Koyo N2218em N2219em N2220em Cylindrical Roller Bearing
Keep your machinery running smoothly with reliable Koyo Cylindrical Roller Bearing performance—these N2218em, N2219em, and N2220em models deliver consistent load distribution to minimize downtime in high-torque applications. Engineered with precision tolerances, they reduce friction to extend equipment lifespan, addressing the hassle of frequent replacements.
- EM design ensures enhanced internal clearance for thermal expansion, critical for continuous operation
- Robust cylindrical roller construction handles radial loads efficiently, maintaining alignment under heavy use
- Direct replacement for industrial gearboxes, pumps, and conveyors requiring reliable rotation
Looking for Koyo N2218em, N2219em, N2220em Cylindrical Roller Bearings? Here’s What Matters
Finding the right cylindrical roller bearing can be a hassle when faced with countless models and brands. Many buyers struggle with mismatched dimensions causing installation delays, or low-quality bearings that wear out prematurely, leading to unexpected downtime. When you need specific Koyo N2218em, N2219em, or N2220em bearings, getting the right part quickly is crucial for keeping your equipment running.
Built for Reliable, Long-Term Performance
Our cylindrical roller bearings, including the Koyo N2218em, N2219em, and N2220em series, are designed to solve these common challenges. As a professional bearing supplier, we follow ISO 9001 certified production and inspection processes, ensuring each bearing meets strict quality standards. Whether you need a single unit or bulk order, our extensive inventory covers a wide range of models, including these Koyo cylindrical roller bearings, so you can source what you need without multiple supplier delays.
Where This Bearing Performs Best
Cylindrical roller bearings like the N2218em, N2219em, and N2220em excel in high-radial load applications. They are commonly used in machinery such as gearboxes, electric motors, and pumps, where smooth rotation under heavy loads is essential. These bearings handle moderate speeds and are suitable for industrial environments found in工程机械, steel冶金, and automotive manufacturing, providing reliable performance even in demanding conditions.
Engineering Details That Matter
The N2218em, N2219em, and N2220em series feature a cylindrical roller design with a separable inner or outer ring, allowing for easy installation and maintenance. The roller and raceway contact area is optimized to distribute radial loads evenly, reducing stress and extending service life. Precision manufacturing ensures tight dimensional tolerances, which is critical for proper fitting in machinery where alignment and clearance directly impact performance. The bearings’ surface hardness is treated to resist wear, ensuring durability in continuous operation.
Why Bearing Selection Affects Total Cost
Choosing the right cylindrical roller bearing goes beyond upfront cost. A bearing that doesn’t match the application’s load requirements or tolerance specifications can lead to early failure, resulting in costly downtime and repairs. For example, using a bearing with insufficient dynamic load rating in a high-pressure hydraulic system may cause premature wear, leading to equipment breakdowns. Our focus on providing correctly specified bearings helps minimize these risks, reducing long-term maintenance costs and improving overall equipment reliability.
Quality You Can Rely On
Our commitment to quality starts with rigorous原材料 inspection, ensuring only high-grade materials are used. Each bearing undergoes thorough testing, including dimensional checks, hardness testing, and surface treatment evaluation, to meet industry standards. We provide a warranty period covering manufacturing defects, giving you confidence in your purchase. With access to both international and domestic brands, we can source bearings according to your specific requirements, whether you need Koyo models or other trusted names.
Packaging & Shipping
- Neutral packaging suitable for industrial transport
- Ready stock available for prompt dispatch
- Flexible shipping options including express, air, and sea freight
- Low minimum order quantity to support both small and large-scale needs
Request a Quote for Koyo N2218em, N2219em, N2220em Bearings
To get started, simply provide the bearing model (N2218em, N2219em, N2220em, or others), required quantity, and delivery location. Our team will promptly confirm availability and provide a competitive quote. The sooner you reach out, the faster we can arrange shipment to keep your operations on track.
Frequently Asked Questions
Q: Do you supply other bearing brands and models?
A: Yes, we support inquiries for all bearing brands and models, including both international and domestic options, and supply according to your specified requirements.
Q: How can I confirm if these bearings fit my equipment?
A: Provide your equipment’s required bearing dimensions (bore, outer diameter, width) or model number, and our technical team will assist in verifying compatibility.
Q: What is your warranty policy?
A: We offer a warranty period covering manufacturing defects. Specific terms are detailed in the purchase contract, and defective products can be replaced within the warranty period.
Q: What is the minimum order quantity?
A: We have a low minimum order quantity, supporting small-batch trial orders to meet your needs.
Q: How quickly can you ship the bearings?
A: In-stock bearings are shipped promptly. We offer express, air, and sea freight options to match your delivery timeline.
Q: Do you provide OEM/ODM customization?
A: Yes, we support customization according to your drawings or specifications for both OEM and ODM orders.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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- Product Name
- Koyo N2218em N2219em N2220em Cylindrical Roller Bearing
- 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.
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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
Get a custom quote for
Koyo N2218em N2219em N2220em Cylindrical Roller Bearing
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