Product Specifications
| Parameter |
Details |
| Model NO. |
NNU4960B/SPW33 |
| Type |
Roller |
| Selling Units |
Single Item |
| Single Gross Weight |
0.250 Kg |
| Inner Diameter |
300 mm |
| Number of Row |
Double Row |
| Structure |
Cylindrical |
| Seals Type |
Open |
| Trademark |
SKF |
| Origin |
China |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Bulldozers |
| Mining |
Crushers, Conveyors, Grinding Mills |
| Steel & Metallurgy |
Rolling Mills, Continuous Casters |
| Industrial Machinery |
Heavy-duty Gearboxes, Presses |
Minimize Downtime with Genuine SKF NNU4960B/SPW33 Cylindrical Roller Bearing for Heavy Machinery
Heavy machinery operators know the cost of unexpected downtime—hours of lost production, expensive repairs, and missed deadlines. When critical components like bearings fail prematurely, the root cause often traces back to unreliable suppliers or mismatched specifications. Sourcing the right double row roller bearing for high-load applications shouldn’t require navigating multiple vendors or compromising on quality.
Genuine SKF NNU4960B/SPW33 Bearings: In Stock and Ready to Ship
As an official SKF distributor, we eliminate the guesswork from procuring heavy machinery bearings. The SKF NNU4960B/SPW33 cylindrical roller bearing combines European precision with robust construction, making it ideal for equipment subjected to radial loads and high-speed rotation. Our centralized inventory ensures this critical component is available for immediate dispatch, supporting your maintenance schedules and project timelines without unnecessary delays.
Engineered for Demanding Heavy Machinery Environments
This open type cylindrical bearing excels in industrial environments where reliability under heavy loads is non-negotiable. With its double row design, it delivers superior load distribution across the inner diameter of 300 mm, making it suitable for large gearboxes, mining crushers, and construction equipment. The bearing’s optimized internal geometry reduces friction and heat generation, ensuring consistent performance even in continuous operation scenarios.
Technical Design That Drives Performance
The SKF NNU4960B/SPW33’s engineering details directly impact your equipment’s uptime. Its double row configuration increases radial load capacity compared to single row alternatives, allowing it to handle higher stress in heavy machinery applications. The open seal type facilitates easy lubrication maintenance, critical for extending service life in dusty or contaminated environments. As a genuine SKF bearing, it adheres to strict manufacturing tolerances, ensuring precise fit and alignment that generic alternatives often fail to match.
Why Authenticity Matters for Your Bottom Line
Choosing counterfeit or low-quality cylindrical roller bearings may seem cost-effective initially, but the hidden expenses add up quickly. Premature failures can cause secondary damage to shafts, housings, and other components, multiplying repair costs. Genuine SKF bearings undergo rigorous testing to meet ISO 9001 standards, reducing the risk of unexpected breakdowns. With a proven track record in industrial equipment, the SKF NNU4960B/SPW33 minimizes total cost of ownership by delivering predictable performance and longer service intervals.
Your Trusted Partner for Bearing Solutions
With 1,200+ clients across 55+ countries, we’ve built our reputation on reliability and专业 knowledge. As an official SKF distributor, every NNU4960B/SPW33 bearing comes with complete traceability documentation and authorization verification. Our cross-brand technical team ensures proper选型 for your specific application, while our unified ISO 9001 quality inspection system guarantees that each bearing meets original specifications before shipment. Whether you need a single unit for emergency repair or bulk orders for project installations, our one-stop procurement process simplifies supplier management.
Packaging & Shipping
- Original SKF packaging with product identification and batch traceability
- Reinforced outer packaging to prevent damage during transit
- Global logistics options including DHL, FedEx, UPS, air, and sea freight
- Real-time shipment tracking provided upon dispatch
- Minimum order quantity: 1 piece, supporting emergency maintenance needs
Secure Your Heavy Machinery’s Performance Today
Don’t let bearing issues disrupt your operations. The SKF NNU4960B/SPW33 cylindrical roller bearing is in stock and ready to ship—order now to maintain your equipment’s reliability and keep production on schedule.
Frequently Asked Questions
Q: Is this a genuine SKF bearing?
A: Yes, we are an official SKF authorized distributor. Every bearing can be traced to the original supply chain and comes with complete authorization documentation.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment model or technical specifications, and our cross-brand technical team will verify compatibility at no cost.
Q: What is the warranty policy?
A: All SKF bearings come with the manufacturer’s warranty, covering manufacturing defects with unconditional replacement.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, supporting both emergency repairs and small-scale procurement needs.
Q: How long does shipping take?
A: In-stock items ship within 3-7 business days. We offer flexible shipping via DHL, FedEx, UPS, air, or sea freight based on your urgency.
Q: How can I verify the bearing’s authenticity?
A: Genuine SKF bearings include unique packaging with security features, laser-etched markings, and verification codes that can be checked through SKF’s official channels. We provide full traceability documentation with each order.
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