Double Row Angular Contact Ball Bearing 3304 TN9 Nylon Cage for CNC Machine Tools P4 Precision

Product Specifications

Application Industries

Eliminate CNC Downtime with Precision 3304 TN9 Bearings

CNC machine operators know the frustration of unexpected spindle failures—hours of production lost, missed deadlines, and costly repairs. Many face the challenge of sourcing reliable P4 precision bearings quickly, only to find long lead times or questionable quality from multiple suppliers. When your machine's accuracy depends on every component, settling for subpar bearings isn't an option.

Genuine Double Row Angular Contact Ball Bearings in Stock

The Double Row Angular Contact Ball Bearing 3304 TN9 with Nylon Cage is engineered to deliver the stability and precision CNC machine tools demand. As an officially authorized distributor, we maintain ready stock of P4 precision grade bearings, ensuring you get the exact component you need without unnecessary delays. Our standardized precision testing procedures verify every bearing's performance before it leaves our warehouse, so you can install with confidence.

Optimized Performance for CNC Spindles

This double row angular contact ball bearing excels in high-speed, precision applications like CNC machine spindles, where it handles both radial and axial loads simultaneously. The separated design allows for easy mounting and dismounting, simplifying maintenance, while the nylon cage reduces friction and heat generation during extended operation. With P4 precision rating, it minimizes runout and vibration, preserving the tight tolerances critical for precision machining.

Key Technical Features That Matter

The P4 precision rating ensures tight control over dimensional accuracy, including bore and outer diameter tolerances, radial runout, and axial play—essential for maintaining spindle concentricity in high-precision machining. The nylon cage offers excellent chemical resistance and dimensional stability at operating temperatures, while its lightweight design reduces centrifugal forces at high speeds. The bearing steel construction provides the durability needed to withstand the continuous loads of CNC operations, supported by lubrication options tailored to specific application requirements.

Why Authenticity Matters for Your Bottom Line

Counterfeit bearings often fail prematurely, leading to unplanned downtime that can cost thousands in lost production. A single spindle failure due to a substandard bearing may require replacing not just the bearing, but damaged shafts or housings—multiplying repair costs. Our 100% authentic product guarantee, backed by official brand authorization, ensures you receive bearings that meet original equipment specifications, reducing the risk of premature failure and extending the service life of your CNC machines.

Why 800+ Global Clients Choose Us

Packaging & Shipping

• Secure carton and pallet packaging to protect bearing precision during transport
• Priority processing available for urgent maintenance needs
• Global logistics options including express delivery for time-sensitive orders
• Real-time tracking provided for all shipments
• Flexible order quantities, including 1-piece purchases for emergency repairs

Get Your CNC Bearings Delivered Fast

Don't let bearing issues disrupt your production schedule. Whether you need a single replacement or a stock order, our ready inventory of P4 precision bearings ensures quick delivery. Send us your requirements today, and our team will provide a unified quotation with full technical documentation within one working day.

Frequently Asked Questions