BS2-2207 .2RS.VT143 STC spherical roller bearing

STC BS2-2207-2RS-VT143 Sealed Spherical Roller Bearing

The STC BS2-2207-2RS-VT143 is an advanced, double-row rolling unit engineered for the harshest industrial environments. The defining feature of this model is the double-sided contact seals (2RS), which effectively shield the bearing's interior from contaminants, dust, and moisture while retaining the lubricant within the raceways. The VT143 suffix indicates that the bearing is factory-filled with high-quality lithium grease, making it maintenance-free and ready for immediate installation. Thanks to its barrel-shaped rollers, this model provides full self-alignment, compensating for shaft deflections and housing misalignments.

Application

• Belt Conveyors: Perfect for dusty mining and quarrying environments due to 2RS sealing.
• Agricultural Machinery: Shaft support in harvesters and seeders exposed to soil and moisture.
• Industrial Fans: Ensuring long, maintenance-free operation under shaft misalignment risks.
• Food Processing: Raw material processing machinery requiring cleanliness and leak protection.
• Lifting Equipment: Winches and cranes operating under variable load conditions.

Technical Specification

• Manufacturer: STC (Specialized Technical Components).
• Designation: BS2-2207-2RS-VT143.
• Dimensions: 35 mm (ID) x 72 mm (OD) x 28 mm (Width).
• Sealing: 2RS (Contact rubber seals on both sides).
• Lubrication: VT143 (Factory grease fill).
• Cage: Durable steel cage, precisely guiding two rows of rollers.

Features and Benefits

• Maintenance-Free: Factory sealing and lubrication eliminate the need for relubrication, lowering operational costs.
• Contaminant Resistance: 2RS seals drastically extend bearing life in high-dust environments.
• Excellent Self-Alignment: Ability to operate under angular shaft misalignment without increased friction.
• Compact Dimensions: The 2207 series offers high load capacity within moderate external dimensions.
• VT143 Grease: Specially formulated grease ensures smooth operation across a wide temperature range.

Why Choose This Product

By choosing the STC BS2-2207-2RS-VT143, you are investing in a "fit and forget" component. In 35 mm shaft applications where maintenance access is difficult or the environment is aggressive, a sealed spherical roller bearing is the only guarantee of long-term reliability. It combines the precision of a self-aligning bearing with the durability of a hermetic unit, providing your machinery with the highest level of protection.