Bearing B71903-C-T-P4S-UL FAG
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Product detailed description
The FAG B71903-C-T-P4S-UL is a high-precision angular contact ball bearing engineered for demanding spindle applications. Its design ensures exceptional rigidity and load-carrying capacity, making it ideal for high-speed operations.
Key Features:
- Contact Angle: 15°
- Cage Type: Hard fiber cage (TB)
- Precision Class: P4S (higher than P4)
- Pairing: Universal design with slight preload in O and X arrangements
- Lubrication: Standard lubrication
Technical Specifications:
-
Dimensions:
- Inner Diameter (d): 17 mm
- Outer Diameter (D): 30 mm
- Width (B): 7 mm
-
Load Ratings:
- Dynamic Load Rating (Cr): 5,300 N
- Static Load Rating (C0r): 2,230 N
-
Speed Limits:
- Grease Lubrication: 50,000 rpm
- Oil Lubrication: 80,000 rpm
-
Temperature Range:
- Minimum: -30°C
- Maximum: 100°C
-
Ball Specifications:
- Ball Diameter: 3.969 mm
- Number of Balls: 14
This bearing is commonly used in machine tool spindles, where high precision and speed are essential. Its universal design allows for pairing in various configurations to meet specific application requirements.

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FAG Bearings - Reliability and Performance First
FAG is one of the world’s leading bearing manufacturers, known for its long history, innovation, and technological advancements. The company specializes in producing high-quality bearings for a wide range of industries, including automotive, energy, and heavy machinery. FAG bearings are designed to meet demanding performance and durability requirements, even in the toughest working conditions.
Why Choose FAG Bearings?
- Exceptional Quality - FAG bearings are known for their precise manufacturing and long lifespan.
- Technological Innovations - The company continuously develops new technologies to enhance performance and efficiency.
- High Reliability - FAG bearings are tested in demanding conditions and always deliver consistent performance.
- Wide Range of Applications - Whether you need bearings for automobiles, energy, or heavy industry, we have the right solution for you.
On our e-shop Ložiska-Polička.cz, we offer a wide selection of FAG bearings. If you have specific requirements or need expert advice when selecting bearings, don’t hesitate to contact us. We are here to help and provide bearings tailored to your needs.
Contact Us
If you have any questions, we will be happy to provide detailed information. Contact us through our e-shop or call us directly.