National 710836 Differential Pinion Seal - Front Outer

National 710836 Differential Pinion Seal Overview

The National 710836 differential pinion seal is engineered for reliable sealing performance in Dodge Ram 1500 driveline systems. Designed with precision dimensions and durable materials, this oil seal helps maintain proper lubrication and prevents leaks in your vehicle's differential assembly.

• Inside diameter: 1.693 inches (43.000 mm)
• Outside diameter: 3.039 inches (77.200 mm)
• Flanged outside diameter: 3.248 inches (82.500 mm)
• Thickness: 0.433 inches (11.000 mm)
• Overall width with side lip: 0.707 inches (18.000 mm)
• Material: Fluoro-elastomer for enhanced chemical and heat resistance
• Bi-directional lip design for effective sealing under varying rotational directions
• Compatible housing bore: 3.032 inches (77.000 mm)

Technical Details and Material Specifications

This National differential pinion seal (part number 710836) features a fluoro-elastomer construction, providing excellent resistance to heat, oil, and other automotive fluids. The bi-directional lip design ensures a secure seal around the pinion shaft, which measures 1.693 inches in diameter, preventing fluid leakage in both forward and reverse rotations. The flanged outside diameter of 3.248 inches allows for a secure fit within the differential housing bore of 3.032 inches, ensuring proper installation and long-term durability.

Compatible Vehicles and Applications

This differential pinion seal is specifically compatible with Dodge Ram 1500 models, making it a suitable replacement part for maintaining driveline integrity. The precise fitment helps prevent common issues such as oil leaks and contamination in the differential assembly, which can lead to premature wear or failure.

• Prevents oil leaks from the differential pinion shaft
• Protects differential components from dirt and debris ingress
• Maintains proper lubrication within the differential housing
• Reduces risk of differential noise caused by fluid loss
• Helps avoid costly drivetrain repairs due to seal failure

Installation Notes and Tips

When installing the National 710836 differential pinion seal, ensure the housing bore and shaft are clean and free of debris. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lip. Verify the seal orientation matches the bi-directional lip design for optimal performance. Lubricate the seal lip lightly with differential oil before installation to reduce initial wear.

Quality Assurance and Warranty

National manufactures the 710836 differential pinion seal to meet industry standards for durability and performance. The fluoro-elastomer material and precise engineering contribute to a reliable sealing solution for Dodge Ram 1500 differentials. While specific warranty details may vary, National products typically come with a limited warranty against manufacturing defects, ensuring confidence in the part's quality and longevity.