WSTU-203-TF Precision Deep Groove Ball Bearing | 17x40x12mm | High-Speed DGBB | Extreme Temperature Seals

The WSTU-203-TF represents a premium-grade single-row deep groove ball bearing engineered for demanding industrial environments. Featuring a standard bore of 17mm, an outer diameter of 40mm, and a width of 12mm, this unit is dimensionally interchangeable with standard 6203 series bearings but offers significantly enhanced performance characteristics. The 'TF' designation signifies a critical upgrade: a high-strength Polyamide cage infused with low-friction agents (Teflon derivative) for superior high-speed performance and reduced heat generation, coupled with robust FKM (Viton) seals for exceptional resistance to high temperatures and aggressive industrial chemicals. These specifications ensure compliance with ISO standards while minimizing frictional torque and maximizing operational lifecycles in critical machinery. Designed specifically to minimize Total Cost of Ownership (TCO) in continuous operation applications, the WSTU-203-TF is the ideal choice for maximizing uptime in electric motors, high-speed pumps, industrial fans, and gearboxes. Its robust internal geometry provides excellent capability for both high radial and moderate axial loads, facilitating smoother running and lower vibration levels compared to conventional alternatives. Selecting the WSTU-203-TF ensures maximum asset protection, delivering reliable, long-lasting precision essential for modern manufacturing and process industries where maintenance intervention must be minimized.

Key Features

• Integrated FKM Seals: Superior chemical and high-temperature resistance up to 200°C (392°F).
• Teflon-Infused Polyamide Cage (TF): Enables extreme high-speed operation and minimizes internal friction heat.
• P6 Precision Tolerance: Ensures low vibration and noise levels suitable for electric motor applications.
• Optimized Internal Clearance (C3): Ideal for managing thermal expansion in hot-running machinery.
• High Reliability: Specifically designed to extend mean time between failures (MTBF) in mission-critical equipment.

Technical Specifications