Cylindrical Roller Bearing
Class
P4 / P2
Origin
DE / SE
Standard
DIN 620
Lead
3-7 Days
Cylindrical Roller Bearing
In Stock
Double Row Cylindrical Roller Bearing NN3012-K-TN-Sp W33 for CNC Machine Tool Low Noise
ISO 9001 · DIN Certified
<p>Ensure your CNC machine tool operates with minimal vibration and extended spindle life with our <strong>Double Row Cylindrical Roller Bearing NN3012-K-TN-Sp W33</strong>, engineered for low-noise precision in high-speed machining environments. This spindle bearing delivers consistent radial load capacity and exceptional running accuracy, critical for maintaining tight tolerances in complex workpieces.</p><ul><li>Featuring a brass cage (TN) and optimized internal clearance (Sp), it reduces heat generation during prolonged operation, addressing common downtime concerns in continuous production setups</li><li>Hardness rated at 60-64 HRC for superior wear resistance, paired with Z1V1-Z3V3 vibration grades to minimize operational noise—ideal for precision-critical applications like aerospace component manufacturing</li></ul>
Technical Specifications
- Type
- Cylindrical Roller Bearing
- Precision Class
- P4 / P2
- Certification
- ISO 9001
- Radial Runout
- ≤ 1.5 μm
- Delivery
- 3-7 Business Days
Related Keywords
Reply within 12 hours
NDA available
Full certification docs
Precision packaging
Product Description
Technical Details & Application
Especificaciones del Producto
Parámetro
Detalles
Modelo NO.
Material
Marca registrada
Código HS
8482800000
Industrias de Aplicación
Industria
Equipo Típico
CNC machine operators know the frustration: unexpected bearing noise leading to poor surface finishes, or premature failures causing unplanned production stops. Sourcing reliable precision bearings often means coordinating with multiple suppliers, each with different lead times and quality standards—wasting valuable time that could be spent on manufacturing. The Double Row Cylindrical Roller Bearing NN3012-K-TN-Sp W33 addresses these challenges directly. As a key component in CNC machine tool spindles, its low noise design (Z1V1 to Z3V3 vibration grades) ensures stable operation even at high speeds, while the separated structure allows for easy installation and maintenance. Backed by our ISO 9001 and DIN compliant inspection system, every unit undergoes rigorous testing before shipment, ensuring consistent performance. This bearing excels in the demanding conditions of CNC machine tool spindles, where it must withstand both radial and axial loads while maintaining precision. The brass or steel cage options provide durability and heat resistance, critical for continuous operation. With a hardness of 60-64 HRC, it delivers the wear resistance needed for long service life in high-precision manufacturing environments. The NN3012-K-TN-Sp W33’s technical specifications are engineered for CNC performance. Its clearance options (C0 to C5) allow customization to specific spindle preload requirements, balancing rigidity and thermal expansion. The vibration grades (Z1V1 to Z3V3) directly impact machining accuracy—lower vibration levels translate to smoother cuts and better surface finishes. The separated design simplifies spindle assembly and maintenance, reducing machine downtime during bearing replacement. Choosing a precision roller bearing like the NN3012-K-TN-Sp W33 over lower-quality alternatives pays off in the long run. Inferior bearings may seem cheaper upfront but often fail prematurely, leading to costly production interruptions, rework, and potential damage to expensive spindle components. Our bearings meet strict quality standards, supported by complete certification documents, ensuring you avoid the hidden costs of frequent replacements and unplanned downtime. As an official authorized premium European bearing distributor, we bring 15+ years of experience serving 800+ clients across 45+ countries. Our dual European brand authorization ensures genuine products, while our P4/P2 grade stock means we can fulfill urgent orders quickly. Senior application engineers are available to assist with选型 and technical support, and our precision testing procedures guarantee that every bearing meets the required specifications. We handle all documentation, from certification to export paperwork, simplifying compliance for your projects. Don’t let bearing issues slow down your production. The NN3012-K-TN-Sp W33 Double Row Cylindrical Roller Bearing is designed to keep your CNC machine tool running smoothly, with low noise and reliable precision. Contact us today with your requirements, and our team will provide a prompt quote and technical support. Preguntas Frecuentes
Q: Are these bearings genuine and traceable? A: Yes, as an official authorized distributor, we ensure all products are genuine and provide complete certification documents for traceability. Q: How can I confirm this bearing is suitable for my CNC machine? A: Provide your machine model or spindle specifications, and our senior application engineers will verify compatibility and provide选型 support. Q: What is the warranty policy for this bearing? A: We offer a warranty against manufacturing defects, with replacement or refund provided for non-conforming products. P: ¿Cuál es la cantidad mínima de pedido?
A: We accept orders starting from 1 piece, supporting both emergency maintenance and bulk production needs. Q: How long does shipping take? A: In-stock items are shipped within 3-7 working days, with various logistics options to meet your timeline requirements. Q: ¿Cómo puedo verificar la autenticidad del rodamiento?
A: Each bearing comes with packaging that includes verification features. We also provide full certification documents and traceability information upon request. Ready to order or need a quote?
Double Row Cylindrical Roller Bearing
Outer Dimension
Medium and Large(120-190mm)
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
zhaoyun
Origin
Jiangsu China
Production Capacity
1000000
Manufacturing
CNC Machine Tools, High-precision Spindles
Reduce CNC Machine Downtime with NN3012-K-TN-Sp W33 Low Noise Double Row Cylindrical Roller Bearing
Precision Bearings for High-Performance CNC Operations
Optimal Performance in CNC Spindle Applications
Key Technical Features That Matter
Why Genuine Precision Bearings Lower Total Costs
Your Trusted Source for High-Precision Bearings
Packaging & Shipping
Get Your CNC Machine Back to Peak Performance
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Submit your inquiry for Double Row Cylindrical Roller Bearing NN3012-K-TN-Sp W33 for CNC Machine Tool Low Noise and our senior application engineers will respond within 12 hours with pricing, availability, and technical documentation.
Authorized European Stock
Genuine FAG & SKF, traceable certificates
Reply Within 12 Hours
Senior engineers, multi-language support
Full Certification Docs
ISO 9001, DIN 620, material certs available