Cylindrical Roller Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Cylindrical Roller Bearing
NTN Koyo Timken Nu202em Nu203em Nu204em Cylindrical Roller Bearing
Experience smoother machinery performance and extended equipment life with our premium NTN Koyo Timken Nu202em Nu203em Nu204em series. These cylindrical roller bearings deliver reliable load distribution and reduced friction, ensuring your operations run with minimal downtime.
- Engineered for precision, the Nu-series design maintains optimal alignment under radial loads, addressing common wear issues in high-speed applications
- Combines trusted brand quality with metric dimensions (202em/203em/204em) for seamless integration into industrial setups
- Enhances rotational efficiency to lower energy consumption, making it a smart choice for cost-conscious maintenance teams
7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Especificaciones del Producto
Parámetro
Detalles
Idoneidad de la Aplicación
Industria
Aplicaciones Típicas
Procuring the right cylindrical roller bearings often means sifting through countless brands and models, only to face delays from suppliers with limited inventory. Many buyers struggle with mismatched dimensions or premature failures due to substandard materials—costly problems that halt production lines. Diseñado para la Durabilidad Industrial Our cylindrical roller bearings, including models Nu202em, Nu203em, and Nu204em, address these challenges through ISO 9001-certified manufacturing processes and access to a comprehensive range of global brands. Whether you need NTN, Koyo, Timken, or other major brands, we maintain ready stock to minimize downtime for critical applications like hydraulic systems and automation equipment. Rendimiento Óptimo en Entornos Exigentes
These bearings excel in high-radial-load scenarios common in工程机械, steel冶金, and conveyor systems. Designed to handle continuous operation under heavy loads, they maintain precision even in environments with variable temperatures and moderate contamination—key for reducing unplanned maintenance. Características clave de ingeniería para la fiabilidad
Cylindrical roller bearings like the Nu202em, Nu203em, and Nu204em series use optimized roller profiles to distribute load evenly, extending service life. Their separable inner or outer rings simplify mounting and replacement, a critical advantage for equipment with limited access. Precision-machined raceways ensure low vibration, while high-grade steel construction provides the hardness needed to resist wear in high-stress applications. Por qué elegir el rodamiento adecuado reduce los costos totales
Selecting undersized or low-quality cylindrical roller bearings leads to frequent replacements, increased labor costs, and potential damage to adjacent components. Our bearings, built to international dimensional standards, reduce these risks by meeting strict tolerance and material specifications. Properly matched bearings align with ISO 281 fatigue life calculations, ensuring longer service intervals and lower total cost of ownership. Calidad en la que puedes confiar
Every bearing undergoes rigorous inspection, from raw material verification to成品尺寸 and hardness testing. We stand behind our products with a standard质保期, covering manufacturing defects for peace of mind. With access to both global brands and domestic alternatives, we provide tailored solutions based on your budget and performance requirements. Embalaje industrial estándar adecuado para el transporte seguro
Disponible para envío inmediato desde stock
Opciones de envío flexibles que incluyen mensajería exprés, aire y flete marítimo
Obtenga una cotización para sus requisitos de rodamientos
Whether you need the Nu202em, Nu203em, Nu204em, or other cylindrical roller bearing models, provide your specifications, quantity, and brand preference for a prompt quote. Our team can also assist with cross-referencing part numbers to ensure compatibility with your equipment. Preguntas Frecuentes
Q: ¿Suministran rodamientos de otras marcas además de las que se enumeran?
A: Yes, we support inquiries for all major international and domestic brands, providing options based on your specific requirements. Q: ¿Cómo puedo confirmar si estos rodamientos son compatibles con mi equipo?
A: Comparta el modelo de su equipo o las dimensiones del rodamiento existente (diámetro interior, diámetro exterior, ancho), y nuestro equipo técnico verificará la compatibilidad.
P: ¿Cuál es su política de garantía?
A: We offer a standard质保 period covering manufacturing defects; exact terms are specified in each order confirmation. P: ¿Cuál es la cantidad mínima de pedido?
A: We accept low minimum orders, making it easy to source small quantities for maintenance or prototyping. P: ¿Qué tan rápido pueden enviar después de realizar un pedido?
A: Los rodamientos en stock se envían dentro de 1-2 días hábiles; el tiempo de envío depende de su ubicación y del método logístico elegido. P: ¿Ofrecen soluciones de rodamientos personalizadas?
A: Yes, we support OEM/ODM services for non-standard dimensions or special material requirements, based on provided drawings or specifications. Ready to order or need a quote?
Need Reliable Cylindrical Roller Bearings? Nu202em, Nu203em, Nu204em Models Explained
Packaging & Shipping
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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Product Summary
- Product Name
- NTN Koyo Timken Nu202em Nu203em Nu204em Cylindrical Roller Bearing
- Category
- Cylindrical Roller Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Cylindrical Roller Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
NTN Koyo Timken Nu202em Nu203em Nu204em Cylindrical Roller Bearing
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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