MAN Diesel & Turbo 90901-63-328 O-Ring

Description:

The 6L70MC O-Ring 90901-63-328 is a sealing ring used to prevent leakage of fluids and gases in marine diesel engine systems. Commonly installed in MAN B&W 6L70MC marine engines, piping assemblies, cooling systems, fuel systems, and lubrication circuits requiring reliable static or dynamic sealing. Maintenance teams, marine engineers, and overhaul technicians use this O-ring for replacement, preventive maintenance, and engine rebuilds to maintain leak-free operation and system integrity.

Applications:

The 6L70MC O-Ring 90901-63-328 is used in MAN B&W 6L70MC two-stroke marine diesel engines and associated auxiliary systems. It provides a pressure-tight seal between mating components in fuel, lubricating oil, cooling water, and hydraulic circuits, helping prevent leaks, maintain operating pressure, and ensure reliable engine performance in marine environments.

Technical Specifications:

• Manufacturer: MAN B&W (application)
• Manufacturer Part Number (MPN): 90901-63-328
• Product Type: O-ring
• Engine Model: 6L70MC
• Function: Provides leak-tight sealing between mating components
• Seal Type: Elastomer O-ring
• Material: Nitrile, Viton, EPDM, or equivalent (application dependent)
• Compatible Equipment: MAN B&W 6L70MC marine diesel engines
• Installation: Fits into a machined sealing groove between mating components
• Operating Environment: Marine engine and auxiliary systems
• Application: Fluid and gas sealing
• Designed For: Preventing leakage in fuel, lubrication, cooling, and hydraulic systems

Common Replacements:

• MAN B&W 90901-0063-328 O-ring
• OEM marine engine O-ring 90901-63-328
• Equivalent nitrile marine engine O-ring