Automobile Air Conditioning Compressor Bearing 30BD4718DU 30BD4722DU 30BD5220DU 30BD5222DU Low Noise Long Life

Product Specifications

Application Industries

Eliminate AC Compressor Failures with 30BD Series Low Noise Bearings

Automotive air conditioning systems rely on smooth-running compressors to maintain cabin comfort, but failed bearings often lead to premature breakdowns, costly repairs, and customer complaints. Mechanics and manufacturers face challenges with inconsistent quality from generic suppliers, long lead times for replacement parts, and bearings that can't withstand the high-temperature, high-vibration environment of AC compressors.

30BD Series Bearings: Engineered for Automotive AC Compressor Reliability

Our Automobile Air Conditioning Compressor Bearing 30BD series, including models 30BD4718DU, 30BD4722DU, 30BD5220DU, and 30BD5222DU, addresses these pain points with precision manufacturing and tailored performance. As a professional bearing manufacturer with decades of export experience, we maintain rich stocks for immediate delivery, ensuring you can minimize downtime. These bearings are designed to fit seamlessly into automotive AC compressors, delivering the low noise operation and long service life critical for passenger comfort and vehicle durability.

Optimized Performance in Demanding AC Compressor Environments

Automotive AC compressors operate under continuous radial loads, rapid temperature fluctuations, and high rotational speeds—conditions that test bearing limits. The 30BD series excels here with its double-row design, which distributes load evenly to prevent premature wear. Whether in compact passenger cars or heavy-duty commercial vehicles, these bearings maintain stability across the typical operating temperature range of automotive air conditioning systems, ensuring consistent performance even during peak summer usage.

Technical Excellence That Drives Longevity

The performance of the 30BD series stems from critical technical features. Crafted from high-grade bearing steel, these bearings offer superior hardness and wear resistance compared to standard materials, directly contributing to their long life. Precision ratings from P0 to P2 ensure minimal radial runout, reducing vibration and noise—a key advantage for passenger comfort. The double-row configuration enhances radial load capacity, allowing the bearing to handle the dynamic forces generated by compressor operation without deformation. Additionally, compatibility with both grease and oil lubrication provides flexibility for different compressor designs and maintenance requirements.

Why Compromise on AC Compressor Bearings?

Choosing substandard bearings for AC compressors creates hidden costs: frequent replacements, increased labor for repairs, and customer dissatisfaction from noisy or failing air conditioning. Genuine 30BD series bearings, however, reduce total cost of ownership through extended service life and reliable performance. Meeting international standards, these bearings undergo strict quality control—from incoming material inspection to full-process production supervision—ensuring they perform as expected in real-world conditions. The low noise feature also eliminates the need for additional sound dampening, simplifying compressor design and reducing overall system costs.

Our Commitment to Reliable Supply

Packaging & Shipping

• Secure carton pallet packaging protects bearings during transit, ensuring they arrive in optimal condition
• Sample orders ship within 3-5 working days, bulk orders within 5-15 working days
• Multiple transport options including sea and air freight to meet your delivery timeline
• Real-time logistics tracking provided for all shipments
• Flexible order quantities with 1 piece MOQ for standard bearings, ideal for both maintenance and production needs

Get the Right Bearing for Your AC Compressor Today

Don’t let bearing failures disrupt your production or repair schedules. The 30BD series is in stock and ready to ship, ensuring you can keep your operations running smoothly. Whether you need a single replacement or bulk order, we provide the same level of quality and service—backed by decades of bearing manufacturing expertise.

Frequently Asked Questions