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Product Specifications

Application Suitability

Struggling with Radial Bearing Reliability? The 6904 Model Delivers Consistent Performance

Many maintenance managers face the same problem: radial bearings that fail prematurely due to poor material quality or imprecise manufacturing. A bearing with incorrect precision class can cause excessive vibration, while substandard steel leads to early wear in high-load applications. Sourcing the right model across multiple brands often means juggling multiple suppliers and inconsistent lead times.

Engineered for Durability in Critical Radial Load Applications

The 6904 radial bearing addresses these challenges through its adherence to international standards (DIN, ISO, JIS) and multiple precision class options (P0 to P2). As a professional bearing supplier with ISO 9001:2008 certified production processes, we ensure each unit meets strict dimensional and hardness specifications. Whether you need a standard chrome steel variant for industrial gearboxes or stainless steel for corrosion-prone environments, our extensive inventory ensures quick availability without compromising quality.

Optimal Performance in Moderate Speed, Radial Load Scenarios

This single-row radial bearing excels in applications with primarily radial loads and moderate rotational speeds. Its 20mm bore diameter, 37mm outer diameter, and 9mm width make it ideal for compact machinery where space is limited. The unseparated design simplifies installation, while grease or oil lubrication options allow adaptation to different operating conditions—from clean factory settings to moderately contaminated industrial environments.

Key Engineering Features That Impact Service Life

The material selection directly influences performance: chrome steel offers excellent wear resistance for general industrial use, while stainless steel provides corrosion protection in food processing or marine applications. Ceramic variants reduce weight and heat generation for high-speed scenarios. Precision class P5 or P4 ensures minimal runout, critical for precision equipment like CNC machines where vibration can affect machining accuracy. The radial load capacity, combined with proper lubrication, extends service intervals and reduces maintenance downtime compared to lower-quality alternatives.

Why Precision and Material Quality Lower Total Cost

Choosing the right 6904 bearing variant directly affects your total cost of ownership. A bearing with insufficient precision (e.g., P0 in a high-precision application) may require frequent replacement, leading to unplanned downtime and higher labor costs. Inferior materials can fail under load, potentially damaging adjacent components and creating safety hazards. By selecting the appropriate material and precision class upfront, you avoid these hidden costs and ensure consistent performance throughout the bearing’s service life.

Quality Assurance You Can Verify

Packaging & Shipping

• Packaged in cartons with pallet options for bulk orders
• Available from in-stock inventory for immediate shipment
• Transport by sea, air, or express courier based on urgency
• Low minimum order quantity supported for small-scale requirements

Get Your 6904 Bearing Quote Today

Whether you need a single 6904 bearing for emergency replacement or bulk quantities for production, we can provide competitive pricing and reliable delivery. Specify your required material, precision class, and quantity, and our technical team will confirm compatibility with your application. Early order confirmation ensures priority processing from our in-stock inventory.

Frequently Asked Questions