SKF Cylindrical Roller Bearing N212em NJ212em NF212em NU212em NUP212em
Minimize downtime and maximize machinery efficiency with our precision-engineered SKF Cylindrical Roller Bearing options. The N212em, NJ212em, NF212em, NU212em, and NUP212em variants deliver consistent load distribution and reduced friction, ensuring your equipment runs smoother for longer.
- Engineered with EM design for enhanced radial load capacity and improved heat dissipation, ideal for high-speed applications
- Multiple cage configurations (N, NJ, NF, NU, NUP) let you match bearing type to specific shaft and housing requirements without compromise
- Precision-ground raceways and rollers eliminate vibration, extending component life and reducing maintenance costs
Especificaciones del Producto
Parámetro
Detalles
Idoneidad de la Aplicación
Industria
Aplicaciones Típicas
Maquinaria de Ingeniería
Puntos de pivote de cilindros hidráulicos, ejes de cajas de cambios
Metalurgia del Acero Equipo de Automatización
Minería Searching for the right cylindrical roller bearing型号 often leads to frustration—too many brands, inconsistent dimensions, and uncertainty about quality. When your equipment relies on precise bearing performance, choosing the wrong type can cause premature wear, unexpected downtime, and costly repairs. As a bearing specialist with years in the industry, we understand the challenges of finding compatible, durable solutions across multiple applications. Our N212em, NJ212em, NF212em, NU212em, and NUP212em cylindrical roller bearings address these pain points directly. With access to both our own manufacturing and a network of international brands including SKF, NSK, and NTN, we offer interchangeable solutions that match major dimensional standards. Whether you need a single replacement or bulk order, our现货库存 ensures quick availability without minimum quantity restrictions, supporting industries from hydraulic systems to wind energy equipment. These cylindrical roller bearings excel in high-radial load environments where shaft alignment and rotational precision are critical. Designed to handle continuous operation under varying temperatures and moderate contamination, they perform reliably in steel mill roll necks, mining equipment gearboxes, and automated production lines. The distinction between N (single row), NJ (single row with ribs), and NU (separable inner ring) designs allows tailored selection based on your assembly and disassembly requirements. Características clave de ingeniería que impactan en el rendimiento
The “em” suffix indicates enhanced design features that improve operational stability. Precision-machined raceways ensure uniform load distribution, reducing stress concentrations that cause early failure. The cylindrical roller design provides higher radial load capacity compared to深沟球轴承 of the same size, making them ideal for heavy-duty applications. Clearance levels are factory-set to accommodate thermal expansion in high-temperature environments, while separable components simplify maintenance and replacement—critical factors in reducing equipment downtime. Choosing a low-quality cylindrical roller bearing might save initial costs, but the long-term consequences are significant. Bearings with substandard material hardness (below industry norms of HRC 58-62) experience accelerated wear, leading to vibration, noise, and eventual equipment failure. Our ISO 9001-certified production process includes raw material testing and成品尺寸 verification to ensure each bearing meets dimensional accuracy and load rating specifications. This attention to quality reduces the total cost of ownership by minimizing replacement frequency and unplanned maintenance. Calidad en la que puedes confiar
Our commitment to quality starts with rigorous原材料检验, ensuring only high-grade steel enters production. Each bearing undergoes dimensional measurement, hardness testing, and surface finish inspection before packaging. We provide a standard质保期 against manufacturing defects, with clear processes for returns and replacements. Whether you specify a particular brand or need an equivalent alternative, our procurement network ensures compliance with international standards, giving you confidence in every order. Embalaje industrial neutro con protección anticorrosión
stock disponible para despacho inmediato
Opciones de envío flexibles: mensajería exprés, flete aéreo o carga marítima
Bajo mínimo de cantidad de pedido para apoyar tanto las necesidades de mantenimiento como de producción
Obtenga su cotización de rodamientos de rodillos cilíndricos hoy
Whether you need N212em, NJ212em, or any other cylindrical roller bearing型号, provide your required specifications—including dimensions, quantity, and application details—and we’ll deliver a competitive quote with lead time. Our team can also assist with cross-referencing existing part numbers to ensure compatibility with your equipment. Preguntas Frecuentes
Q: ¿Puede suministrar otras marcas o modelos de rodamientos de rodillos cilíndricos?
A: Yes, we support inquiries for all brands and型号, providing solutions that meet your specified standards and dimensions. Q: ¿Cómo confirmo si este rodamiento se ajusta a mi equipo?
A: Provide the original bearing number or key dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility. P: ¿Cuál es su política de garantía para estos rodamientos? A: We offer a质保期 against manufacturing defects; specific terms are outlined in each sales contract. P: ¿Cuál es la cantidad mínima de pedido?
A: We accept low minimum orders, including single units for maintenance requirements. Q: ¿Qué tan rápido pueden enviar estos rodamientos?
A: Stock items ship within 1-2 business days; delivery time depends on your location and chosen shipping method. P: ¿Ofrecen soluciones de rodamientos personalizadas (OEM/ODM)?
A: Yes, we support custom manufacturing based on technical drawings or specific performance requirements. Ready to order or need a quote?
Rolling mill conveyor systems, continuous casting equipment
Robotic arm joints, precision linear actuators
Crusher drive shafts, conveyor belt tensioners
Need Reliable Cylindrical Roller Bearings? Here’s What Solves Your Sourcing Headaches
Your One-Stop Source for N-Series Cylindrical Roller Bearings
Engineered for Heavy Loads and Precision Applications
Why Bearing Quality Directly Affects Your Bottom Line
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.
Contact us via email or our online form
- Product Name
- SKF Cylindrical Roller Bearing N212em NJ212em NF212em NU212em NUP212em
- 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 Cylindrical Roller Bearing N212em NJ212em NF212em NU212em NUP212em
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