ZF 634319111 – High-Pressure Oil Seal 100x120x10 mm for Marine Gearboxes

ID 1232843

$ 15.68

1-2 weeks delivery time

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The ZF 634319111 is a 100×120×10 mm rotary shaft oil seal made from high-performance elastomer, designed for ZF marine gearboxes and hydraulic systems. Withstands up to 50 bar and -40°C to +180°C. Provides excellent sealing against oils, fuels, and water in high-stress environments.

Description
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ZF 634319111 – High-Pressure Oil Seal 100x120x10 mm for Marine Gearboxes

The ZF 634319111 Oil Seal is a high-durability sealing component designed for dynamic applications in ZF marine gearboxes, pumps, and hydraulic systems. Made from high-quality elastomer such as Nitrile Rubber (NBR) or Fluoroelastomer (FKM), this rotary shaft seal provides outstanding resistance to oils, fuels, water, and harsh industrial chemicals. It is engineered to perform under extreme operating conditions, supporting pressures up to 50 bar and temperatures from -40°C to +180°C.

Key Features:

High-performance elastomer construction (NBR or FKM)
Seals rotating shafts against oil, fuel, water, and chemicals
Withstands pressures up to 50 bar (725 psi)
Wide temperature range: -40°C to +180°C (-40°F to +356°F)
Optimized for dynamic sealing in marine and industrial environments
Reduces contamination and fluid loss, protecting critical components
Precise fit and easy press-in installation
High resistance to wear, chemical degradation, and environmental exposure

Specifications:

Part Number	ZF 634319111
Material	High-quality elastomer (NBR or FKM)
Inner Diameter	100 mm
Outer Diameter	120 mm
Thickness	10 mm
Temperature Range	-40°C to +180°C (-40°F to +356°F)
Maximum Pressure	50 bar (725 psi)
Seal Type	Rotary shaft seal
Hardness	70 Shore A
Oil & Fuel Resistance	Excellent
Chemical Resistance	High resistance to hydraulic oils and chemicals
Water Resistance	Fresh and saltwater
Application	Marine gearboxes, hydraulic systems, pumps, engines
Installation	Press-fit, easy installation
Durability	Designed for extended service life in harsh environments

Compatibility and Application:

The ZF 634319111 Oil Seal is engineered for use in ZF marine transmissions and high-pressure hydraulic systems. Its excellent sealing performance and resistance to temperature extremes, fluid exposure, and dynamic motion make it ideal for protecting rotating shafts in gearboxes and marine propulsion equipment. Suitable for both freshwater and saltwater environments, this seal ensures system integrity and long-term reliability.

Benefits:

Maintains leak-free performance under high-pressure conditions
Protects internal components from fluid ingress and contamination
Reduces maintenance frequency and repair costs
Ideal for harsh marine and industrial environments
Quick installation with precise and secure fit
Supports long-term operation with minimal wear and deformation