Product Specifications
| Parameter | Details |
|---|
| Model NO. | Double Row Angular Contact Ball Bearing |
| Separated | Separated |
| Rows Number | Double |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0 P2 P4 P5 P6 |
| Type | Ball |
| Structure | Angular Contact |
| Cage | Steel Cage.Copper Cage.Nylon Cage |
| Lubrication | Oil Grease |
| Transport Package | Carton Pallet |
| Trademark | SKF |
| Origin | Jiangsu China |
Application Industries
| Industry | Typical Equipment |
|---|
| Construction Machinery | Excavators, Loaders, Cranes, Bulldozers |
| Industrial Machinery | Gearboxes, Pumps, Compressors, Conveyors |
| Heavy Equipment | Mining Machinery, Agricultural Machinery, Material Handling Equipment |
Stop Equipment Downtime with SKF 3218-a Double Row Angular Contact Ball Bearing
Construction machinery operators know the cost of unexpected downtime—every hour a loader or excavator sits idle eats into project deadlines and profitability. Finding reliable replacement bearings that can handle heavy loads and harsh job site conditions often means juggling multiple suppliers, facing long lead times, or risking counterfeit parts that fail prematurely.
SKF 3218-a Bearing: Engineered for Heavy-Duty Construction Applications
Our Heavy Duty Double Row Angular Contact Ball Bearing 3218-a with Steel Cage is designed to address these challenges. As an official SKF solution provider, we ensure every bearing meets SKF global quality standards, with full-process quality control from procurement to delivery. This bearing excels in construction machinery where radial and axial loads combine, such as in excavator arm joints, crane booms, and loader transmissions.
Built to Perform in Demanding Conditions
This double row angular contact ball bearing delivers exceptional performance in the tough environments of construction sites. Its robust steel cage maintains ball alignment under heavy loads, while the angular contact design handles combined radial and axial forces—critical for equipment operating at variable speeds and under shock loads. Whether facing dust, vibration, or temperature fluctuations, this bearing provides the stability needed to keep machinery running.
Key Technical Features That Matter
The SKF 3218-a bearing’s specifications directly impact its reliability and service life. The bearing steel construction ensures high durability and resistance to wear, even under continuous operation. Precision ratings from P0 to P2 allow for customization based on application requirements—P2 grade, for example, minimizes vibration in high-speed components like mixer drums. The steel cage option offers superior strength compared to nylon alternatives, making it ideal for heavy-duty cyclic loading common in construction equipment. Lubrication compatibility with both oil and grease provides flexibility for maintenance teams to follow equipment manufacturer recommendations.
Why Genuine SKF Bearings Lower Total Cost of Ownership
Choosing genuine SKF bearings over counterfeit alternatives reduces long-term costs significantly. Counterfeit bearings often fail within months, leading to repeated replacements, unplanned downtime, and potential damage to adjacent components like shafts or housings. A single failure in a critical construction machine can cost thousands in lost productivity. Our SKF 3218-a bearing, backed by SKF’s engineering expertise, delivers consistent performance and longer service intervals, lowering maintenance costs and improving equipment uptime—a smarter investment than risking cheaper, unproven alternatives.
Your Trusted Partner for Construction Machinery Bearings
With over 900 clients across 50+ countries, we’ve built our reputation on reliability and专业 service. As an official SKF authorized provider, every bearing comes with complete traceability and documentation. Our sealing and lubrication engineering team can assist with application-specific recommendations, ensuring optimal bearing performance. We maintain a large inventory to support fast emergency maintenance delivery, with most orders shipped within 3-7 business days. For one-stop procurement, we also offer complementary products like mounting tools and condition monitoring equipment, simplifying supplier management for your maintenance team.
Packaging & Shipping
- Original SKF packaging with protective carton and pallet for secure transport
- 现货 available for fast delivery within 3-7 business days
- Flexible shipping options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time logistics tracking provided for all orders
- Minimum order quantity of 1 unit, ideal for emergency repairs and small-batch requirements
Keep Your Construction Equipment Running—Order Today
Don’t let bearing failures delay your projects. The SKF 3218-a Double Row Angular Contact Ball Bearing is ready to ship, with the quality and reliability you need to keep your construction machinery operational. Send us your order details now, and our team will confirm availability and provide a quote within 24 hours.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized solution provider. Every bearing is sourced directly from SKF and comes with complete traceability documentation to verify authenticity.
Q: How do I confirm if this bearing fits my equipment?
A: Provide your equipment model, application details, or existing bearing dimensions, and our technical team will verify compatibility at no cost.
Q: What is the warranty policy?
A: All SKF bearings are covered by SKF’s standard manufacturer warranty, which includes replacement for manufacturing defects.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, making it easy to source emergency replacement bearings for critical machinery.
Q: How quickly can I receive my order?
A: In-stock bearings are typically shipped within 3-7 business days, with expedited shipping options available for urgent requirements.
Q: How can I verify the bearing’s authenticity?
A: Genuine SKF bearings include unique packaging with security features, laser-etched part numbers, and serial numbers that can be verified through SKF’s official channels. We provide all necessary documentation for authentication.
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