Description
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | Double Row Cylindrical Roller Bearing |
| Outer Dimension | Medium and Large(120-190mm) |
| Material | Bearing Steel |
| Spherical | Non-Aligning Bearings |
| Load Direction | Axial Bearing |
| Separated | Separated |
| Clearance | C0 C2 C3 C4 C5 |
| Cage | Brass, Steel |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Hardness | 60-64 HRC |
| Transport Package | Carton Pallet |
| Specification | As Your Request |
| Trademark | zhaoyun |
| Origin | Jiangsu China |
| HS Code | 8482800000 |
Application Industries
| Industry | Typical Equipment |
|---|---|
| Manufacturing | CNC Machine Tools, Precision Spindles, Lathes, Milling Machines |
| Automation | Conveyor Systems, Robotic Arms, Precision Actuators |
| Special Machinery | Grinding Machines, Boring Machines, Machining Centers |
Reduce CNC Machine Downtime with Low Noise NN3012-K-TN-Sp Double Row Cylindrical Roller Bearing
Many CNC machine operators face unexpected production halts due to bearing failures, especially in precision machining where noise and vibration directly affect workpiece quality. Sourcing reliable bearings often means coordinating with multiple suppliers, leading to delayed deliveries and inconsistent quality control. For maintenance teams, finding the right replacement bearing quickly can mean the difference between a minor delay and a full production line shutdown.
Precision Bearings for CNC Machines, In Stock and Traceable
The NN3012-K-TN-Sp Double Row Cylindrical Roller Bearing is engineered for low noise CNC machine tools, addressing the critical need for stable performance in high-precision applications. As an official authorized global distributor with an ISO 9001 three-level quality inspection system, we ensure each bearing meets strict standards. Our WMS real-time inventory system means this bearing is ready for immediate dispatch, eliminating long lead times that disrupt your production schedule.
Optimal Performance in CNC Machining Environments
This Double Row Cylindrical Roller Bearing excels in the demanding conditions of CNC machine tools, where high rotational speeds and radial loads are common. Its separated design allows for easy installation and maintenance, while the non-aligning structure ensures precise operation even under varying loads. The low noise characteristics (Z1V1 to Z3V3 vibration levels) are particularly critical for precision machining, where excess noise can indicate poor performance and affect finished product accuracy.
Key Technical Features for CNC Machine Reliability
The NN3012-K-TN-Sp Bearing’s technical specifications directly contribute to its suitability for CNC applications. The 60-64 HRC hardness ensures durability under continuous operation, while the available clearance options (C0 to C5) allow customization based on specific machine requirements—tighter clearances for precision spindles, looser clearances for applications with thermal expansion. The brass or steel cage material provides stability at high speeds, reducing friction and extending bearing life. With outer dimensions in the 120-190mm range, it fits common CNC spindle and gearbox configurations, making it a versatile solution for machine tool integrators.
Avoid Hidden Costs of Substandard Bearings
Choosing non-genuine or low-quality bearings for CNC machines often leads to higher total costs over time. Early bearing failure can cause spindle damage, requiring expensive repairs and extended downtime. Our Double Row Cylindrical Roller Bearings undergo rigorous quality checks, ensuring they meet international standards and perform consistently in critical applications. By investing in reliable bearings, you reduce the risk of unexpected failures, lower maintenance expenses, and protect your production schedule—ultimately improving your bottom line.
Why 2,000+ Global Clients Trust Our Bearing Solutions
Our strength lies in our official stable supply chain, ensuring every bearing is fully traceable to its source. With a technical team boasting over 10 years of experience, we provide personalized application solutions to match your specific CNC machine requirements. We serve clients across 60+ countries, including key Belt & Road regions, offering global door-to-door logistics and complete after-sales support. Our centralized procurement process simplifies your workflow—submit a list of requirements, and we handle cross-brand model matching, quality inspection, and consolidated shipping, all through a single dedicated contact.
Packaging & Shipping
- Carton pallet packaging with secure protection for international transport
- Ready for dispatch from real-time inventory, with standard delivery in 3-7 working days
- Multiple logistics options including DHL, FedEx, UPS, air, and sea freight to meet your timeline
- Full logistics tracking provided from warehouse to delivery
- Minimum order quantity of 1 piece, supporting both emergency repairs and small-batch purchases
Get Your NN3012-K-TN-Sp Bearing Shipped Today
Don’t let bearing issues slow down your CNC production. Send us your bearing designation, application details, and required quantity, and our team will provide a quote within one working day. With our stock availability and global shipping network, you can have the NN3012-K-TN-Sp Double Row Cylindrical Roller Bearing delivered quickly, minimizing downtime and keeping your machines running at peak performance.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: As an official authorized distributor, all our bearings come with complete traceability documentation, ensuring they are sourced from legitimate supply chains. We can provide authorization certificates upon request.
Q: How do I confirm if the NN3012-K-TN-Sp is compatible with my CNC machine?
A: Our technical team can assist with model verification. Provide your machine model, spindle specifications, or operating conditions, and we’ll confirm compatibility and recommend the optimal clearance and cage material.
Q: What is your warranty policy for this bearing?
A: We adhere to ISO 9001 quality standards and offer a warranty against manufacturing defects. If a bearing fails due to material or production issues, we provide a full replacement or refund.
Q: What is the minimum order quantity for this bearing?
A: We accept orders for 1 piece, making it easy to source emergency replacements or test samples before larger purchases.
Q: How long does shipping take to [specific country]?
A: For in-stock items, standard delivery takes 3-7 working days via express courier (DHL/FedEx/UPS). Sea freight options are available for larger orders, with transit times varying by destination.
Q: How can I verify the authenticity of the bearing upon receipt?
A: Each bearing is packaged with a trademark label and comes with a certificate of conformance. You can cross-check the serial number and specifications against the documentation provided, and our team is available to assist with verification.
Ready to order or need a quote?
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