Cylindrical Roller Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Cylindrical Roller Bearing
Koyo N217em N218em N219em Cylindrical Roller Bearings
Ensure smooth, reliable machinery operation with precision-engineered Koyo Cylindrical Roller Bearings designed to minimize downtime and maximize performance. These N217em, N218em, and N219em models deliver exceptional load capacity and rotational efficiency, making them ideal for high-stress industrial applications.
- Engineered with optimized internal geometry to reduce friction and extend service life
- Precision-machined rollers ensure consistent torque transfer and reduced vibration
- Seamless integration with existing equipment for hassle-free maintenance
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
Maquinaria de Construcción
Automotriz
Sistemas de transmisión, bujes de rueda
Equipo Industrial
Metalurgia del Acero Prensas de laminación, máquinas de colada continua
Finding the right cylindrical roller bearings for your equipment can be challenging. procurement teams often struggle with mismatched dimensions between different brands, leading to installation delays and costly machine downtime. Non-lubricated bearings in hard-to-maintain positions frequently require frequent grease replenishment, increasing maintenance workload. Diseñado para un Rendimiento Consistente en Entornos Exigentes
Our Koyo N217em, N218em, N219em cylindrical roller bearings address these challenges through precise manufacturing and comprehensive supply chain support. Produced under ISO 9001 certified processes, these bearings maintain tight dimensional tolerances for reliable interchangeability with major international standards. With access to extensive inventory across multiple brands, we can quickly fulfill orders for these specific Koyo models or equivalent alternatives when needed. Rendimiento Óptimo en Aplicaciones Rotativas de Alta Carga
These cylindrical roller bearings excel in applications involving radial loads and moderate axial loads, such as electric motor drives, pumps, and gearboxes. Their design allows for high-speed operation while maintaining stability under varying temperature conditions typically found in industrial settings. Proper selection of bearing size—whether N217em, N218em, or N219em—directly impacts load capacity and service life, making accurate specification critical for equipment reliability. Características clave de ingeniería para la fiabilidad a largo plazo
The N217em, N218em, and N219em series incorporate several design elements that enhance performance. The cylindrical roller configuration distributes radial loads evenly across the raceway, reducing contact stress and minimizing wear. Precision-machined surfaces ensure smooth rotation and reduced vibration, which is essential for maintaining alignment in high-precision machinery. The bearings’ surface hardness, achieved through controlled heat treatment, provides resistance to indentation and fatigue, extending operational life in heavy-duty applications. Costo Total de Propiedad: Por qué los Rodamientos de Calidad Importan
Choosing the right cylindrical roller bearings directly affects your equipment’s total operating costs. Inferior bearings with substandard materials often fail prematurely, leading to unplanned downtime, production losses, and potential damage to adjacent components. Properly specified bearings, like the Koyo N217em, N218em, N219em series, reduce maintenance requirements and extend service intervals. Following ISO 281 guidelines for bearing life calculation, these components deliver predictable performance that helps optimize maintenance schedules and minimize overall operational expenses. Calidad en la que puedes confiar
Our bearing supply process adheres to strict quality control measures. All products undergo ISO 9001 compliant inspection protocols, including raw material verification and成品尺寸、硬度及表面处理检测. We provide a warranty period covering manufacturing defects, with clear terms for replacement or return. Our extensive network includes both自有 production and partnerships with global brands, allowing us to source or supply bearings according to exact customer specifications. With substantial inventory holdings, we ensure prompt delivery for urgent requirements. Embalaje industrial estándar con envoltura protectora para prevenir daños durante el transporte
Artículos en stock disponibles para despacho inmediato tras la confirmación del pedido
Opciones de envío flexibles que incluyen mensajería exprés, transporte aéreo y marítimo
Bajas cantidades mínimas de pedido para apoyar tanto el mantenimiento a pequeña escala como las grandes producciones
Whether you need Koyo N217em, N218em, N219em, or other cylindrical roller bearings, we can provide competitive pricing and availability. Simply share the specific model, required quantity, and delivery location, and our team will prepare a detailed quote. Early order confirmation helps secure inventory and ensures timely delivery for your project timeline. Preguntas Frecuentes
Q: ¿Suministran otras marcas y modelos de rodamientos además de ?
A: Yes, we support procurement across all major brands and型号, including SKF, NSK, NTN, NACHI, IKO, FAG, Timken, and domestic Chinese brands, according to customer specifications. Q: How can I confirm if these Koyo bearings will fit my equipment? A: Provide your equipment model or existing bearing dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the N217em, N218em, or N219em specifications. P: ¿Cuál es su política de garantía para estos rodamientos? A: We offer a warranty period covering manufacturing defects. Specific terms regarding duration and coverage are detailed in each sales contract, with replacement or return options for verified issues. Q: What is the minimum order quantity for these Koyo cylindrical roller bearings? A: We maintain low minimum order quantities to accommodate both small maintenance requirements and large-scale production needs, with flexibility for trial orders. Q: How quickly can you ship the N217em, N218em, and N219em bearings? A: Stock items are available for immediate shipment. Delivery time depends on your location and chosen shipping method, with express options available for urgent requirements. Q: ¿Ofrecen personalización OEM o ODM para rodamientos de rodillos cilíndricos?
A: Yes, we support custom bearing production according to provided drawings, specifications, or samples for OEM and ODM requirements. Ready to order or need a quote?
Hydraulic cylinder pivot points, conveyor rollers
Machine tool spindles, gearboxes
Need Koyo N217em, N218em, N219em Cylindrical Roller Bearings? Here’s What You Should Know
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Product Summary
- Product Name
- Koyo N217em N218em N219em Cylindrical Roller Bearings
- 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
Koyo N217em N218em N219em Cylindrical Roller Bearings
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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