Product Specifications
| Parameter |
Details |
| Model NO. |
NUP309EM |
| Outer Dimension |
35mm-180mm |
| Material |
Bearing Steel |
| Spherical |
Non-Aligning Bearings |
| Load Direction |
Radial Bearing |
| Separated |
Separated |
| Product Name |
Cylindrical Roller Bearing 307 |
| Bore Size |
15-90 mm |
| Structure |
Cylindrical |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Service |
OEM ODM |
| Transport Package |
Carton Pallet |
| Specification |
45*100*25mm |
| Trademark |
BDL |
| Origin |
China |
| HS Code |
8482500090 |
| Production Capacity |
100000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Machinery, Reducers |
| Auto Parts |
Transmission Systems, Gearboxes |
| Agricultural Machinery |
Harvesters, Tractors |
| New Energy |
Wind Turbines, Photovoltaic Equipment |
| Construction Machinery |
Excavators, Heavy Load Equipment |
Reduce Downtime with High Precision Cylindrical Roller Bearings NUP309EM for Industrial Machinery
Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When low-quality bearings wear prematurely, production lines stop, maintenance costs rise, and deadlines are missed. Sourcing reliable high precision bearings that meet ISO standards can be challenging, especially when faced with minimum order quantities that don’t align with urgent repair needs.
High Precision Cylindrical Roller Bearings NUP309EM: Engineered for Reliable Performance
Our High Precision Cylindrical Roller Bearings NUP309EM are designed to address these pain points. With ISO certification and precision ratings from P0 to P4, these bearings deliver consistent performance in industrial machinery applications. We support flexible orders with a 1pc MOQ for standard items, ensuring you can get the exact quantity you need—whether for scheduled maintenance or emergency repairs. Our 3–5 day sample lead time and 5–15 day bulk delivery mean minimal wait time between order and installation.
Optimal Performance in Demanding Industrial Environments
Cylindrical Roller Bearings NUP309EM excel in radial load applications, making them ideal for machine tools, reducers, and printing machinery where durability under continuous operation is critical. The separated structure allows for easy mounting and dismounting, simplifying maintenance procedures. With a specification of 45x100x25mm, these bearings fit seamlessly into many standard industrial equipment configurations, providing reliable rotation even under heavy loads.
Technical Excellence That Drives Machinery Efficiency
The precision rating of our NUP309EM bearings directly impacts machinery performance. Higher precision grades (P4) reduce vibration and noise (Z2-Z4 grades available), ensuring smoother operation and longer equipment life. The use of high-quality bearing steel enhances wear resistance, while compatibility with both grease and oil lubrication allows adaptation to various operating conditions. These technical features combine to minimize energy loss and maximize uptime in industrial settings.
Why Compromising on Bearing Quality Costs More in the Long Run
Choosing non-certified or low-precision bearings may seem cost-effective initially, but the hidden costs add up. Early failures lead to unplanned downtime, increased labor for replacements, and potential damage to adjacent components. Our ISO Certified Roller Bearings NUP309EM reduce these risks with consistent quality and performance. Backed by our 12-month global warranty, you can trust in the reliability of every bearing, lowering your total cost of ownership over time.
Your Trusted Partner for Bearing Solutions
Jinan Saifan Bearing, with over 15 years of experience, is committed to delivering high-quality bearings to global buyers. Our integrated manufacturing and exporting capabilities ensure stable supply, while our full R&D and QC lab guarantee compliance with strict quality standards. We hold ISO9001 and ISO14001 certifications, reflecting our dedication to quality and environmental responsibility. Our technical team provides free guidance to help you select the right bearings for your specific application, and we offer defect replacement or refund for manufacturing issues. With customers across Europe, America, Southeast Asia, and the Middle East, we have the expertise to meet diverse industrial needs.
Packaging & Shipping
- Carton and pallet packaging for secure transportation
- 3–5 days sample lead time for quality verification
- 5–15 days bulk delivery to meet production schedules
- Multiple payment options including T/T, credit card, and Alibaba trade assurance
- 1pc MOQ for standard items, supporting both small and large orders
Get Your NUP309EM Bearings Today
Don’t let bearing issues disrupt your operations. Contact us with your bearing requirements, application details, and quantity, and our team will provide a prompt quote. With free samples available (buyer covers freight), you can test the performance of our High Precision Cylindrical Roller Bearings NUP309EM before making a commitment. Ensure your machinery runs smoothly with reliable bearings from a trusted manufacturer.
Frequently Asked Questions
Q: Are these High Precision Cylindrical Roller Bearings NUP309EM ISO certified?
A: Yes, our NUP309EM bearings are ISO certified, ensuring they meet international quality and performance standards. We can provide certification documentation upon request.
Q: How can I confirm if the NUP309EM bearings fit my industrial machinery?
A: Provide your equipment model or specific dimensional requirements (bore size, outer diameter, width), and our technical team will verify compatibility and offer free选型 support.
Q: What is the warranty policy for these bearings?
A: We offer a 12-month global warranty. If there are manufacturing defects, we provide free replacement or refund.
Q: What is the minimum order quantity for the NUP309EM bearings?
A: The minimum order quantity for standard items is 1pc, supporting both emergency repairs and small-scale purchases.
Q: How long does it take to receive an order?
A: Sample lead time is 3–5 days, and bulk delivery takes 5–15 days, depending on order size and destination.
Q: Can you provide OEM/ODM services for these bearings?
A: Yes, we offer full OEM/ODM customization to meet specific design requirements, including branding and technical specifications
Quality Assurance
100% Inspection
High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.
Delivery
3-15 Days
Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).
Customization
Full OEM/ODM
P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.
After-Sales
12-Month Warranty
Professional technical guidance and failure solutions from our R&D team.
