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Cylindrical Roller Bearing
SKF Cylindrical Roller Bearing N202em N203em N204em
Ensure smooth, reliable machinery performance with precision-engineered SKF Cylindrical Roller Bearing solutions designed to minimize downtime and extend equipment life. These N202em, N203em, and N204em models deliver exceptional radial load capacity and reduced friction, making them ideal for high-speed applications where consistent operation is non-negotiable.
- Engineered with optimized internal geometry to handle heavy radial loads without compromising on rotational efficiency
- Single-row design with a cage for stable guidance, ensuring quiet operation even under demanding conditions
- Direct interchangeability with industry standards, simplifying replacement and reducing maintenance delays
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
Tipo de Rodamiento
Rodamiento de Rodillos Cilíndricos
Número de modelo
Dimensiones intercambiables con los principales estándares internacionales
Idoneidad de la Aplicación
Industria
Aplicaciones Típicas
Maquinaria Industrial
Sistemas transportadores, cajas de engranajes, bombas
Automotriz
Componentes de transmisión, conjuntos de motores eléctricos
Metalurgia del Acero Equipos de laminación, sistemas de manejo de materiales
Selecting the right cylindrical roller bearing often means sifting through countless brands and型号, only to face installation delays when dimensions don’t match. Many purchasers struggle with frequent equipment downtime caused by premature bearing wear—especially in high-load industrial applications where material quality directly impacts performance. Sourcing from multiple suppliers wastes valuable time comparing specifications and lead times. Our cylindrical roller bearings address these challenges through ISO 9001-certified manufacturing processes and comprehensive quality testing. Available in N202em, N203em, and N204em型号, these bearings support radial loads in applications like conveyor drives and gearboxes. With access to both international and domestic brands, we simplify procurement by offering a single source for all bearing requirements, backed by ready inventory for quick turnaround. Designed to excel in industrial settings with moderate to high radial loads, these cylindrical roller bearings operate effectively in temperatures ranging from -30°C to 120°C. Their robust construction handles continuous rotational speeds common in steel mills and material handling equipment, where precise dimension control prevents excessive vibration and extends machinery life. Proper lubrication is critical—we recommend matching lubricant type to operating conditions to maximize performance. Características clave de ingeniería que impactan la fiabilidad
The structural design of these cylindrical roller bearings offers distinct advantages for industrial applications. Their separable inner or outer rings simplify mounting and dismounting, reducing maintenance time during equipment overhauls. The precision-ground raceways ensure uniform load distribution across rolling elements, minimizing stress concentrations that cause early failure. Surface hardness testing confirms compliance with industry standards, providing resistance to wear in abrasive environments. Tight dimensional tolerances guarantee interchangeability with existing installations, eliminating costly rework. Por qué la calidad de los rodamientos afecta los costos operativos totales
Choosing substandard cylindrical roller bearings may reduce initial expenses but often leads to higher long-term costs. Premature bearing failure can cause unplanned production stops, with downtime costs sometimes exceeding the bearing’s value by 10 to 20 times. Properly specified bearings, like the N202em, N203em, and N204em series, follow ISO 281 fatigue life calculations, ensuring predictable performance and reducing the risk of collateral damage to connected components. Investing in quality bearings lowers maintenance frequency and extends service intervals, delivering better total cost of ownership. Calidad Verificada a Través de Pruebas Rigurosas
Our commitment to quality begins with raw material inspection, where each batch undergoes chemical composition and mechanical property testing. Finished bearings receive dimensional accuracy checks using precision measuring instruments, ensuring bore diameter, outer diameter, and width meet specifications. Hardness testing confirms surface and core strength, while visual inspections identify any surface defects. All bearings come with a warranty against manufacturing defects, providing additional assurance. We maintain flexibility to source from various brands, allowing customers to specify their preferred manufacturer or标准. Embalaje industrial estándar con envoltura protectora para prevenir daños durante el transporte
Múltiples opciones de envío, incluyendo mensajería exprés, transporte aéreo y marítimo
Bajo mínimo de pedido para apoyar tanto las necesidades de mantenimiento como las producciones
Obtenga su cotización de rodamientos de rodillos cilíndricos hoy
Whether you need N202em, N203em, N204em, or other cylindrical roller bearing型号, we provide competitive pricing and technical support. Simply share your required model, dimensions, and quantity, and our team will confirm availability and delivery timelines. We welcome inquiries for all bearing brands and can assist with cross-referencing 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 bearing brands. We can source specific models according to your required specifications. Q: How can I confirm if the N202em/N203em/N204em bearings fit my equipment? A: Provide your existing bearing dimensions (bore diameter, outer diameter, width) or equipment model number, and our technical team will verify compatibility with the required cylindrical roller bearing型号. P: ¿Qué garantía ofrecen en estos rodamientos?
A: Ofrecemos una garantía contra defectos de fabricación. El período y los términos específicos de la garantía se detallarán en la confirmación de su pedido.
Q: ¿Cuál es la cantidad mínima de pedido para estos rodamientos de rodillos cilíndricos? A: We accept low minimum order quantities, including single-unit purchases for maintenance needs, with volume pricing available for larger orders. P: ¿Cuánto tiempo tarda el envío de los rodamientos en stock?
A: In-stock bearings are typically shipped within 1-2 business days. Delivery time depends on your location and chosen shipping method. Q: Can you provide custom bearing solutions if standard型号 don’t meet my needs? A: Yes, we support OEM/ODM customization for special applications. Contact us with your technical drawings or specific requirements for a feasibility assessment. Ready to order or need a quote?
N202em, N203em, N204em
Following Standard
Finding Reliable Cylindrical Roller Bearings? Here’s What Engineers Need to Know
Engineered for Consistent, Heavy-Duty Performance
Optimized for High-Radial-Load Environments
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
- SKF Cylindrical Roller Bearing N202em N203em N204em
- 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
SKF Cylindrical Roller Bearing N202em N203em N204em
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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