30bd40du 30bd219V 305523 30*55*23 Auto AC Compressor Bearing

Product Specifications

Application Suitability

Struggling with AC Compressor Bearing Reliability? The RN208M Series Delivers Consistent Performance

Finding the right cylindrical roller bearing for automotive AC compressors often means sifting through incompatible dimensions or dealing with early wear from substandard materials. When a bearing fails, it leads to costly downtime and repairs—not just for the compressor, but potentially the entire cooling system.

Engineered for Automotive AC Compressor Demands

The RN208M and RN208-E-XL-M1 cylindrical roller bearings are designed to address these challenges. With ISO 9001-certified production and rigorous material testing, they meet the radial load requirements of auto AC compressors while maintaining precise dimensions (40*70*18 mm) for seamless installation. Our extensive inventory ensures you can source this bearing quickly, whether you need a single unit or bulk quantities.

Optimized for Radial Load Applications

This cylindrical roller bearing excels in environments with high radial loads, such as the rotating shafts of AC compressors. Its separated structure allows for easy mounting and dismounting, simplifying maintenance. The non-aligning design ensures stability under consistent radial force, while the open seal type accommodates various lubrication methods to suit specific operating conditions.

Key Engineering Features That Impact Performance

The choice of materials directly influences bearing longevity: chrome steel and bearing steel options provide high hardness and wear resistance, critical for withstanding the continuous rotation in AC compressors. Precision ratings from P0 to P2 allow customization based on application tolerance needs—higher precision (P4/P2) reduces vibration (V1-V4 grades) for quieter operation. The iron, brass, or nylon cage options further tailor the bearing to temperature and load requirements, with brass cages offering superior heat resistance for under-hood environments.

Why Proper Bearing Selection Lowers Total Cost

Investing in a quality cylindrical roller bearing like the RN208M series reduces long-term costs. Inferior bearings with imprecise dimensions (outside diameter ranging from 35mm-180mm) or inadequate material hardness often fail prematurely, leading to compressor lock-up and system damage. By choosing a bearing that meets DIN, ISO, or JIS standards, you ensure compatibility with international equipment designs and minimize the risk of unplanned maintenance.

Quality You Can Rely On

Packaging & Shipping

• Standard packaging: 8cm×8cm×3cm cartons, with pallet options for bulk orders
• Lead time: 3-10 days, depending on order quantity
• Shipping methods: Courier, air freight, or sea freight available
• Minimum order quantity: Flexible, supporting small trial orders and large-scale purchases

Get Your RN208M Series Bearing Quote Today

Whether you need the RN208M, RN208-E-XL-M1, or any other cylindrical roller bearing, we can provide pricing and availability quickly. Share your required model, dimensions, and quantity, and our team will assist with your order.

Frequently Asked Questions