National 711024 Engine Crankshaft Seal - Front

Overview of National 711024 Engine Crankshaft Seal

The National 711024 engine crankshaft seal is designed to provide reliable oil sealing for various GM and Saab vehicles. Featuring a PTFE material construction and a clockwise-spiral lip design, this oil seal ensures effective sealing performance for engine crankshafts.

• Clockwise-spiral helix type lip design for efficient oil retention
• Constructed from durable PTFE material for enhanced wear resistance
• Housing bore diameter of 55.000 mm (2.165 inches)
• Outside diameter of 55.200 mm (2.173 inches) for precise fit
• Shaft diameter of 42.000 mm (1.654 inches) compatible with specified models
• Width of 7.000 mm (0.276 inches) for optimal sealing depth
• Part of the National 711000 series for consistent quality

Detailed Product Description

The National 711024 crankshaft seal is engineered with a PTFE sealing lip that offers excellent resistance to heat, chemicals, and wear, making it suitable for demanding engine environments. The clockwise-spiral helix lip design helps to direct oil back into the engine, reducing leakage and maintaining proper lubrication. With precise dimensions including a 55 mm housing bore and a 42 mm shaft diameter, this seal fits a range of vehicles including Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Saab, Saturn, and Suzuki models such as the 9-3, 9-5, Camaro, Equinox, Malibu, and Traverse.

Applications and Problem Solving

• Prevents oil leaks around the engine crankshaft
• Reduces contamination of engine oil by external debris
• Maintains engine lubrication integrity for improved performance
• Helps avoid premature engine wear caused by oil loss
• Compatible with multiple GM and Saab vehicle models for versatile use

Installation Notes and Tips

Ensure the crankshaft and housing bore are clean and free of debris before installation. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lip. Verify the seal orientation matches the clockwise-spiral helix design for optimal oil retention. Avoid using excessive force during installation to prevent deformation.

Quality Assurance and Warranty

National 711024 crankshaft seals are manufactured to meet industry standards for durability and performance. The PTFE material and precision engineering contribute to long service life under normal operating conditions. Warranty details should be confirmed with the original equipment manufacturer or distributor.