National 714436 Engine Crankshaft Seal - Front

Overview of National 714436 Engine Crankshaft Seal

The National 714436 engine crankshaft seal is designed to provide reliable sealing performance for various vehicle models including Buick, Cadillac, Hyundai, Kia, Oldsmobile, Pontiac, Saab, Saturn, and Suzuki. Engineered with nitrile material, this oil seal ensures durability and effective protection against oil leaks.

• Inside diameter: 1.378 inches (35.000 mm)
• Outside diameter: 1.898 inches (48.200 mm)
• Thickness/width: 0.315 inches (8.000 mm)
• Sealing material: Nitrile for resistance to oil and heat
• Compatible with multiple makes and models such as Cadillac CTS, Hyundai Accent, Pontiac Grand Am, and Saab 9-5

Detailed Product Description and Specifications

The National 714436 crankshaft seal is part of the 714000 series, crafted from nitrile material known for its oil resistance and durability under engine operating conditions. With an inside diameter of 1.378 inches (35 mm) and an outside diameter of 1.898 inches (48.2 mm), this seal fits precisely into housings with a bore size of approximately 1.890 inches (48 mm). The 0.315 inch (8 mm) thickness ensures a secure fit and effective sealing around the crankshaft, preventing oil leaks and contamination.

This oil seal is designed for use in a variety of vehicles, including Buick LeMans, Cadillac CTS, Hyundai Accent, Kia Optima, Oldsmobile Firenza, Pontiac Grand Am, Saab 9000, Saturn Vue, and Suzuki L300. The part number 714436 corresponds to this specific seal, ensuring compatibility and ease of identification for maintenance and repair.

Applications and Common Issues Addressed

• Prevents oil leaks around the engine crankshaft
• Protects engine components from dirt and debris intrusion
• Maintains proper oil pressure within the engine
• Reduces wear on crankshaft bearings by maintaining lubrication
• Helps avoid engine overheating caused by oil loss

Installation Notes and Tips

• Ensure the housing bore is clean and free of debris before installation
• Verify the correct orientation of the seal lip towards the oil side
• Use appropriate tools to press the seal evenly into the housing bore
• Check shaft surface for wear or damage before installing the seal
• Lubricate the seal lip lightly with clean engine oil to ease installation

Quality Assurance and Warranty Information

National engine crankshaft seals are manufactured to meet industry standards for durability and performance. The nitrile material used in the 714436 seal offers resistance to oil, heat, and wear, contributing to a longer service life. While specific warranty details may vary, National typically provides coverage against manufacturing defects to ensure customer confidence in their products.