NN3012 KTN/SPW33 Double Row Cylindrical Roller Bearing for High-Precision Industrial Machinery Open Type

Product Specifications

Application Industries

Reduce Downtime with Precision-Grade NN3012 KTN/SPW33 Double Row Cylindrical Roller Bearing

Industrial machinery operators know the cost of unexpected downtime—especially when caused by substandard bearings. Misalignment issues, premature wear, and inconsistent performance in high-precision applications like CNC spindles can halt production lines and erase profit margins. Sourcing reliable, authentic bearings often means navigating multiple suppliers with varying quality standards, leading to delays in critical maintenance.

Genuine SKF NN3012 KTN/SPW33 Bearings: In Stock for Immediate Dispatch

As an official SKF authorized distributor, we stock the NN3012 KTN/SPW33 double row cylindrical roller bearing to address these challenges directly. This high-precision open type bearing is engineered for applications requiring superior radial load capacity and precise rotational accuracy, such as machine tool spindles and automation equipment. Our ISO 9001 and DIN compliant inspection system ensures every unit meets SKF’s stringent quality standards before dispatch.

Optimal Performance in High-Precision Industrial Environments

The NN3012 KTN/SPW33 excels in environments where tight tolerance control and stable operation are non-negotiable. Its double row design delivers enhanced rigidity, making it ideal for machinery subject to heavy radial loads and rapid acceleration. Open type construction allows for lubrication customization, critical in applications where operating conditions demand specific maintenance protocols. Whether integrated into new equipment or replacing worn components in existing systems, this bearing maintains consistent performance under continuous duty cycles.

Technical Features That Drive Reliability

This SKF cylindrical roller bearing incorporates key design elements that directly impact operational efficiency. The KTN cage designation indicates a polyamide cage with brass guiding surfaces, reducing friction and improving heat dissipation during high-speed rotation. The SPW33 suffix denotes precision manufacturing to P4 class standards, ensuring minimal runout and vibration—essential for maintaining tool accuracy in CNC machining. With an inner diameter of 60 mm and optimized roller geometry, the bearing balances load distribution to extend service life in demanding industrial settings.

Why Authenticity Matters: The Cost of Counterfeit Bearings

Non-genuine bearings may offer initial cost savings, but they often lead to higher total ownership costs. Substandard materials and imprecise manufacturing result in premature failure, with potential consequences including damaged equipment, production delays, and safety risks. Our SKF double row bearing comes with complete certification documents, ensuring full traceability from production to delivery. By investing in authentic components, you avoid the hidden costs of frequent replacements and unplanned downtime.

Your Trusted Partner for High-Precision Bearings

Packaging & Shipping

• Original SKF packaging with product specification label
• Protective inner box to prevent handling damage
• Consolidated packaging available for multi-item orders
• Package Size: 12.00cm × 12.00cm × 12.00cm
• Package Gross Weight: 0.150kg
• Global shipping via DHL, FedEx, or UPS with tracking
• 1-piece minimum order quantity supported

Get Your NN3012 KTN/SPW33 Bearing Today

Don’t let equipment downtime affect your productivity. The NN3012 KTN/SPW33 high-precision cylindrical roller bearing is in stock and ready to ship. Send us your order details, and our team will confirm availability and deliver within 3-7 business days. For technical assistance or选型 guidance, our engineers are available to ensure the perfect fit for your application.

Frequently Asked Questions