Heavy Duty Double Row Angular Contact Ball Bearing 3218-a with Steel/Copper/Nylon Cage for Construction Machinery
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Heavy Duty Double Row Angular Contact Ball Bearing 3218-a with Steel/Copper/Nylon Cage for Construction Machinery

Product ID: #4660
In Stock

<p>Minimize construction machinery downtime with the reliable performance of the <strong>SKF 3218-a</strong> double row angular contact ball bearing, engineered to handle heavy radial and axial loads in harsh job site conditions. This heavy-duty solution ensures consistent operation for critical equipment like excavators and cranes, reducing the need for frequent replacements.</p><ul><li>Choose from steel, copper, or nylon cages to optimize for your specific application—steel for high-temperature resilience, copper for enhanced heat dissipation, or nylon for reduced noise in precision systems</li><li>Bearing steel construction with P0-P6 precision ratings delivers long service life even under extreme vibration, supporting seamless project timelines</li></ul>

Key Advantages

  • Official authorized SKF genuine product with traceability certificate
  • ISO 9001 three-level quality inspection system
  • Global door-to-door logistics with real-time tracking
  • 10+ years technical team for selection and installation guidance
Product Details

Detailed Specifications

Minimize construction machinery downtime with the reliable performance of the SKF 3218-a double row angular contact ball bearing, engineered to handle heavy radial and axial loads in harsh job site conditions. This heavy-duty solution ensures consistent operation for critical equipment like excavators and cranes, reducing the need for frequent replacements.

  • Choose from steel, copper, or nylon cages to optimize for your specific application—steel for high-temperature resilience, copper for enhanced heat dissipation, or nylon for reduced noise in precision systems
  • Bearing steel construction with P0-P6 precision ratings delivers long service life even under extreme vibration, supporting seamless project timelines

Description

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 Excavators, Loaders, Cranes, Concrete Mixers
Industrial Machinery Conveyors, Gearboxes, Pumps, Compressors

Minimize Downtime with Genuine SKF 3218-a Double Row Angular Contact Ball Bearings

Construction machinery operators know the frustration of unexpected bearing failures—costing thousands in lost productivity and emergency repairs. Sourcing reliable heavy duty ball bearings often means coordinating with multiple suppliers, facing inconsistent quality, and waiting weeks for critical parts. When your equipment is down, every day matters.

SKF 3218-a Bearings: In Stock and Ready for Your Construction Equipment

Our SKF 3218-a double row angular contact ball bearing eliminates these headaches. As an official SKF distributor with WMS real-time inventory, we maintain stock of heavy duty bearings specifically engineered for the rigors of construction machinery. Each unit undergoes ISO 9001 three-level quality inspection before shipping, ensuring it meets the exacting standards required for your excavators, loaders, and other heavy equipment.

Engineered for Heavy Loads in Demanding Environments

This 3218-a bearing excels in applications where both radial and axial loads are present, common in construction machinery drivetrains and pivot points. Its double row design provides higher load capacity than single row alternatives, while the angular contact configuration ensures efficient power transmission even under misalignment. Whether operating in dusty job sites or varying temperatures, the robust bearing steel construction delivers consistent performance you can depend on.

Key Technical Features That Maximize Equipment Uptime

The SKF 3218-a’s precision rating options (P0 to P6) allow you to match bearing accuracy to your specific application—from general machinery to precision conveyors. Its cage material options (steel, copper, nylon) cater to different operating conditions: steel cages offer maximum durability for high shock environments, copper provides superior heat dissipation, and nylon reduces noise in moderate-load applications. Combined with oil or grease lubrication flexibility, this bearing adapts to your equipment’s unique requirements, extending service life and reducing maintenance intervals.

Why Genuine SKF 3218-a Bearings Deliver Lower Total Cost of Ownership

Non-genuine construction machinery bearings may save money upfront, but they often fail prematurely under heavy loads—leading to unplanned downtime, costly repairs, and potential safety risks. Our authentic SKF 3218-a bearings are manufactured to strict tolerances, ensuring proper fit and load distribution that minimizes wear on adjacent components. With ISO 9001 certification and full traceability, you avoid the hidden costs of counterfeit products and gain peace of mind knowing your equipment is protected by a bearing designed for the job.

Your Trusted Partner for Construction Machinery Bearings

With over 10 years serving the industrial bearing market, we’ve built a reputation for reliability among 2,000+ clients across 60+ countries. As an official SKF distributor, every 3218-a bearing comes with complete authorization documentation and our full after-sales support. Our technical team provides personalized application solutions, helping you select the right cage material and precision class for your equipment. When you need emergency parts, our global logistics network ensures door-to-door delivery, reducing your equipment’s idle time.

Packaging & Shipping

  • Original SKF packaging with product identification and batch traceability
  • Reinforced carton pallet packaging for secure transportation
  • 3-7 business days delivery for in-stock items
  • Flexible shipping options including DHL, FedEx, UPS, air, and sea freight
  • Real-time logistics tracking provided for all shipments
  • Minimum order quantity of 1 unit, supporting both maintenance and project requirements

Get Your SKF 3218-a Bearing Shipped Today

Don’t let equipment downtime impact your project timeline. Send us your SKF 3218-a bearing requirements, including quantity and application details, and our team will provide a quote within 24 hours. With our ready inventory and global shipping capabilities, we can have your bearing on the way quickly—so you can get back to work.

Frequently Asked Questions

Q: Are these genuine SKF 3218-a bearings?

A: Yes, we are an official authorized SKF distributor. Every bearing can be traced to the正品 supply chain, and we provide complete authorization documentation with your order.

Q: How do I confirm if the 3218-a is the right bearing for my equipment?

A: Our technical team can help verify compatibility. Provide your equipment model, application details, or existing bearing specifications, and we’ll confirm the correct bearing for your needs.

Q: What is your warranty policy for SKF bearings?

A: We stand behind the quality of all SKF products. Bearings are covered under the original manufacturer’s warranty, with replacement provided for any manufacturing defects.

Q: What is the minimum order quantity for the 3218-a bearing?

A: We accept orders for 1 unit, making us ideal for emergency maintenance situations as well as larger project requirements.

Q: How quickly can you ship the SKF 3218-a bearing?

A: In-stock bearings ship within 3-7 business days. We offer multiple shipping options to meet your timeline, including expedited services for urgent needs.

Q: How can I verify the authenticity of the SKF 3218-a bearing?

A: Each bearing comes with SKF’s original packaging and product markings. We also provide full traceability documentation, and you can verify authenticity using SKF’s official verification methods.

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10+ years technical team for selection and after-sales claims.

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