Product Specifications
| Parameter |
Details |
| Model NO. |
21310EK |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Clearance |
C0 C3 C4 |
| Rolling Body |
Roller Bearings |
| The Number of Rows |
Double |
| Material |
Bearing Steel |
| Spherical |
Aligning Bearings |
| Load Direction |
Radial Bearing |
| Separated |
Unseparated |
| Specification |
50*110*27 mm |
| Trademark |
SKF |
| Origin |
Sweden |
| HS Code |
8482300000 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Bulldozers, Cranes |
| Mining |
Conveyors, Crushers, Drilling Equipment |
| Steel |
Rolling Mills, Continuous Casters |
Stop Equipment Downtime with Genuine SKF 21310EK Self-Aligning Roller Bearing
Construction machinery operators know the cost of unexpected downtime—each hour of halted work eats into project deadlines and profits. Many face the frustration of sourcing reliable bearings for critical equipment like excavators and loaders, only to receive counterfeit products that fail prematurely or struggle with multi-brand procurement delays. When your machinery relies on precise alignment and heavy radial loads, settling for substandard bearings isn’t just a risk—it’s a guarantee of costly repairs.
Genuine SKF 21310EK Bearings, In Stock and Ready for Your Construction Projects
As an official SKF distributor, we provide the authentic Self-Aligning Roller Bearing SKF 21310EK designed specifically for the rigors of construction machinery. With a dimension of 50*110*27mm, this bearing excels in applications where misalignment and heavy radial loads are common, such as excavator arm joints and loader transmission systems. Our large centralized inventory ensures you get the bearings you need without long lead times, while our ISO 9001 quality inspection system verifies every unit before shipment.
Engineered for Extreme Construction and Mining Conditions
The SKF 21310EK is built to perform in the toughest environments—from dusty construction sites to vibrating mining equipment. Its double-row roller design and self-aligning capability compensate for shaft misalignment up to 2 degrees, reducing stress on machinery components. The bearing steel material ensures durability under high loads, while clearance options (C0, C3, C4) allow customization for specific operating conditions, whether you need tight precision for machine tools or extra tolerance for thermal expansion in steel mills.
Technical Details That Maximize Machinery Performance
Every aspect of the SKF 21310EK contributes to its reliability. The precision rating options (P0 to P2) let you choose the right balance of accuracy and cost—P5 for high-speed applications like conveyor belts, or P0 for general-purpose machinery. The unseparated design simplifies installation and maintenance, critical for on-site repairs where time is limited. With its radial load capacity and self-aligning feature, this bearing minimizes wear on shafts and housings, extending the life of your equipment and reducing maintenance costs over time.
Why Genuine SKF Bearings Lower Your Total Cost of Ownership
Counterfeit bearings may seem cheaper upfront, but they often fail within months, leading to unplanned downtime, replacement parts, and labor costs that far exceed the initial savings. Genuine SKF bearings like the 21310EK are manufactured to strict quality standards, ensuring consistent performance and longer service life. Our clients in Australia, Russia, and Saudi Arabia report up to 30% fewer bearing-related breakdowns after switching to authorized suppliers, translating to significant savings in maintenance and lost productivity.
Why 1,200+ Global Clients Trust Our Bearing Solutions
Our reputation is built on tangible commitments to quality and service. As an official SKF distributor, every bearing comes with full traceability and authorization documentation. Our cross-brand technical team, with expertise in both European precision and American heavy-duty bearings, provides free选型 support to ensure you get the right bearing for your equipment. We serve 55+ countries with global logistics, offering centralized delivery even for mixed-brand orders. With 1 million+ units in production capacity and a proven track record of serving large EPC teams and mining integrators, we deliver the reliability that keeps your projects on schedule.
Packaging & Shipping
- Original SKF packaging with protective carton and pallet for secure transport
- Package dimensions: 13.00cm * 13.00cm * 4.70cm, gross weight 1.220kg
- 现货 available for 3-7 business day delivery to global destinations
- Flexible shipping via DHL, FedEx, UPS, air, or sea freight
- Real-time logistics tracking provided for all orders
- Minimum order quantity of 1 unit, ideal for emergency repairs or small-batch needs
Get Your SKF 21310EK Bearing Shipped Today
Don’t let bearing issues slow down your construction or mining operations. Send us your order details—including the SKF 21310EK model, quantity, and application—and our team will provide a quote within 24 hours. With现货 ready to ship, you can minimize downtime and get back to work faster. Your equipment deserves the reliability of genuine SKF bearings.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every bearing is sourced directly from SKF and comes with complete traceability documentation and authorization certificates.
Q: How do I confirm if the 21310EK fits my equipment?
A: Provide your machinery model or technical specifications (load, speed, misalignment), and our 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. We offer hassle-free returns for non-conforming products.
Q: What is the minimum order quantity?
A: We accept orders starting from 1 unit, supporting both emergency maintenance and bulk project requirements.
Q: How long does shipping take?
A:现货 items ship within 3-7 business days. Delivery time depends on your location and chosen logistics method (express, air, or sea).
Q: How can I verify the bearing’s authenticity?
A: Genuine SKF bearings feature unique laser markings, packaging with SKF holograms, and serial numbers that can be verified through SKF’s official channels. We provide all necessary documentation for authentication.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
