Product Specifications
| Parameter |
Details |
| Model NO. |
NN3008 |
| Outer Dimension |
35mm-180mm |
| Material |
Bearing Steel |
| Spherical |
Non-Aligning Bearings |
| Load Direction |
Radial Bearing |
| Separated |
Separated |
| Product Name |
Cylindrical Roller Bearing |
| Structure |
Cylindrical |
| Seals Type |
Open |
| Lubricate |
Oil Grease Dry |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Number of Row |
Single Row |
| Vibration |
V1V2V3V4 |
| Service |
OEM ODM |
| Transport Package |
Carton Pallet |
| Specification |
40*68*21 mm |
| Trademark |
BDL |
| Origin |
China |
| HS Code |
8482500090 |
| Production Capacity |
100000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Machinery, Reducers |
| Automotive |
Hub Assemblies, Transmission Systems |
| Agriculture |
Harvesters, Tractors |
| New Energy |
Wind Turbines, Photovoltaic Equipment |
| Home Appliances |
High-Precision Motors, Compressors |
Reduce Machinery Downtime with High Precision Double Row Cylindrical Roller Bearing NN3008 P4
Industrial machinery operators know the cost of bearing failure—unplanned downtime, production losses, and expensive repairs. When low-precision bearings cause vibration and premature wear, your equipment can’t perform at its best. Sourcing reliable, high-precision bearings often means navigating minimum order quantities and long lead times, leaving you stuck between urgent maintenance needs and inefficient supply chains.
High Precision P4 Cylindrical Roller Bearing for Critical Machinery Performance
Our High Precision Double Row Cylindrical Roller Bearing NN3008 P4 addresses these challenges with precision-engineered performance. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we ensure consistent quality for machine tools, printing equipment, and reducers where accuracy and durability are non-negotiable. With a 1pc MOQ for standard items and 3–5 day sample lead time, we support both emergency repairs and planned production runs without compromising on precision.
Engineered for Heavy Loads and High-Speed Rotation
The NN3008 P4 Bearing is designed to handle radial loads in high-speed industrial applications, offering separated inner and outer rings for easy installation and maintenance. Its cylindrical structure and open design provide optimal lubrication flow, making it suitable for machinery operating in varying conditions. Whether powering a CNC machine spindle or a conveyor system, this bearing delivers reliable rotation under continuous stress, reducing the risk of unexpected failure.
Technical Details That Ensure Long-Term Reliability
Precision rating P4 ensures minimal radial runout and axial clearance, critical for maintaining tight tolerances in precision machinery. The bearing steel construction offers exceptional hardness and wear resistance, extending service life even under heavy loads. With vibration grades V1-V4, it operates quietly, reducing noise pollution in manufacturing environments. The separated design allows for easy mounting and dismounting, simplifying maintenance and minimizing equipment downtime during servicing.
Why Authentic High Precision Bearings Lower Total Costs
Choosing genuine High Precision Double Row Cylindrical Roller Bearings over low-quality alternatives reduces long-term costs. Counterfeit bearings may save on initial purchase price but often fail prematurely, leading to production halts and costly replacements. Our bearings, backed by a 12-month global warranty, ensure consistent performance, lowering total cost of ownership through reduced maintenance and extended equipment life. Each unit meets international standards, providing peace of mind for critical applications.
Your Trusted Partner for Bearing Supply and Support
With over 18 years of experience serving global buyers across Europe, America, Southeast Asia, and the Middle East, Jinan Saifan Bearing combines manufacturing expertise with responsive service. Our full R&D and QC lab ensure every bearing meets strict quality criteria, while OEM/ODM customization capabilities adapt to your specific requirements. We offer free technical guidance, defect replacement, and refund policies, supported by flexible payment options including T/T, credit card, and Alibaba Trade Assurance. Our 5–15 day bulk delivery ensures you get the bearings you need when you need them.
Packaging & Shipping
- Secure carton and pallet packaging to prevent damage during transit
- 3–5 day lead time for samples, 5–15 days for bulk orders
- Global shipping via trusted carriers; buyer covers freight for samples
- Real-time tracking provided for all shipments
- 1pc minimum order quantity for standard items, ideal for emergency repairs
Get Your NN3008 P4 Bearing Today
Don’t let bearing issues slow down your production. Whether you need a single replacement or a bulk order, our High Precision Double Row Cylindrical Roller Bearing NN3008 P4 is ready to ship. Send us your requirements, and our technical team will confirm compatibility and provide a quote within 24 hours. Keep your machinery running at peak performance with reliable bearings from a partner you can trust.
Frequently Asked Questions
Q: Is this bearing genuine and traceable?
A: Yes, we are an integrated manufacturer with strict quality control processes. Each bearing is produced in our ISO-certified facility and can be traced through our production records.
Q: How do I confirm if the NN3008 P4 is compatible with my equipment?
A: Provide your equipment model or technical specifications (load, speed, operating conditions), and our engineering team will verify compatibility and offer free technical guidance.
Q: What is the warranty policy for this bearing?
A: We offer a 12-month global warranty covering manufacturing defects. Defective products will be replaced or refunded at no additional cost.
Q: What is the minimum order quantity?
A: The minimum order quantity for standard items like the NN3008 P4 is 1 piece, supporting both emergency repairs and small-scale projects.
Q: How long does it take to ship after ordering?
A: Standard items are available for immediate shipment with a 5–15 day bulk delivery lead time. Samples can be delivered within 3–5 days.
Q: How can I ensure the bearing meets precision requirements?
A: Our QC lab conducts rigorous testing for precision rating (P4), vibration levels (V1-V4), and material quality. We can provide test reports upon request to confirm compliance with your specifications.
