Heavy Duty Double Row Angular Contact Ball Bearing 3318 A/C3 for Machine Tool Spindle High Precision

Product Specifications

Application Industries

Eliminate Spindle Downtime with High Precision 3318 A/C3 Heavy Duty Double Row Angular Contact Ball Bearing

Machine tool operators know the frustration of unexpected spindle failures—hours of production lost, missed deadlines, and costly repairs. When bearings fail prematurely due to poor precision or inadequate load capacity, the impact ripples through your entire operation. Sourcing reliable, high-quality bearings that meet strict industrial standards often means navigating minimum order quantities that don’t fit your immediate needs or waiting weeks for delivery.

Heavy Duty Double Row Angular Contact Ball Bearing 3318 A/C3: Engineered for Machine Tool Spindles

Our 3318 A/C3 Heavy Duty Double Row Angular Contact Ball Bearing is designed to address these challenges head-on. With precision ratings from P0 to P4 and noise grades up to Z4, this bearing delivers the stability and durability required for high-speed machine tool spindles. As a professional manufacturer with decades of experience, we offer flexible order policies—including 1 piece MOQ for standard bearings—to support both emergency repairs and bulk production needs, ensuring you never have to wait to get your equipment back online.

Optimal Performance in High-Stress Machine Tool Environments

This Double Row Angular Contact Ball Bearing excels in applications where radial and axial loads are applied simultaneously, such as machine tool spindles operating at high speeds. Its separated structure allows for easy mounting and dismounting, while the angular contact design provides enhanced rigidity and precision. Whether your equipment is cutting metal, drilling, or milling, this bearing maintains consistent performance under heavy loads and continuous operation, reducing the risk of unexpected downtime.

Key Technical Features That Ensure Reliability

The 3318 A/C3 Bearing’s performance is defined by critical technical attributes. Its precision rating (P0-P4) ensures minimal runout and vibration, critical for maintaining tight tolerances in machining operations. The choice of cage material—steel, copper, or nylon—allows customization based on speed and temperature requirements: steel cages offer high strength for heavy loads, while nylon cages reduce noise in high-speed applications. Lubrication options (oil or grease) further adapt the bearing to specific operating conditions, ensuring long service life even in demanding environments. With a focus on material quality, we use high-grade bearing steel to guarantee stable performance and resistance to wear.

Why Genuine Bearings Matter for Your Bottom Line

Choosing genuine High Precision 3318 A/C3 Ball Bearings over counterfeit alternatives directly impacts your total cost of ownership. Counterfeit bearings often fail early, leading to unplanned downtime, increased maintenance costs, and potential damage to expensive spindle components. In contrast, our bearings meet ISO, ABMA, and DIN international standards, backed by strict quality control processes from raw material inspection to full-process production supervision. The 12-month warranty provides added peace of mind, ensuring that any manufacturing defects are promptly addressed with free replacements or refunds.

Our Commitment to Your Production Success

Packaging & Shipping

• Standard packaging includes carton boxes with pallet reinforcement for secure transport
• Sample orders ship within 3-5 working days; bulk orders within 5-15 working days
• Multiple logistics options available: DHL, FedEx, UPS, air freight, and sea freight
• Real-time tracking numbers provided for all shipments
• Flexible MOQ: 1 piece for standard bearings, customized order quantities negotiable

Get Your Machine Tool Spindle Back to Work—Order Today

Don’t let bearing issues slow down your production. Whether you need a single replacement or a bulk order, our 3318 A/C3 Heavy Duty Double Row Angular Contact Ball Bearing is ready to ship. Send us your requirements, and our team will provide a prompt quote to help you minimize downtime and maximize productivity.

Frequently Asked Questions