Lathe N322e NJ322e NF322e NU322e NUP322e Cylindrical Roller Bearing

Product Specifications

Application Suitability

Need Reliable Wheel Hub Bearings? Here’s What Prevents Unexpected Failures

Finding the right wheel hub bearing can be a hassle—mismatched dimensions lead to installation delays, while low-quality materials cause premature wear that leaves vehicles stranded. With so many brands and specifications on the market, getting the exact replacement you need often means juggling multiple suppliers.

Engineered for Consistent Performance in Automotive Applications

Our wheel hub bearings are designed to solve these challenges. As a supplier with ISO 9001-certified production processes, we ensure each bearing meets strict quality standards for material strength and precision. Available in models like DAC39740039 ZZ and DAC40720037 4RS, these bearings fit a range of automotive wheel hub assemblies, with options for sealed (2RS, 4RS) or shielded (ZZ) designs to suit different environmental conditions.

Optimal Performance in Radial Load Environments

This double-row radial bearing excels in applications where consistent radial load handling is critical. With a 37*72*37mm specification, it’s engineered to withstand the dynamic forces of vehicle operation, from daily commuting to heavy-duty use. The unseparated design ensures easy installation, while vibration ratings (Z1V1 to Z3V3) help minimize noise and ensure smooth rotation at various speeds.

Key Engineering Features That Impact Reliability

The choice of bearing steel as the primary material provides excellent硬度 and wear resistance, critical for withstanding the repetitive stress of wheel rotation. Precision ratings from P0 to P2 allow selection based on application demands—higher precision (P4, P2) for performance vehicles, standard precision (P0, P6) for general use. The option for grease or oil lubrication adds flexibility, letting you match maintenance protocols to your operational needs. Additionally, the double-row configuration enhances load-carrying capacity compared to single-row alternatives, extending service life in high-stress conditions.

Why Choosing the Right Bearing Lowers Long-Term Costs

Selecting a quality wheel hub bearing directly affects total cost of ownership. A bearing with subpar material or imprecise dimensions may fail early, leading to costly vehicle downtime, towing expenses, and potential damage to adjacent components like axles or brake systems. Our bearings, tested for dimensional accuracy and surface hardness, reduce the risk of premature failure, ensuring longer service intervals and fewer replacements. By investing in a reliable bearing upfront, you avoid the hidden costs of frequent repairs and maintenance.

Quality You Can Rely On

Packaging & Shipping

• Packaged in cartons and pallets for secure transportation
• In-stock items available for immediate shipment
• Transport options include sea, air, or express delivery
• Low minimum order quantity supported for both small and large purchases

Get a Quote for Your Wheel Hub Bearing Needs

Whether you need a specific model like DAC39740039 ZZ or require assistance identifying the right replacement, we’re here to help. Provide your bearing model, dimensions, or application details, and our team will confirm availability and pricing. The sooner you reach out, the faster we can arrange delivery to keep your operations running smoothly.

Frequently Asked Questions