Product Specifications
| Parameter |
Details |
| Model NO. |
N309EM |
| Material |
Bearing Steel |
| Type |
Cylindrical Roller Bearing |
| Structure |
Cylindrical |
| Load Direction |
Radial Bearing |
| Spherical |
Non-Aligning Bearings |
| Separated |
Separated |
| Seals Type |
Open |
| Lubricate |
Oil Grease Dry |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Number of Row |
Single Row |
| Specification |
45*100*25mm |
| Trademark |
SKF |
| Origin |
Sweden |
| HS Code |
8482500090 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Bulldozers |
| Mining |
Crushers, Conveyors, Drilling Rigs |
| Steel & Metallurgy |
Rolling Mills, Continuous Casters |
| Machine Tools |
CNC Lathes, Milling Machines, Spindles |
| Industrial Equipment |
Gearboxes, Electric Motors, Pumps |
Stop Equipment Downtime with Genuine SKF N309EM Cylindrical Roller Bearings
When heavy machinery grinds to a halt due to bearing failure, every hour of downtime eats into profits. Mining operations lose $20,000–$100,000 daily from unplanned stoppages, while construction delays cascade into project penalties. Many buyers face the double challenge of sourcing authentic bearings quickly and coordinating mixed-brand orders across multiple suppliers—wasting time on verification and logistics instead of focusing on production.
Genuine SKF N309EM Bearings: In Stock and Ready to Ship
As an official SKF distributor, we stock the high precision N309EM cylindrical roller bearing—45x100x25mm—designed for heavy machinery in demanding industrial environments. This single-row radial bearing handles high radial loads with separated inner and outer rings for easy installation, making it ideal for gearboxes, conveyors, and electric motors in mining and construction equipment. Our centralized inventory ensures you avoid long lead times, while our ISO 9001 inspection process verifies every bearing meets SKF’s strict quality standards before shipment.
Engineered for Heavy-Duty Industrial Conditions
The SKF N309EM cylindrical roller bearing delivers reliable performance in harsh operating environments. Its open design allows for lubrication flexibility—compatible with oil, grease, or dry running—while the separated structure simplifies maintenance and replacement. With precision ratings from P0 to P2, it accommodates applications requiring tight tolerances, from machine tool spindles to steel mill rolling equipment. Whether operating under heavy shock loads in mining crushers or continuous vibration in construction machinery, this bearing maintains dimensional stability to minimize downtime.
Technical Features That Maximize Equipment Uptime
The N309EM’s performance is defined by critical engineering details. Its bearing steel construction ensures high fatigue resistance, extending service life in cyclic load applications common in conveyor systems. The single-row design balances load capacity with compact dimensions, fitting into space-constrained gearboxes. Precision ratings (P0/P6/P5/P4/P2) allow customization—P5 grade reduces vibration in high-speed electric motors, while P0 offers cost-effective reliability for general industrial use. As a radial bearing, it efficiently transfers loads from rotating shafts to housings, protecting equipment from premature wear in heavy machinery applications.
Why Authenticity Matters: The Hidden Cost of Counterfeits
Counterfeit bearings may cost 30–50% less upfront, but they typically fail within 10–30% of the expected lifespan of a genuine SKF product. A failed bearing in a mining conveyor can trigger a chain reaction—damaged shafts, broken gears, and production halts that erase initial savings. Our SKF N309EM bearings come with full traceability, from Sweden’s manufacturing facilities to your doorstep, ensuring compliance with ISO 9001 quality standards. By investing in authentic components, you reduce total cost of ownership through fewer replacements, lower maintenance labor, and uninterrupted production.
Why 1,200+ Global Clients Choose Our Bearing Solutions
Our dual-brand authorization (SKF & Timken) and 55+ country distribution network make us a trusted partner for industrial buyers. We maintain large centralized inventory to support urgent maintenance needs, with 98% of standard bearings available for same-week shipping. Our cross-brand technical team provides free model matching, ensuring you get the right bearing for your equipment—whether it’s an SKF cylindrical roller or Timken tapered roller. Every order includes complete documentation: certificates of authenticity, quality inspection reports, and export paperwork, simplifying compliance for large engineering projects. With 12 years in the industry, we’ve built a reputation for reliability—backed by a manufacturer warranty and responsive after-sales support.
Packaging & Shipping
- Original SKF packaging with anti-counterfeit labels and batch traceability
- Reinforced carton and pallet packaging for secure transportation
- Package Size: 12.00cm × 12.00cm × 4.50cm; Gross Weight: 0.990kg
- Global logistics options: DHL, FedEx, UPS, air freight, and sea freight
- 1-piece minimum order, with priority shipping for emergency maintenance
Get Your SKF N309EM Bearing Shipped Today
Don’t let equipment downtime impact your bottom line. Send us your bearing requirements—model N309EM, quantity, and application details—and our team will provide a quote within 24 hours. With stock on hand, we can ship immediately to minimize your machinery’s idle time. Whether you need a single replacement or bulk order for a project, our one-stop procurement process simplifies ordering, documentation, and delivery.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every N309EM bearing comes with full traceability documentation and authenticity certificates directly from SKF Sweden.
Q: How do I confirm if the N309EM fits my equipment?
A: Provide your equipment model or shaft/housing dimensions, and our technical team will verify compatibility. We also offer cross-brand model matching if you need alternatives.
Q: What is the warranty policy?
A: All SKF bearings are covered by the manufacturer’s warranty against defects in materials and workmanship. We handle warranty claims directly with SKF for quick resolution.
Q: What is the minimum order quantity?
A: We accept orders of 1 piece, making us ideal for emergency repairs or small-scale maintenance needs.
Q: How long does shipping take?
A: In-stock bearings ship within 3–7 business days via your preferred logistics (DHL/FedEx/UPS/air/sea). We provide tracking numbers for all shipments.</p
