Double Row Angular Contact Ball Bearing 3218-a with Steel Cage for Construction Machinery

Product Specifications

Application Suitability

Need a Reliable SKF 3218-a Double Row Angular Contact Ball Bearing for Construction Machinery?

Finding the right bearing for construction machinery can be challenging—size mismatches cause installation delays, poor material quality leads to premature wear, and sourcing specific models often requires multiple suppliers. These issues cost time and money, especially when equipment downtime impacts project deadlines.

Built for Demanding Construction Machinery Environments

Our SKF 3218-a double row angular contact ball bearing addresses these challenges with precision engineering and reliable performance. As a supplier covering full-range bearing products, we ensure this bearing meets international standards, with separated design and double row structure that handles radial loads effectively in heavy machinery applications. Whether for excavators, loaders, or other construction equipment, this bearing delivers the durability needed for tough worksites.

Optimal Performance in Heavy-Duty Conditions

This double row angular contact ball bearing excels in construction machinery where radial loads are constant and alignment precision is critical. Operating in environments with vibration, dust, and variable temperatures, its bearing steel material and steel cage provide stability under stress. The angular contact design ensures efficient load distribution, making it suitable for pivot points and rotating components that require consistent performance.

Key Engineering Features for Reliability

The SKF 3218-a bearing incorporates several critical features that enhance its functionality. The double row structure increases load-carrying capacity compared to single row bearings, while the separated design allows for easier installation and maintenance. Precision ratings from P0 to P6 ensure compatibility with different equipment tolerance requirements—higher precision grades (P2, P4) suit applications where minimal runout is essential. The steel cage option offers superior strength at elevated temperatures, a common requirement in construction machinery operating under heavy loads.

Why Choosing the Right Bearing Reduces Total Costs

Selecting a high-quality double row angular contact ball bearing like the SKF 3218-a minimizes long-term expenses. Inferior bearings may cost less initially but lead to frequent replacements, equipment downtime, and potential damage to adjacent components. This bearing’s robust construction and strict quality control reduce failure risks, lowering maintenance costs over time. By adhering to ISO 9001 production standards, we ensure each unit meets consistent quality benchmarks, supporting reliable equipment operation and reducing unplanned repairs.

Quality You Can Trust in Every Unit

Packaging & Shipping

• Packaged in carton and pallet for secure transportation
• Available from stock for prompt delivery
• Flexible shipping options including express, air, and sea freight
• Low minimum order quantities to support both small and large scale purchases

Get Your SKF 3218-a Bearing Quote Today

Whether you need a single unit or bulk order, provide the bearing model, dimensions, and quantity, and we’ll deliver a competitive quote with lead time. Our full-range procurement capabilities mean we can also assist with other bearing types or brands—let us know your requirements, and we’ll ensure timely delivery to keep your operations running smoothly.

Frequently Asked Questions