the right bearings for your specific needs. We are ready to ensure fast delivery and answer any questions you may have.
Interested in ZKL bearings? Order from us today!