Cylindrical Roller Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Cylindrical Roller Bearing
NTN Koyo Timken NF315em NF316em NF317em Cylindrical Roller Bearing
Keep your machinery running smoothly with reliable performance from the NTN Koyo Timken NF315em Cylindrical Roller Bearing. This precision-engineered component minimizes friction to reduce wear and extend equipment lifespan, ensuring consistent operation when you need it most.
- Designed for high radial load applications, maintaining stability even under heavy-duty conditions
- Employs advanced cage design to optimize lubrication distribution, preventing overheating during extended use
- Compatible with NF316em and NF317em variants for versatile inventory management across your maintenance needs
Trust in industry-leading quality that keeps your operations moving without unexpected downtime—because every minute counts when you’re on the job.
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
Spécifications du produit
Paramètre
Détails
Applicabilité de l'application
Industrie
Applications typiques
Machinerie d'ingénierie
Métallurgie de l'acier
Automobile
Many buyers struggle with mismatched bearing dimensions causing installation delays, or low-quality rollers failing prematurely under heavy loads. Sourcing across multiple brands like NTN, Koyo, and Timken often means juggling different suppliers and lead times—wasting valuable production time. Our NF315em, NF316em, and NF317em cylindrical roller bearings address these challenges with interchangeable dimensions following international standards. As a professional bearing supplier with ISO 9001 certified quality processes, we maintain extensive stock across major brands, ensuring you get the right cylindrical roller bearing when you need it—whether for hydraulic systems, mining equipment, or steel mill machinery. These bearings excel in high-radial-load environments with moderate speeds, such as conveyor drives and gearbox shafts. Designed to handle continuous operation under variable loads, their robust construction minimizes vibration and wear, even in dusty or high-temperature industrial settings. Selecting the correct size—whether 75mm bore (NF315em), 80mm (NF316em), or 85mm (NF317em)—is critical to ensuring proper load distribution and extending equipment service life. Caractéristiques techniques clés pour un fonctionnement fiable
Cylindrical roller bearings like the NF315em series feature a separable inner or outer ring design, simplifying installation and maintenance. The precision-machined rollers and raceways ensure consistent load distribution, while the optimized cage design reduces friction and heat generation during rotation. Surface hardness and dimensional accuracy meet industry standards, providing reliable interchangeability with bearings from NTN, Koyo, Timken, and other leading manufacturers. This compatibility eliminates the need for costly equipment modifications when switching suppliers. Pourquoi choisir le bon roulement réduit les coûts totaux
Using undersized or low-quality cylindrical roller bearings often leads to premature failure, resulting in unplanned downtime and expensive repairs. A properly selected bearing—matched to your application’s load, speed, and temperature requirements—can extend service intervals by 30% or more. Following ISO 281 fatigue life calculation principles, our bearings are engineered to deliver predictable performance, helping you avoid the hidden costs of frequent replacements and production disruptions. Assurance qualité à laquelle vous pouvez faire confiance
All bearings undergo rigorous inspection, including raw material verification, dimensional accuracy checks, and hardness testing. Our ISO 9001 certified processes ensure consistent quality from production to delivery. We provide a warranty against manufacturing defects, with clear terms for returns and replacements. With access to both international brands and domestic manufacturers, we can fulfill orders for specific brand requirements or cost-effective alternatives without compromising on quality. Emballage industriel standard avec un emballage de protection pour prévenir les dommages pendant le transport
Les articles en stock sont expédiés dans les 24 à 48 heures suivant la confirmation de la commande
Options d'expédition flexibles, y compris le courrier express, le fret aérien et le fret maritime
Obtenez votre devis pour roulements à rouleaux cylindriques aujourd'hui
Whether you need NTN, Koyo, Timken, or other brand equivalents, we can provide competitive pricing for NF315em, NF316em, NF317em, and thousands of other cylindrical roller bearing models. Simply share your required model, quantity, and delivery location, and our team will respond with a detailed quote within 2 business hours. Questions Fréquemment Posées
Q: Do you supply bearings from other brands besides those mentioned? A: Oui, nous prenons en charge les demandes pour toutes les grandes marques internationales et nationales. Nous pouvons nous procurer des roulements selon vos exigences de marque ou de modèle spécifiées.
Q: How can I confirm if the NF315em/NF316em/NF317em will fit my equipment? A: Provide your existing bearing’s dimensions (bore diameter, outer diameter, width) or equipment model number, and our technical team will verify compatibility with the NF series cylindrical roller bearings. Q: Quelle est votre politique de garantie pour ces roulements ?
A: We offer a warranty against manufacturing defects. The specific warranty period and terms will be detailed in your order confirmation, with options for returns or replacements of defective products. Q: What is the minimum order quantity for these roller bearings? A: We accept low minimum order quantities, including single-unit purchases for emergency repairs, with volume discounts available for larger orders. Q: How long does shipping take to [my location]? A: Stock items ship within 1-2 business days. Transit time depends on your location and chosen shipping method—express courier typically takes 3-5 days, while sea freight varies by destination. Q: Can you provide custom-made cylindrical roller bearings? A: Yes, we support OEM/ODM customization. Provide your technical drawings or specifications, and we can manufacture bearings to your exact requirements. Ready to order or need a quote?
Transmission systems, gearboxes
Rolling mill equipment, conveyor drives
Axle assemblies, engine components
Industrial Automation
Machine tool spindles, robotic arms
Trouble Finding Reliable Cylindrical Roller Bearings? NF315em, NF316em, NF317em Solutions Here
Full Range Cylindrical Roller Bearings for Demanding Industrial Use
Optimal Performance in Heavy-Duty Rotating 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.
Contact us via email or phone for immediate assistance.
Product Summary
- Product Name
- NTN Koyo Timken NF315em NF316em NF317em Cylindrical Roller Bearing
- 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
NTN Koyo Timken NF315em NF316em NF317em Cylindrical Roller Bearing
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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