High Precision SKF 3304-a Double Row Angular Contact Ball Bearing for CNC Machine Automation Line with Steel Cage

Product Specifications

Application Suitability

Looking for a Reliable High Precision SKF 3304-a Double Row Angular Contact Ball Bearing? Here's What Matters

CNC machine operators know the frustration of bearing failure in automation lines—misalignment issues causing vibration, premature wear from inadequate precision, or compatibility problems with existing setups. Sourcing the right angular contact bearing that balances radial and axial load capacity while maintaining tight tolerances can halt production if not handled correctly.

Built for Reliable, Long-Term Performance in CNC Automation

The SKF 3304-a double row angular contact ball bearing addresses these challenges with its separated design and precision rating options from P0 to P6, ensuring compatibility with high-speed CNC machine automation lines. Our ISO 9001 certified supply chain covers a full range of bearing types, including this steel cage-equipped model, with现货库存 to support quick replacement when downtime is costly.

Where This Bearing Performs Best

Designed for applications requiring simultaneous radial and axial load handling, this double row bearing excels in CNC machine tool spindles and automation line conveyors operating at moderate speeds. Its angular contact structure provides rigidity under thrust loads, while the steel cage option offers durability in continuous-duty industrial environments.

Engineering Details That Matter

Precision rating directly impacts performance—P4 and P5 grades deliver tighter dimensional tolerances essential for CNC axis positioning accuracy, reducing runout that affects machining precision. The separated design allows for easy mounting and adjustment, simplifying maintenance compared to non-separable bearing assemblies. Bearing steel construction ensures hardness and wear resistance, while oil grease lubrication provides versatility for different operating temperatures and load conditions.

Why Bearing Selection Affects Total Cost

Choosing the right high precision angular contact ball bearing minimizes unplanned downtime—a critical factor in CNC automation where production interruptions can cost thousands per hour. A bearing with improper precision class may lead to accelerated tool wear or part dimension errors, while inadequate load handling can cause catastrophic failure. By matching the SKF 3304-a bearing's specifications to your machine's requirements, you reduce long-term costs associated with replacements and rework.

Quality You Can Rely On

Packaging & Shipping

• Packaged in carton with pallet for bulk orders, ensuring secure transport
• 现货库存 available for prompt shipping on in-stock items
• Multiple logistics options including express, air, and sea freight to meet delivery timelines
• Low minimum order quantities supported, ideal for both maintenance stock and production runs

Request a Quote for SKF 3304-a Bearing

Provide your exact bearing requirements—including model, quantity, and delivery location—and our team will confirm availability and pricing. Whether you need a single replacement or bulk order for your CNC automation line, we handle all specifications to ensure compatibility with your equipment.

Frequently Asked Questions