NTN NS223540 Axle Differential Seal

The NTN NS223540 is a precision-engineered axle differential seal designed to prevent lubricant leakage and contamination in automotive differential assemblies. This seal provides a critical barrier between the rotating axle shaft and the differential housing, maintaining proper fluid levels while protecting internal components from dirt, moisture, and debris.

Key Features:

• Precision-molded construction for reliable sealing performance
• High-quality elastomer material resistant to petroleum-based gear oils
• Metal case construction for dimensional stability and proper press-fit installation
• Engineered spring-loaded lip design maintains constant contact pressure
• Temperature-resistant compounds for extended service life
• Prevents differential fluid leakage and axle bearing contamination

NTN is a trusted name in bearing and seal manufacturing, producing OE-quality replacement components for automotive and light truck applications. This differential seal is manufactured to strict tolerances to ensure proper fitment and long-lasting performance in demanding drivetrain environments.