Product Specifications
| Parameter |
Details |
| Model NO. |
NN3044 |
| 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 |
220*340*90 mm |
| Trademark |
BDL |
| Origin |
China |
| HS Code |
8482500090 |
| Production Capacity |
100000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Machinery, Reducers |
| Auto Parts |
Hub Assemblies |
| Agricultural Machinery |
Harvesters, Tractors |
| New Energy |
Wind Turbines, Photovoltaic Equipment |
| Construction Machinery |
Excavators |
Reduce Downtime with High Precision Double Row Cylindrical Roller Bearing NN3044 P4 W33
Industrial machinery operators know the cost of unexpected downtime—missed production deadlines, emergency repair costs, and frustrated clients. When bearings fail prematurely due to poor precision or material quality, the consequences ripple through your entire operation. Sourcing reliable high-precision bearings often means navigating minimum order quantities that tie up capital or long lead times that delay maintenance.
Engineered for Reliable Performance in Critical Machinery
Our High Precision Double Row Cylindrical Roller Bearing NN3044 P4 W33 is designed to address these challenges. With P4 precision rating and a separated structure, it delivers the stability and accuracy required for high-speed industrial applications like machine tool spindles and printing presses. Backed by our ISO9001 and ISO14001 certified manufacturing process, this bearing ensures consistent quality batch after batch. We offer flexible ordering with 1pc MOQ for standard items and 3–5 day sample lead time, so you can get the parts you need without unnecessary delays.
Optimal Performance in Heavy-Duty Industrial Environments
This cylindrical roller bearing excels in applications requiring high radial load capacity and precise rotational accuracy. The double row design provides increased rigidity, making it ideal for machinery subject to heavy loads and rapid acceleration. Whether operating in the controlled environment of a factory or the demanding conditions of a construction site, the bearing’s bearing steel construction ensures durability and long service life. Its open seal design allows for versatile lubrication options—oil, grease, or dry running—adapting to your specific operational needs.
Key Technical Features That Enhance Machinery Efficiency
The NN3044 P4 W33 bearing’s technical specifications directly impact its performance in industrial settings. The P4 precision rating ensures minimal runout and vibration, critical for maintaining the accuracy of CNC machine tools and precision equipment. With a specification of 220*340*90 mm, it provides a robust footprint capable of handling substantial radial loads. The separated structure allows for easy installation and maintenance, reducing downtime during bearing replacement. Vibration class V1V2V3V4 options let you select the noise level appropriate for your application, from quiet factory environments to heavy industrial settings.
Invest in Quality to Lower Long-Term Costs
Choosing low-quality bearings may seem like a cost-saving measure initially, but the hidden expenses add up quickly. Premature failure can lead to secondary equipment damage, unplanned production stops, and increased labor costs for repairs. Our High Precision Double Row Cylindrical Roller Bearing, manufactured with strict quality control and backed by a 12-month global warranty, offers a lower total cost of ownership. We stand behind our products with free technical guidance and defect replacement, ensuring you get reliable performance and support when you need it most.
Why Global Buyers Choose Saifan Bearings
With over 18 years of experience as an integrated bearing manufacturer and exporter, we serve clients across Europe, America, Southeast Asia, and the Middle East. Our full R&D capabilities and QC lab ensure each bearing meets international standards. We offer complete OEM/ODM customization to match your specific requirements, with bulk delivery times of 5–15 days. Payment flexibility through T/T, credit card, and Alibaba trade ensures a smooth transaction process. Our commitment to stable supply and competitive pricing has made us a trusted partner for industrial machinery manufacturers worldwide.
Packaging & Shipping
- Secure carton and pallet packaging to protect bearings during transit
- 3–5 day sample lead time for urgent evaluation needs
- 5–15 day bulk delivery to meet production schedules
- Multiple shipping options including express, air, and sea freight
- 1pc MOQ for standard items, supporting both small repairs and large-scale production
Get Your NN3044 P4 W33 Bearing Today
Don’t let equipment downtime impact your bottom line. Whether you need a single replacement bearing or a bulk order for your production line, we’re ready to fulfill your request. Send us your bearing designation, application details, and quantity, and our team will provide a prompt quote. With our fast lead times and reliable quality, you can get your machinery back to optimal performance quickly.
Frequently Asked Questions
Q: Is this bearing manufactured to international quality standards?
A: Yes, our manufacturing process is ISO9001 and ISO14001 certified, ensuring compliance with global quality and environmental standards.
Q: How can I confirm if the NN3044 P4 W33 is suitable for my machine?
A: Provide your equipment model or specific operating conditions (load, speed, temperature), and our technical team will verify compatibility and offer guidance.
Q: What warranty coverage do you offer for this bearing?
A: We provide a 12-month global warranty, including free replacement or refund for manufacturing defects, along with free technical support.
Q: What is the minimum order quantity for this bearing?
A: We accept 1pc MOQ for standard items, making it easy to source single units for emergency repairs or small-batch production.
Q: How long will it take to receive my order?
A: Samples are delivered within 3–5 days, and bulk orders typically ship within 5–15 days. Shipping time depends on your location and chosen logistics method.
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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.
