Elring 268.030 Multi-Purpose Seal Ring

Reliable Multi-Purpose Seal Ring for BMW Models

The Elring 268.030 multi-purpose seal ring is designed to provide dependable sealing performance for select BMW vehicles. Crafted from durable nitrile butadiene rubber (NBR), this O-ring ensures a secure fit and effective sealing in critical engine and mechanical applications.

• Material: NBR (nitrile butadiene rubber) for resistance to oils and fuels
• Inside Diameter: 21.3 mm for precise fitment
• Outside Diameter: 24.86 mm ensuring proper sealing surface
• Thickness: 1.78 mm for optimal compression and durability
• Shape: O-ring design for versatile sealing applications

Technical Details and Material Properties

The Elring 268.030 seal ring is manufactured from nitrile butadiene rubber, a material known for its excellent resistance to petroleum-based fluids, oils, and greases. The O-ring shape provides a uniform sealing surface that maintains integrity under pressure and temperature variations. With an inside diameter of 21.3 mm and an outside diameter of 24.86 mm, this seal ring is engineered to fit precisely in designated sealing grooves, minimizing the risk of leaks. The 1.78 mm thickness balances flexibility and strength, ensuring long-lasting performance in demanding automotive environments.

Compatible BMW Models and Applications

This multi-purpose seal ring is compatible with a range of BMW models, including the 550i, 650Ci, 650i, 750i, 750Li, and X5. It is suitable for use in various sealing points within these vehicles where an O-ring of these dimensions and material properties is required.

• Sealing oil passages and fluid connections
• Preventing leaks in engine components
• Maintaining pressure integrity in hydraulic systems
• Replacing worn or damaged O-rings in maintenance tasks
• Ensuring reliable sealing in cooling or fuel systems

Installation Notes and Tips

When installing the Elring 268.030 seal ring, ensure the sealing surface and groove are clean and free of debris. Lubricate the O-ring lightly with compatible oil or grease to facilitate installation and prevent twisting or damage. Verify the correct orientation and seating of the seal ring to maintain effective sealing. Avoid overstretching or cutting the O-ring during installation to preserve its sealing properties.

Quality Assurance and Warranty

Elring is recognized for producing high-quality sealing components that meet OEM specifications. The 268.030 multi-purpose seal ring undergoes strict quality control to ensure dimensional accuracy and material consistency. While specific warranty details are not provided, Elring products typically conform to industry standards for durability and performance in automotive applications.