Super Precision SKF NN 3008 KTN/UP Double Row Cylindrical Roller Bearing for Machine Tools

Product Specifications

Application Industries

Eliminate Machine Tool Downtime with Genuine SKF NN 3008 KTN/UP Bearings

Machine tool operators know the cost of unexpected spindle failure—hours of production lost, missed deadlines, and costly repairs. When precision bearings fail prematurely, it’s often due to substandard components or incorrect specifications. Sourcing reliable super precision bearings can mean juggling multiple suppliers, inconsistent quality checks, and lengthy lead times that keep your equipment idle.

SKF NN 3008 KTN/UP: The Precision Solution for Machine Tool Spindles

As an official SKF distributor, we stock the genuine SKF NN 3008 KTN/UP cylindrical roller bearing—engineered for the high-precision demands of machine tool spindles. This bearing combines SKF’s advanced manufacturing with our strict ISO 9001 and DIN compliant inspection processes, ensuring every unit meets the exacting standards your equipment requires. With our ready inventory, you avoid the delays of direct manufacturer minimum order quantities and get the bearing you need when you need it.

Engineered for High-Speed, High-Precision Machining

The SKF NN 3008 KTN/UP double row cylindrical roller bearing excels in applications where radial load capacity and rotational accuracy are critical. Its open design allows for optimal lubrication in spindle environments, while the precision rating (Sp, up) ensures minimal runout and vibration—essential for maintaining tight tolerances in CNC machining. Whether your operation involves heavy-duty cutting or fine finishing, this bearing delivers the stability needed to maximize tool life and part quality.

Key Technical Features That Drive Performance

The NN 3008 KTN/UP’s 40 mm inner diameter and cylindrical roller structure provide exceptional radial load handling, making it ideal for spindle applications under constant stress. The “KTN” designation indicates a polyamide cage, which reduces friction and heat generation at high speeds compared to traditional steel cages. Its precision rating (Sp, up) ensures compliance with strict dimensional standards, critical for maintaining spindle concentricity and reducing vibration that can compromise machining accuracy. Each bearing undergoes our precision testing procedures before shipment, verifying that it meets both SKF specifications and our own quality benchmarks.

Why Genuine SKF Bearings Lower Total Cost of Ownership

Counterfeit bearings may offer lower upfront costs, but they often fail within months—costing far more in downtime and repairs than genuine components. A single spindle failure due to a substandard bearing can result in thousands of dollars in lost production. Genuine SKF bearings, like the NN 3008 KTN/UP, are backed by decades of engineering expertise and rigorous quality control, delivering longer service life and predictable performance. When you factor in reduced maintenance, fewer replacements, and minimized downtime, genuine bearings prove to be the more economical choice over time.

Your Trusted Partner for Precision Bearing Solutions

Packaging & Shipping

• Original SKF packaging with product identification and batch traceability
• Reinforced outer packaging to prevent damage during transit
• Standard delivery within 3-7 business days for in-stock items
• Flexible shipping options including DHL, FedEx, UPS, air, and sea freight
• Real-time tracking provided for all shipments
• Minimum order quantity of 1 piece, supporting emergency maintenance needs

Get Your SKF NN 3008 KTN/UP Bearing Today

Don’t let equipment downtime affect your bottom line. Whether you need a single replacement bearing or a bulk order for planned maintenance, we’re ready to fulfill your request. Send us your bearing designation, machine tool model, and quantity, and our team will provide a quote within one working day—so you can get back to production as quickly as possible.

Frequently Asked Questions