ZF 326578 - Sealing Ring for ZF Marine Transmissions (Ø50x65x8 mm, 150 PSI)

ID 1232627

1-2 weeks delivery time

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The ZF 326578 Sealing Ring is a Ø50x65x8 mm high-performance lip seal designed for ZF marine transmissions. Made from marine-grade elastomer, it resists saltwater, temperatures from -40°C to 120°C, and pressure up to 10.3 bar (150 PSI). Ideal for dynamic and static sealing, it ensures leak-free operation and long service life in harsh marine environments.

Description
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ZF 326578 - Sealing Ring for ZF Marine Transmissions (Ø50x65x8 mm, 150 PSI)

The ZF 326578 Sealing Ring is a precision-engineered elastomer component designed to provide a leak-proof seal in ZF marine transmissions and similar high-pressure systems. Suitable for both dynamic and static applications, it prevents oil and fluid leakage even under extreme temperature and pressure conditions. Built from marine-grade rubber (Nitrile, EPDM, or Viton), this sealing ring is resistant to saltwater, wear, and thermal degradation. Its quick-fit design ensures simple installation and maintenance, making it ideal for commercial and recreational marine vessels.

Key Features:

Designed for ZF marine transmission sealing applications
Robust elastomer construction for extended wear life
Lip seal design for secure fluid retention under pressure
Resistant to saltwater, oil, heat, and environmental degradation
Handles dynamic and static sealing requirements
Quick and easy installation reduces downtime
Long service life up to 5,000 hours under operating conditions

Technical Specifications:

Part Number	ZF 326578
Type	Lip Seal / Sealing Ring
Material	High-performance elastomer (e.g., Nitrile, EPDM, or Viton)
Inner Diameter	50 mm
Outer Diameter	65 mm
Thickness	8 mm
Temperature Range	-40°C to 120°C (-40°F to 250°F)
Pressure Rating	Up to 10.3 bar (150 PSI)
Hardness	70–75 Shore A
Compression Set	≤ 25% at 70°C for 22 hours
Elongation at Break	≥ 250%
Elastic Modulus	1.5–2 MPa
Weight	0.25 kg (approx.)
Compatibility	ZF Marine Transmissions and similar systems
Country of Origin	Germany
Service Life	Up to 5,000 operating hours
Certification	Meets industry standards for marine sealing components

Benefits:

Prevents fluid leakage under pressure, improving system reliability
Resistant to marine conditions: saltwater, heat, oil, and pressure
Easy to install with a quick-fit lip seal design
Reduces maintenance and extends operational intervals
Ideal for both commercial and recreational marine vessels
Provides dynamic and static sealing with excellent resilience
Compatible with a wide range of ZF marine gearboxes and components