Product Specifications
| Parameter |
Details |
| Model NO. |
NN3018 TN3/SPW33 |
| Type |
Roller |
| Selling Units |
Single Item |
| Number of Row |
Double Row |
| Inner Diameter |
06 |
| Single Gross Weight |
0.250kg |
| Structure |
Cylindrical |
| Seals Type |
Open |
| Trademark |
SKF |
| Origin |
China |
Application Industries
| Industry |
Typical Equipment |
| Machine Tools |
CNC Lathes, Machining Centers, Grinding Machines, Spindles |
| Industrial Machinery |
High-Precision Gearboxes, Rotary Tables, Precision Shafts |
Stop Machine Tool Downtime with Precision SKF NN3018 TN3/SPW33 Bearings
Machine tool operators know the cost of unexpected downtime—missed deadlines, idle labor, and disrupted production schedules. When precision bearings fail prematurely, the root cause often traces back to substandard components or incorrect specifications. Sourcing genuine high precision cylindrical roller bearings can be a challenge, with many suppliers offering limited inventories or requiring large minimum orders that don’t align with urgent maintenance needs.
Genuine SKF NN3018 Bearings: In Stock for Immediate Dispatch
Our double row cylindrical roller bearing SKF NN3018 TN3/SPW33 addresses these pain points directly. As an official SKF distributor, we maintain centralized inventory of genuine SKF precision bearings, ensuring this machine tool critical component is available for one-stop procurement. Each unit undergoes unified ISO 9001 quality inspection before shipping, eliminating the risk of receiving counterfeit or substandard parts that compromise your equipment’s performance.
Engineered for High-Precision Machine Tool Applications
The SKF NN3018 TN3/SPW33 is specifically designed for machine tools requiring exceptional radial load capacity and precise rotational accuracy. Its double row cylindrical roller structure delivers superior rigidity, making it ideal for spindle applications where minimal runout and consistent performance under varying loads are essential. The open design allows for lubrication optimization, ensuring reliable operation even in high-speed machining environments where heat management is critical.
Technical Features That Ensure Machine Tool Performance
This SKF precision bearing for industrial machinery incorporates design elements that directly impact operational efficiency. The double row configuration increases radial load handling capability, allowing it to support heavy cutting forces common in metalworking applications. The TN3 cage design enhances roller guidance, reducing friction and improving speed performance—a critical factor for high-RPM spindles. As a cylindrical roller bearing, it maintains precise shaft alignment, which is vital for achieving tight tolerances in precision machining operations. The SPW33 precision class further ensures minimal dimensional variation, contributing to consistent tool performance and reduced vibration.
Why Genuine SKF Bearings Reduce Total Cost of Ownership
Choosing genuine SKF NN3018 TN3/SPW33 bearings over counterfeit alternatives delivers measurable long-term value. Counterfeit bearings often fail prematurely due to poor material quality and manufacturing tolerances, leading to unplanned downtime that can cost thousands in lost production. Genuine SKF bearings, backed by decades of engineering expertise, provide predictable service life and reduced maintenance requirements. Our unified quality certification process ensures each bearing meets SKF’s strict performance standards, eliminating the hidden costs associated with inconsistent component quality in multi-brand procurement scenarios.
Your Trusted Partner for Precision Bearing Supply
With dual-brand official authorization from SKF and Timken, we bring 15+ years of experience serving 1,200+ clients across 55+ countries. Our cross-brand technical team provides free application verification to ensure you select the correct bearing for your machine tool specifications. We maintain large centralized inventory in strategic global locations, enabling priority delivery for emergency maintenance needs. Every order includes complete authorization documentation and ISO 9001 inspection reports, supporting compliance requirements for large-scale manufacturing projects. Our one-stop mixed procurement model allows you to consolidate orders for multiple bearing brands, reducing supplier management costs by up to 30%.
Packaging & Shipping
- Original SKF packaging with product identification label and batch traceability information
- Standard package dimensions: 20.00cm * 20.00cm * 20.00cm
- Package gross weight: 0.300kg per unit
- Express delivery via DHL, FedEx, or UPS with full tracking
- 1-piece minimum order quantity, ideal for emergency repairs
Get Your SKF NN3018 Bearing Shipped Today
Don’t let bearing issues delay your production schedule. Send us your SKF NN3018 TN3/SPW33 bearing request with application details, and our team will provide a unified quotation within one working day. With our large centralized inventory, we can arrange priority shipment to minimize your machine tool downtime.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every SKF NN3018 TN3/SPW33 bearing comes with complete authorization documentation and can be traced to SKF’s official supply chain.
Q: How can I confirm this bearing fits my machine tool?
A: Our cross-brand technical team can verify compatibility with your equipment. Provide your machine model or spindle specifications, and we’ll confirm the bearing suitability at no cost.
Q: What is the warranty policy for this bearing?
A: All SKF bearings come with the manufacturer’s standard warranty, covering manufacturing defects. We provide full after-sales support for warranty claims and replacement.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, making it ideal for emergency maintenance or small-batch requirements.
Q: How long does shipping take?
A: In-stock bearings are dispatched within 3-7 working days. We offer DHL, FedEx, UPS, air freight, and sea freight options to match your urgency and budget.
Q: How can I verify the bearing’s authenticity?
A: Each bearing includes SKF’s original packaging with security features. We provide batch traceability documents and can assist with verification through SKF’s official channels.
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