Company Name: SHANDONG YOKO BEARING CO., LTD. Registered Address: Room 3197, 3rd Floor, Building 3, Brocade Group Headquarters, No. 9 Gangxing Road, Jinan Area, China (Shandong) Pilot Free Trade Zone Phone / WhatsApp: +86 186 1520 2650 Email: receiving@yokobearings.com

Product Specifications

Application Industries

Reduce Downtime with NTN NF309EM Cylindrical Roller Bearings

Industrial maintenance teams know the frustration of unexpected equipment failure—especially when it’s caused by substandard bearings. A seized motor or broken gearbox can halt production for days, eroding profits and delaying deadlines. Sourcing reliable bearings often means juggling multiple suppliers, each with different lead times and quality standards, making it hard to keep critical spares in stock.

Genuine NTN Cylindrical Roller Bearings, In Stock and Ready to Ship

Our NTN NF309EM Cylindrical Roller Bearing solves these challenges. As an official NTN distributor, we ensure every bearing is genuine, traceable, and manufactured to ISO 9001 standards. With a 45x100x25mm specification, this radial bearing is ideal for automotive machinery and general industrial applications, where radial loads and high precision are required. We maintain sufficient hot-selling stock, so you can get the bearings you need without long wait times.

Engineered for Demanding Radial Load Applications

The NF309EM is a single-row cylindrical roller bearing designed to handle heavy radial loads in high-speed rotating equipment. Its separated structure allows for easy mounting and dismounting, simplifying maintenance and reducing downtime during repairs. The open design offers flexibility in lubrication—compatible with oil, grease, or dry operation—making it suitable for diverse operating conditions, from clean factory environments to dusty industrial settings.

Technical Details That Ensure Reliable Performance

Key technical features set this bearing apart. The precision rating options (P0 to P2) allow you to match the bearing’s accuracy to your application needs—from general machinery (P0) to high-precision motors (P2). Constructed from high-quality bearing steel, it delivers excellent durability and resistance to wear, even under continuous use. The radial load capacity makes it ideal for gearboxes and electric motors, where consistent performance under stress is critical. Its 25mm width provides stable support, reducing vibration and extending equipment life.

Avoid Hidden Costs with Authentic Bearings

Choosing counterfeit or low-quality bearings may save money upfront, but the long-term costs are far higher. Early failure can damage expensive equipment, require emergency repairs, and disrupt production schedules. Authentic NTN bearings, like the NF309EM, are backed by rigorous quality control, ensuring they meet exacting standards for load capacity, speed, and reliability. By investing in genuine bearings, you reduce the risk of unplanned downtime and lower your total cost of ownership.

Why Global Buyers Choose Our Bearing Solutions

Packaging & Shipping

• Original NTN packaging with protective carton and pallet for secure transport
• 现货 available for delivery within 3-7 working days
• Multiple logistics options: DHL, FedEx, UPS, air freight, and sea freight
• Real-time tracking number provided for all shipments
• Minimum order quantity of 1 piece, supporting emergency maintenance needs

Get Your NF309EM Bearing Delivered Fast

Don’t let equipment downtime affect your bottom line. Whether you need a single bearing for emergency repair or a bulk order for production, we can fulfill your request quickly. Send us your bearing model, application details, and quantity, and our team will provide a unified quotation within one working day.

Frequently Asked Questions