Self Aligning Ball Bearing 2207-2RS 2213K-2RS 2307 2308-2RS 2308K-2RS

Product Specifications

Application Suitability

Need Self Aligning Ball Bearings 2207-2RS, 2213K-2RS, 2307, 2308-2RS, or 2308K-2RS? Avoid Common Sourcing Headaches

Procuring the right self aligning ball bearings often means navigating a maze of brands and standards—especially when replacing worn units in critical machinery. Many buyers face delays from limited supplier inventory or compatibility issues with existing equipment, while substandard bearings lead to premature failures that disrupt production schedules.

Engineered for Reliable Performance in Misaligned Conditions

Our self aligning ball bearings (including models 2207-2RS, 2213K-2RS, 2307, 2308-2RS, and 2308K-2RS) address these challenges through ISO 9001-certified manufacturing processes and comprehensive quality testing. Designed to accommodate angular misalignment up to 3 degrees, these bearings excel in applications like conveyor belt idlers and agricultural machinery where shaft deflection is common. With access to both our own brand and major international standards, we provide interchangeable solutions without compromising on performance.

Optimal Performance in Demanding Operating Environments

These bearings thrive in moderate to heavy load applications with oscillating motion, such as hydraulic press linkages and textile machinery. The 2RS sealed variants offer protection against dust and moisture, making them suitable for outdoor use in construction equipment, while the K-type bearings with tapered bores simplify mounting on stepped shafts. Operating temperatures typically range from -30°C to 120°C, ensuring stability in both cold storage facilities and industrial ovens.

Key Engineering Features That Impact Service Life

The self aligning design incorporates two rows of balls and a common spherical raceway in the outer ring, allowing the inner ring to pivot relative to the outer ring—critical for compensating for shaft misalignment without added stress. For the 2213K-2RS and 2308K-2RS models, the tapered bore (1:12 taper) enables secure locking onto adapter sleeves, preventing slippage under dynamic loads. Surface hardness of HRC 58-62 on raceways and balls ensures resistance to wear, while the 2RS nitrile rubber seals maintain lubrication integrity, reducing maintenance intervals compared to open bearings.

Why Proper Bearing Selection Lowers Total Cost of Ownership

Choosing the correct self aligning ball bearing directly impacts equipment uptime and repair costs. A bearing with insufficient load capacity or misalignment tolerance can lead to early fatigue failure, requiring emergency replacements and production downtime. Our bearings meet ISO 281 dynamic load ratings, ensuring calculated service life under specified operating conditions. By providing precise dimensional interchangeability with major international standards, we eliminate the need for costly shaft or housing modifications during replacements—ultimately reducing overall maintenance expenses.

Quality Assurance You Can Verify

Packaging & Shipping

• Standard packaging: Cartons with inner plastic sleeves to prevent moisture and physical damage
• Stock availability: Regular inventory maintained for popular models, enabling same-day dispatch for urgent orders
• Logistics options: Express courier for small quantities, air freight for time-sensitive shipments, and sea freight for bulk orders
• Order flexibility: No minimum order quantity for standard models, with volume discounts available for large purchases

Get a Custom Quote for Your Self Aligning Ball Bearing Requirements

Whether you need a single replacement bearing or a bulk order for your production line, provide us with the model number (e.g., 2207-2RS, 2308K-2RS) or key dimensions (bore diameter, outer diameter, width), and we’ll confirm availability and pricing within 24 hours. Our team can also assist with cross-referencing part numbers from other brands to ensure compatibility with your equipment.

Frequently Asked Questions