Cylindrical Roller Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Cylindrical Roller Bearing
NTN Timken N318e NJ318e Cylindrical Roller Bearing High Quality
Experience smoother, longer-lasting machinery performance with our premium NTN Timken N318e NJ318e Cylindrical Roller Bearing. This high-quality component reduces friction and minimizes downtime, ensuring your equipment operates at peak efficiency when you need it most.
- Engineered with precision tolerances to handle heavy radial loads while maintaining rotational stability
- Enhanced cage design reduces heat buildup during continuous operation, extending service life
- Direct replacement for industrial and automotive applications requiring reliable cylindrical roller bearing performance
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
Automatización Industrial
Automotriz
Metalurgia del Acero Equipos de laminación, máquinas de colada continua
Finding the right cylindrical roller bearing can feel like navigating a maze of brands and specifications. Many procurement teams waste valuable time cross-referencing incompatible dimensions or dealing with premature failures from substandard components. When equipment downtime costs thousands per hour, choosing the wrong bearing isn’t just an inconvenience—it directly impacts your bottom line. Construido para un Rendimiento Consistente en Entornos Exigentes
Our NTN Timken N318e NJ318e cylindrical roller bearings are engineered to address these challenges. As a specialized bearing supplier with access to both international brands and domestic alternatives, we streamline your procurement process by offering a single source for diverse bearing requirements. Whether your application involves heavy radial loads in steel mills or high-speed rotation in automated machinery, these bearings deliver the reliability you need to keep operations running smoothly. Cylindrical roller bearings excel in applications with heavy radial loads and moderate axial displacement. The N318e/NJ318e series, in particular, is designed for use in gearboxes, electric motors, and machine tool spindles where precision and durability are critical. Operating temperatures typically range from -30°C to 120°C, making them suitable for most industrial environments. Proper selection based on load capacity, speed, and mounting configuration is essential to maximize service life and prevent unexpected failures. Características clave de ingeniería que impactan en el rendimiento
The performance of cylindrical roller bearings depends on several critical factors. Roller profile design minimizes stress concentration under heavy loads, while cage materials—typically pressed steel or machined brass—affect rotational speed capabilities and heat dissipation. Precision class ratings determine dimensional accuracy, with higher classes reducing vibration and noise in high-speed applications. Surface hardness, often measured at HRC 58-62 for raceways and rollers, directly influences wear resistance and fatigue life. Understanding these specifications ensures you select a bearing that matches both your mechanical requirements and operational conditions. Choosing a quality cylindrical roller bearing like the N318e/NJ318e series ultimately reduces total cost of ownership. Inferior bearings with substandard materials or imprecise manufacturing often fail prematurely, leading to unplanned downtime, replacement parts, and labor costs. In contrast, properly selected bearings operate efficiently for extended periods, minimizing maintenance intervals and maximizing equipment productivity. Following ISO 281 guidelines for bearing life calculation helps predict service intervals and plan maintenance proactively, avoiding costly emergency repairs. Aseguramiento de Calidad en el que Puede Confiar
Our bearings undergo rigorous quality control processes aligned with ISO 9001 standards. Each unit is inspected for dimensional accuracy, surface finish, and hardness to ensure compliance with international specifications. Raw materials are tested for chemical composition and mechanical properties before production begins. We provide a standard warranty against manufacturing defects, giving you confidence in your purchase. With access to a wide range of brands and models, we can source bearings that meet your exact specifications, whether you require original equipment manufacturer parts or compatible alternatives. Embalaje industrial estándar con envoltura resistente a la humedad
Disponible en stock para entrega rápida
Opciones de envío flexibles que incluyen mensajería exprés, transporte aéreo y marítimo
Bajo mínimo de pedido para apoyar tanto reparaciones a pequeña escala como grandes producciones
Whether you need a single replacement bearing or bulk quantities for production, we’re ready to assist. Provide your specific requirements including quantity, application details, and delivery location, and our team will prepare a competitive quote with lead time information. With our extensive inventory and global sourcing network, we can fulfill most orders quickly, helping you minimize equipment downtime. Preguntas Frecuentes
Q: Do you supply other bearing brands and models besides NTN and Timken? A: Yes, we offer a comprehensive range of bearings including SKF, NSK, Koyo, NACHI, IKO, FAG, and domestic Chinese brands. We can source any specific model or brand according to your requirements. Q: How can I confirm if the N318e/NJ318e bearing fits my equipment? A: Provide us with your equipment model number or the bearing dimensions (inner diameter, outer diameter, width), and our technical team will verify compatibility with the N318e/NJ318e specifications. P: ¿Cuál es su política de garantía para estos rodamientos? A: We provide a warranty against manufacturing defects. The warranty period and terms are specified in our quotation and sales contract, typically covering material and workmanship issues. P: ¿Cuál es la cantidad mínima de pedido para este rodamiento?
A: We support low minimum order quantities, including single-unit purchases for emergency repairs, as well as large-volume orders for production needs. Q: How quickly can you ship the N318e/NJ318e bearings? A: If the bearings are in stock, we can ship them within 1-2 business days. For special orders, lead times vary by brand and quantity, which we will specify in your quote. Q: ¿Ofrecen soluciones de rodamientos personalizadas (OEM/ODM)?
A: Yes, we can provide custom bearings manufactured to your specific drawings or technical specifications, including material selection, dimensions, and special treatments. Ready to order or need a quote?
Hydraulic cylinder pivot points, gearbox assemblies
Conveyor drive systems, robotic arms
Transmission components, differential assemblies
Need Reliable NTN Timken N318e NJ318e Cylindrical Roller Bearings? Here’s What Matters
Optimal Performance in High-Load Industrial Applications
Why Bearing Quality Affects Total Operational Cost
Packaging & Shipping
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Product Summary
- Product Name
- NTN Timken N318e NJ318e Cylindrical Roller Bearing High Quality
- 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
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NTN Timken N318e NJ318e Cylindrical Roller Bearing High Quality
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