High Rigidity Double Row Cylindrical Roller Bearing for Lathe Main Shaft, NN3017 TN9/SP W33

Product Specifications

Application Industries

Reduce Lathe Downtime with High Rigidity Double Row Cylindrical Roller Bearing NN3017 TN9/SP W33

Lathe operators know the frustration of unexpected main shaft failures—precision loss, production delays, and costly repairs. Many face challenges finding bearings that balance high rigidity for heavy cutting with the durability to handle continuous operation. Standard bearings often fail prematurely under the stress of lathe main shaft applications, leading to repeated replacements and disrupted workflows.

Engineered for Lathe Main Shaft Performance

Our High Rigidity Double Row Cylindrical Roller Bearing addresses these issues with design features tailored for lathe main shafts. As a professional bearing manufacturer with decades of experience, we produce this bearing to meet P0-P4 precision grades and Z2-Z4 noise levels, ensuring stable performance in demanding machining environments. The separated structure allows for easy installation and maintenance, while the brass or steel cage options provide reliable roller guidance under high loads.

Optimal Performance in Lathe Main Shaft Applications

This Double Row Cylindrical Roller Bearing excels in lathe main shafts where rigidity and radial load capacity are critical. It handles the high radial forces generated during heavy-duty cutting operations, maintaining shaft alignment and reducing vibration. The 60-64 HRC hardness ensures wear resistance, while the available clearance grades (C0-C5) allow customization to specific operating conditions, from tight precision machining to high-speed rotation.

Key Technical Features for Lathe Reliability

The bearing’s design incorporates several technical elements that directly impact lathe performance. The double row configuration increases radial load capacity compared to single row bearings, making it suitable for heavy cutting applications. The non-aligning design ensures precise shaft positioning, critical for maintaining machining accuracy. Cage materials—brass for high-speed stability and steel for robustness—are selected based on operational demands. Vibration grades Z1V1 to Z3V3 minimize noise and resonance, enhancing machining precision and operator comfort.

Long-Term Value of Quality Lathe Bearings

Choosing a quality High Rigidity Double Row Cylindrical Roller Bearing reduces the total cost of ownership compared to inferior alternatives. Inferior bearings may offer lower upfront prices but often fail early, leading to unplanned downtime, lost production, and additional replacement costs. Our bearings meet ISO international standards, ensuring consistent performance and longer service life. The 60-64 HRC hardness and high-grade bearing steel construction provide the durability needed for continuous lathe operation, minimizing maintenance intervals and maximizing productivity.

Why Lathe Manufacturers Trust Our Bearings

Packaging & Shipping

• Transport Package: Carton Pallet
• Efficient delivery: 3-5 working days for sample orders, 5-15 working days for bulk orders
• Multiple logistics options available to meet your delivery timeline
• Real-time logistics tracking provided for all shipments
• Flexible order rule: 1 piece MOQ for standard bearings, customized order quantity negotiable

Get Your Lathe Main Shaft Bearing Today

Don’t let bearing failures disrupt your lathe operations. Contact us with your bearing requirements, including model NN3017 TN9/SP W33, quantity, and application details. Our team will assist you in confirming specifications and provide a prompt quote, ensuring you get the right bearing for your lathe main shaft with minimal delay.

Frequently Asked Questions