NSK Koyo Timken 6324 6328 6330 Zz Deep Groove Ball Bearings

Product Specifications

Application Suitability

Need Reliable 6328 Deep Groove Ball Bearings? Here’s What to Check

Finding the right deep groove ball bearings for your equipment can be challenging—especially when dealing with multiple brands and varying quality standards. Many buyers face issues like premature wear due to poor material hardness or mismatched dimensions that cause installation delays. Sourcing from different suppliers for specific brands further complicates the process, leading to longer lead times and higher procurement costs.

Engineered for Consistent Performance in Demanding Environments

Our 6328 deep groove ball bearings address these challenges with ISO 9001-certified production processes and strict quality control. Available in Zz, 2RS, or open configurations, they support both grease and oil lubrication, making them versatile for industrial machinery, automation equipment, and steel metallurgy applications. With a precision range from P0 to P4 and vibration grades Z1V1 to Z3V3, these bearings meet the requirements of high-speed and low-noise operations.

Optimal Performance Under Radial Loads

Designed as a radial bearing with a 0° contact angle, the 6328 excels in applications where radial loads are primary. Its single-row, unseparated structure ensures stable operation at speeds up to the manufacturer’s recommended limits, while the 140mm bore diameter and 300mm outer diameter provide a robust load-carrying capacity. Whether used in electric motors or conveyor systems, proper dimension matching (140*300*62mm) is critical to prevent bearing failure and equipment downtime.

Key Engineering Features for Longevity

The bearing steel construction offers high surface hardness and wear resistance, essential for withstanding heavy loads and continuous use. Precision ratings (P0-P4) ensure dimensional accuracy, reducing vibration and noise in high-speed applications. For environments where maintenance access is limited, the 2RS sealed variant provides effective contamination protection, extending service intervals compared to open bearings. The Zz metal shields offer a balance of protection and heat dissipation, making them suitable for moderate temperature ranges.

Total Cost of Ownership: Why Quality Matters

Choosing a low-quality 6328 bearing may save upfront costs but often leads to higher expenses later. Bearings with substandard material hardness or imprecise dimensions can cause excessive vibration, leading to premature wear of adjacent components and unplanned downtime. Our bearings, tested for size, hardness, and surface finish, align with international standards to minimize these risks. By reducing replacement frequency and maintenance needs, they contribute to a lower total cost of ownership over the long term.

Quality You Can Rely On

Packaging & Shipping

• Packaged in cartons and pallets for secure transportation
• Available from stock for prompt delivery
• Flexible shipping options: courier, air freight, or sea freight
• Low minimum order quantity, suitable for trial runs and bulk purchases

Get Your 6328 Bearing Quote Today

Whether you need a single 6328 bearing or a bulk order, provide your required specifications—including seal type, precision grade, and quantity—and we’ll deliver a competitive quote. Our team can also assist with cross-referencing other brands to ensure compatibility with your equipment. The sooner you confirm your order, the faster we can arrange shipping.

Frequently Asked Questions