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Product Specifications

Application Suitability

Struggling with Bearing Selection? Why 6312/6313/6317/6318 Series Radial Bearings Matter

Many buyers face the same problem: finding the right bearing that matches both dimensional standards and application requirements. A mismatched seal type or incorrect precision class can lead to premature failure, while sourcing from multiple suppliers wastes time and increases costs. As someone who has worked with bearing procurement for years, I understand how critical it is to get this right the first time.

Engineered for Versatile, Reliable Performance

This radial bearing series addresses common pain points with its comprehensive specifications. Available in open, ZZ, and 2RS seal configurations, it适应 both lubricated and sealed environments, reducing maintenance needs. With precision ratings from P0 to P2, it meets the demands of both general industrial and high-precision applications. Our ISO 9001-certified production process ensures consistent quality, and we maintain stock across multiple international standard sizes, so you don’t have to wait for custom production.

Optimal Performance in Radial Load Applications

Designed as a non-aligning radial bearing with a 0° contact angle, this product excels in applications where radial loads are the primary force. It performs reliably in operating conditions where misalignment is minimal, such as electric motors, gearboxes, and conveyor systems. The single-row design balances load capacity and compactness, making it suitable for equipment with space constraints. Whether using grease or oil lubrication, the bearing maintains stable performance across standard industrial temperature ranges.

Key Engineering Features Explained

The bearing steel construction provides the necessary hardness and durability for high-load applications, with surface treatments that enhance wear resistance. The precision rating options allow customization—P0 for general use, P5/P4 for machine tools requiring tight tolerances, and P2 for precision instruments. Vibration classes Z1V1 to Z3V3 let you select the right balance between noise levels and cost for your specific environment. The unseparated design ensures easy installation and handling, reducing the risk of component misplacement during assembly.

Total Cost of Ownership: Beyond the Purchase Price

Choosing the right bearing directly impacts your equipment’s total operating cost. A bearing with insufficient precision can cause excessive vibration, leading to increased energy consumption and premature wear of adjacent components. Our product’s adherence to multiple international standards (DIN, ISO, JIS) ensures interchangeability, reducing downtime when replacements are needed. By selecting the appropriate seal type and lubrication method upfront, you minimize maintenance intervals and extend service life, ultimately lowering long-term costs compared to cheaper, lower-quality alternatives.

Quality You Can Verify

Packaging & Shipping

• Standard packaging includes cartons for individual or small quantity orders, with pallet options for bulk shipments
• Most standard models are available from stock for immediate dispatch
• Flexible shipping options including express courier, air freight, and sea freight to meet your delivery timeline
• Low minimum order quantity supported, ideal for both small maintenance requirements and large production runs

Get Your Bearing Quote Today

Whether you need the 6312, 6313, 6317, or 6318 model—with ZZ seals, 2RS seals, or open configuration—we can provide pricing and availability. Share your required model number, quantity, and delivery location, and our team will prepare a detailed quote. We also welcome inquiries for other bearing types and brands to fulfill your complete procurement needs.

Frequently Asked Questions