Double Row Angular Contact Ball Bearing 3308 A/C3 High Rigidity for Machine Tool Spindle

Product Specifications

Application Industries

Prevent Spindle Failures with 3308 A/C3 Double Row Angular Contact Ball Bearing

Machine tool operators know the frustration of unexpected spindle downtime—costing hours of production and thousands in lost revenue. Many face challenges with bearings that lack the rigidity to handle high-speed rotation or fail prematurely due to poor material quality. Sourcing reliable, high-precision bearings often requires navigating minimum order quantities that don’t fit urgent repair needs.

High Rigidity Bearings for Machine Tool Spindles

Our Double Row Angular Contact Ball Bearing 3308 A/C3 addresses these pain points with its specialized design for machine tool spindles. Engineered to deliver high rigidity, this bearing minimizes deflection under heavy loads, ensuring stable performance during precision machining. With decades of manufacturing experience, we support both standard and custom orders, including low MOQ requirements to meet emergency repair timelines.

Optimal Performance in High-Speed Machining

This Angular Contact Ball Bearing excels in environments where spindle speeds demand precision and durability. Its double row structure distributes radial and axial loads evenly, making it ideal for high-torque applications common in CNC machining centers. The C3 clearance grade ensures proper thermal expansion accommodation, reducing the risk of overheating during extended operation—critical for maintaining tight tolerances in metalworking processes.

Technical Features That Drive Reliability

The 3308 A/C3’s performance is defined by key engineering details: its precision rating options (from P0 to P6) allow customization for specific accuracy requirements, with P4 grade suitable for high-precision spindles. The bearing steel construction provides excellent wear resistance, while multiple cage materials (steel, copper, nylon) offer flexibility for different speed and temperature conditions. This combination of features ensures consistent performance even in demanding 24/7 production environments.

Why Genuine Bearings Matter for Total Cost of Ownership

Choosing authentic Double Row Angular Contact Ball Bearings over counterfeit alternatives directly impacts your bottom line. Inferior bearings often fail within months, leading to unplanned downtime, increased maintenance costs, and potential damage to expensive spindle components. Our products meet ISO industrial standards, backed by strict quality control processes from raw material inspection to final performance testing—delivering a longer service life that reduces overall replacement frequency and operational disruptions.

Our Commitment to Reliable Supply

Packaging & Shipping

• Protective carton packaging with pallet reinforcement for secure transport
• Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
• Multiple logistics options including express (DHL, FedEx) and sea/air freight
• Real-time tracking provided for all shipments
• 1 piece minimum order quantity for standard bearings

Secure Your Spindle Performance Today

Don’t let bearing failure disrupt your production schedule. Whether you need a single replacement or bulk order, our 3308 A/C3 High Rigidity Angular Contact Ball Bearing is ready to ship. Provide your spindle specifications and quantity requirements, and our team will confirm compatibility and deliver a quote within 24 hours.

Frequently Asked Questions