Product Specifications
| Parameter |
Details |
| Model NO. |
Double Row Cylindrical Roller Bearing |
| Outer Dimension |
Medium and Large(120-190mm) |
| Material |
Bearing Steel |
| Spherical |
Non-Aligning Bearings |
| Load Direction |
Axial Bearing |
| Separated |
Separated |
| Clearance |
C0 C2 C3 C4 C5 |
| Cage |
Brass, Steel |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Hardness |
60-64 HRC |
| Transport Package |
Carton Pallet |
| HS Code |
8482800000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Gearboxes, Reducers, Machine Tools |
| Power Transmission |
Conveyors, Pumps, Compressors |
| Manufacturing |
Printing Machines, Textile Equipment |
| Automotive |
Transmission Systems, Axles |
| Agriculture |
Tractors, Harvesters, Heavy Machinery |
Reduce Downtime with Reliable NNU4924 B/SP W33 Double Row Cylindrical Roller Bearing
Power transmission equipment operators know the frustration of unexpected bearing failure—costing hours of production time and thousands in repairs. Many face challenges with generic bearings that fail prematurely under heavy loads or struggle to source precise C3 clearance bearings for critical applications. Sourcing from unreliable suppliers often leads to inconsistent quality, long lead times, and mismatched specifications that compromise machinery performance.
Precision-Engineered Double Row Cylindrical Roller Bearing for Power Transmission
Our NNU4924 B/SP W33 Double Row Cylindrical Roller Bearing with C3 clearance is designed to address these pain points. As a professional bearing manufacturer with decades of export experience, we produce high-precision bearings (P0 to P4 grade) using advanced processing equipment and strict quality control. This bearing features separated inner and outer rings for easy installation, brass or steel cages for durability, and Z2-Z3-Z4 noise grades to ensure smooth operation in power transmission systems, gearboxes, and industrial machinery.
Optimal Performance in Heavy-Duty Power Transmission Applications
This Double Row Cylindrical Roller Bearing excels in high-load, high-speed power transmission environments. Its robust design handles axial loads efficiently, making it ideal for equipment like reducers, printing machines, and conveyor systems that require reliable rotation under continuous stress. The C3 clearance provides extra internal space to accommodate thermal expansion and misalignment, ensuring stable performance even in fluctuating operating temperatures—critical for maintaining productivity in manufacturing and agricultural settings.
Key Technical Features That Ensure Long Service Life
Every aspect of this bearing is engineered for performance. The 60-64 HRC hardness of the bearing steel ensures resistance to wear and deformation under heavy loads, extending service life in demanding conditions. The separated design allows for easy maintenance and replacement, reducing downtime during repairs. Available with brass or steel cages, the bearing balances high-speed stability with cost-effectiveness—brass cages excel in high-temperature applications, while steel cages offer rugged durability for general industrial use. The Z2V2 to Z3V3 vibration grades minimize noise and vibration, protecting machinery components from premature wear.
Why Genuine Bearings Deliver Lower Total Cost of Ownership
Choosing genuine, high-quality bearings like our NNU4924 B/SP W33 model reduces long-term costs compared to counterfeit alternatives. Inferior bearings often fail within months, leading to repeated replacements, unplanned downtime, and potential damage to connected components. Our bearings meet ISO international standards and undergo strict incoming material inspection and full-process production supervision, ensuring consistent quality. With a 12-month warranty and professional after-sales support, we stand behind every product, helping you avoid the hidden costs of poor-quality bearings.
Our Commitment to Reliable Bearing Supply
With ISO 9001:2015 and ISO 14001 certifications, we maintain rigorous quality management systems. Our professional technical R&D team and experienced QC staff ensure each bearing meets high standards, from raw material selection to finished product inspection. We offer flexible order policies, including 1 piece MOQ for standard bearings and sample orders without MOQ, supporting both small repairs and large-scale production needs. With efficient delivery (3-5 working days for samples, 5-15 for bulk orders) and multiple payment methods (T/T, Credit Card, Alibaba), we make sourcing reliable bearings straightforward for global customers in Europe, North America, Southeast Asia, and the Middle East.
Packaging & Shipping
- Secure carton pallet packaging to protect bearings during transit
- Sample orders shipped within 3-5 working days, bulk orders within 5-15 working days
- Global logistics options including express (DHL, FedEx), air, and sea freight
- Real-time tracking information provided for all shipments
- Flexible MOQ: 1 piece for standard bearings, customized order quantities negotiable
Get Your NNU4924 B/SP W33 Bearing Today
Don’t let bearing issues disrupt your operations. Whether you need a single replacement or bulk order, our NNU4924 B/SP W33 Double Row Cylindrical Roller Bearing is ready to ship. Send us your requirements, and our technical team will help confirm specifications to ensure perfect compatibility with your equipment. The sooner you order, the sooner you can restore reliable performance to your power transmission systems.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, all our bearings are manufactured in-house with strict quality control and full traceability. We are certified with ISO 9001:2015 and ISO 14001, ensuring compliance with international standards.
Q: How do I confirm if this bearing fits my equipment?
A: Provide your equipment model, application details, or required specifications, and our professional technical team will offer free选型 guidance to ensure compatibility.
Q: What is your warranty policy?
A: We offer a 12-month warranty from the date of delivery. Defective products due to manufacturing issues are eligible for free replacement or refund.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, and sample orders are available without MOQ. Customized orders can be negotiated based on specific requirements.
Q: How long does shipping take?
A: Sample orders ship within 3-5 working days, and bulk orders within 5-15 working days. We offer DHL, FedEx, UPS, air, and sea freight options for global delivery.
Q: How can I verify the authenticity of the bearing?
A: Our bearings include product labels with model details and production batch information. We can provide certification documents and quality inspection reports upon request to confirm authenticity.
Ready to order or need a quote?
Send your bearing designation,
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.
