Double Row Cylindrical Roller Bearing NU2311 EC ML/C3 with Brass Cage for Construction Machinery
<p>Ensure your construction machinery operates at peak efficiency with the reliable <strong>NU2311 EC ML/C3 double row cylindrical roller bearing</strong>, designed to handle heavy radial loads and reduce downtime in demanding worksite conditions. Its precision-engineered brass cage minimizes friction and heat buildup, extending component life even during continuous operation.</p><ul><li>Optimized C3 clearance ensures proper lubrication distribution and accommodates thermal expansion in high-torque applications</li><li>Separable inner and outer rings allow for easy maintenance and quick replacement, keeping your equipment back in service faster</li><li>Manufactured from high-grade bearing steel with 60-64 HRC hardness for exceptional durability against shock and wear</li></ul>
- 100% genuine -- COC & factory certificates available
- In-stock · bulk & small-batch orders accepted
- ISO · DIN · ABMA · JIS compliant
- Full customs clearance documentation provided
Product Details
Full Specifications & Description
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 |
| Specification | As Your Request |
| Origin | Jiangsu China |
| HS Code | 8482800000 |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Construction Machinery | Heavy-duty equipment components requiring reliable axial load handling |
Looking for a Reliable NU2311 EC ML/C3 Double Row Cylindrical Roller Bearing? Here's What Matters
Construction machinery operators know the frustration of premature bearing failure—downtime from worn components costs time and money, while navigating the complex landscape of bearing models and specifications can delay critical repairs. Finding a bearing that balances durability with precise fit becomes a daily challenge in demanding worksite conditions.
Built for Reliable, Long-Term Performance in Construction Machinery
The NU2311 EC ML/C3 double row cylindrical roller bearing addresses these challenges with its robust design tailored for construction machinery. Our extensive inventory and ISO 9001 certified supply chain ensure you get the right bearing when you need it, whether for scheduled maintenance or emergency repairs. The separated structure allows for easy installation and replacement, minimizing equipment downtime in the field.
Where This Bearing Performs Best
Designed for medium to large construction machinery components with outer dimensions between 120-190mm, this cylindrical roller bearing excels in applications involving axial loads and moderate misalignment. Its non-aligning design provides stability in heavy-duty operations, making it suitable for gearboxes, axles, and other critical drive components where consistent performance under variable loads is essential.
Engineering Details That Matter
The bearing's construction from high-quality bearing steel ensures a hardness of 60-64 HRC, delivering excellent wear resistance and fatigue life under continuous operation. The brass cage option offers superior heat dissipation compared to steel alternatives, maintaining structural integrity at elevated temperatures common in construction equipment. Available clearance grades (C0, C2, C3, C4, C5) allow precise matching to specific application requirements, from tight tolerance assemblies to those needing thermal expansion accommodation. Vibration grades Z1V1 to Z3V3 provide options for noise-sensitive environments, ensuring smooth operation in operator cabins and precision control systems.
Why Bearing Selection Affects Total Cost
Choosing the right double row cylindrical roller bearing directly impacts your equipment's total cost of ownership. A bearing with inadequate load capacity or improper clearance can lead to premature failure, causing secondary damage to adjacent components and requiring costly emergency repairs. Our NU2311 EC ML/C3 bearing's adherence to international dimensional standards ensures compatibility with existing equipment, eliminating the need for costly modifications. By selecting a bearing designed specifically for construction machinery applications, you reduce unplanned downtime and extend service intervals, ultimately lowering long-term operational expenses.
Quality You Can Rely On
Our manufacturing and inspection processes follow ISO 9001 standards, with rigorous testing of raw materials and finished products to ensure dimensional accuracy and performance. Each bearing undergoes hardness testing to verify the 60-64 HRC range, ensuring consistent quality across production batches. We provide a warranty against manufacturing defects, with clear documentation for traceability. Our global supply network allows us to source and deliver bearings according to your specific brand and specification requirements, with the flexibility to accommodate both standard and custom orders.
Packaging & Shipping
- Standard packaging includes carton and pallet for secure transportation
- Stock items available for same-day shipping
- Multiple logistics options including express courier, air freight, and sea transport
- Low minimum order quantity supported, from small replacement orders to large-scale fleet maintenance
Request a Quote for Your NU2311 EC ML/C3 Bearing
Whether you need a single replacement bearing or a bulk order for your construction fleet, we can provide competitive pricing and reliable delivery. Share your specific requirements including quantity and delivery location, and our technical team will confirm availability and provide a detailed quote. The sooner you confirm your order, the sooner we can arrange shipment to keep your equipment operational.
Frequently Asked Questions
Q: Do you support procurement of other bearing brands and models?
A: Yes, we offer comprehensive procurement services covering all major international brands and models, including SKF, NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, as well as domestic Chinese brands. We can source bearings according to your exact specifications.
Q: How can I confirm if this NU2311 EC ML/C3 bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the NU2311 EC ML/C3 specifications and provide confirmation.
Q: What is your warranty policy for bearings?
A: We provide a warranty against manufacturing defects. Specific warranty terms are detailed in our sales contract, typically covering material and workmanship issues. Defective products can be returned or replaced according to the agreed terms.
Q: What is the minimum order quantity for this bearing?
A: We support low minimum order quantities, including single-unit purchases for emergency replacements. For bulk orders, we can provide volume pricing based on quantity requirements.
Q: What are your shipping times and available logistics options?
A: In-stock bearings ship the same day. Delivery times vary by destination: express courier typically takes 3-5 days, air freight 5-7 days, and sea transport 20-30 days. We can arrange the most cost-effective option based on your urgency.
Q: Do you offer OEM/ODM customization services?
A: Yes, we support custom bearing production according to your technical drawings, specifications, or sample requirements, including specialized materials, dimensions, and performance characteristics.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we'll get back to you with pricing and lead time.
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Double Row Cylindrical Roller Bearing NU2311 EC ML/C3 with Brass Cage for Construction Machinery
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