SKF NF312em NF313em NF314em Cylindrical Roller Bearings
Ensure smooth, reliable rotation in your machinery with these precision-engineered SKF Cylindrical Roller Bearings. Designed to handle high radial loads while minimizing friction, they’ll keep your equipment running longer with less downtime.
- Includes NF312em, NF313em, and NF314em variants for versatile shaft diameter compatibility
- EM designation indicates optimized internal geometry for enhanced load distribution and speed capabilities
- Direct replacement for worn units, ensuring quick installation and minimal production interruptions
Especificaciones del Producto
Parámetro
Detalles
Idoneidad de la Aplicación
Industria
Aplicaciones Típicas
Maquinaria de Ingeniería
Puntos de pivote de cilindros hidráulicos, ensamblajes de cajas de cambios
Metalurgia del Acero Mazas de laminación, sistemas de transporte Equipo de Automatización
Brazos robóticos, guías lineales de precisión
Minería Rodamientos de trituradora, rodillos de cinta transportadora
Finding the right cylindrical roller bearings for industrial equipment often means sifting through dozens of brands and型号, only to face compatibility issues or premature failures. Many buyers struggle with mismatched dimensions when replacing worn parts, while others learn too late that low-quality bearings cause excessive vibration and early wear—costing thousands in unplanned downtime. Our cylindrical roller bearings, including models NF312em, NF313em, and NF314em, are designed to address these challenges. As a专业轴承供应商 with ISO 9001-certified quality processes, we ensure each bearing meets strict dimensional and hardness standards. Whether you need a single replacement or bulk order, our extensive inventory covers both international brands like SKF and domestic alternatives, providing a one-stop solution for your bearing needs. Rendimiento Óptimo en Condiciones de Trabajo Pesadas
These cylindrical roller bearings excel in high-radial-load applications where precision and durability matter most. Operating efficiently under temperatures ranging from -30°C to 120°C, they handle misalignment tolerances typical in industrial machinery, making them ideal for gearboxes, electric motors, and heavy equipment in mining and construction. The separable inner or outer ring design allows for easy installation and maintenance, critical in time-sensitive operations. Características clave de ingeniería para una larga vida útil
Every aspect of these bearings contributes to reliable performance. The high-carbon chromium steel construction ensures surface hardness of HRC 58-62, resisting wear even under continuous load. Precision class P0/P6 manufacturing guarantees consistent dimensions, reducing vibration and noise in high-speed applications. The optimized roller profile distributes load evenly across the raceway, extending fatigue life by up to 30% compared to standard designs. For applications requiring minimal maintenance, optional seals prevent contamination, while the cage design maintains proper roller spacing at high speeds. Por qué elegir el rodamiento adecuado reduce el costo total
Investing in quality cylindrical roller bearings reduces long-term expenses by minimizing replacement frequency and downtime. A bearing that fails prematurely not only requires immediate replacement but can damage adjacent components, multiplying repair costs. Our bearings, tested to meet ISO 281 standards for dynamic load ratings, deliver predictable service life, allowing for planned maintenance instead of emergency repairs. By offering both standard and custom solutions, we help you avoid over-specifying (and overpaying) for bearings that exceed your actual requirements. Calidad en la que puedes confiar
Our commitment to quality starts with raw material inspection, ensuring only high-grade steel enters production. Each finished bearing undergoes dimensional checks, hardness testing, and surface finish analysis before leaving our facility. We stand behind our products with a comprehensive质保期, covering manufacturing defects and providing replacement or refund options as needed. With access to over 20,000 bearing models from leading brands and domestic manufacturers, we can source exactly what you need—whether it’s a common SKF型号 or a hard-to-find specialty bearing. Embalaje industrial estándar con envoltura resistente a la humedad
Envío el mismo día para artículos en stock
Opciones de logística flexibles que incluyen mensajería exprés, transporte aéreo y envío marítimo
Obtenga su cotización de rodamientos de rodillos cilíndricos hoy
Whether you need NF312em, NF313em, NF314em, or any other cylindrical roller bearings, we’re ready to assist. Provide your required model, dimensions, and quantity, and our technical team will confirm compatibility and deliver a competitive quote within 24 hours. With our global supply chain and local inventory, we ensure fast delivery to keep your operations running smoothly. Preguntas Frecuentes
Q: ¿Suministran rodamientos de otras marcas además de ?
A: Yes, we offer bearings from all major international brands including NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, and domestic Chinese manufacturers. We can source any品牌 or型号 specified by the customer. Q: ¿Cómo puedo confirmar si este rodamiento se ajusta a mi equipo?
A: Provide your equipment model or the bearing dimensions (bore diameter, outer diameter, width), and our engineering team will cross-reference with manufacturer specifications to ensure compatibility. P: ¿Cuál es su política de garantía para los rodamientos?
A: We provide a质保期 on all bearings, covering manufacturing defects. Specific terms vary by product and application, with details outlined in each sales contract. P: ¿Cuál es la cantidad mínima de pedido?
A: We accept low minimum orders, starting from 1 unit for most standard bearings. Larger quantities may qualify for volume discounts. P: ¿Cuánto tiempo tarda el envío?
A: In-stock items ship the same day. Delivery times depend on location: domestic orders typically arrive in 2-3 days, international orders via air freight take 5-7 days, and sea freight takes 2-4 weeks. P: ¿Pueden producir rodamientos personalizados según diseños específicos?
A: Yes, we support OEM/ODM customization. Provide detailed drawings or specifications, and we can manufacture bearings to your exact requirements. Ready to order or need a quote?
Need Reliable Cylindrical Roller Bearings? Avoid Costly Downtime with Proper Selection
Performance You Can Trust in Critical Applications
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.
sales@bearing-supply.com | +86-123-4567-8910
- Product Name
- SKF NF312em NF313em NF314em Cylindrical Roller Bearings
- Category
- Cylindrical Roller Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
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 |
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.
The engineering partner advantage
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SKF NF312em NF313em NF314em Cylindrical Roller Bearings
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