Expanding the possibilities of what gearboxes can achieve, ZF Gearboxes continues to explore new market opportunities that would further elevate their technological leadership. This strategic focus ensures that ZF not only meets but exceeds the evolving needs of a dynamic global market, reinforcing their commitment to delivering top-tier solutions across various industries.
Fast deliveries of yacht equipment, calculation, selection of analogues and spare parts. Send us your request and we will contact you ASAP with a solution. We deliver in Cyprus, throughout Europe and worldwide. More than 10 years of experience.
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You can also fill out the "Ask a question" form on the right or at the bottom of the page.
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1-2 weeks delivery time The ZF 634303718 Oil Seal (70002) is an 80×100×12 mm shaft seal designed for ZF SD10 marine propulsion systems. Made from NBR, it resists oils, saltwater, and high temperatures up to +130°C. Rated for 1.2 MPa pressure. Ensures reliable sealing and protection in harsh marine environments. |
$ 14.59
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1-2 weeks delivery time The ZF 634303746 O-Ring (2087) is a 72×82×10 mm Buna-N (NBR) seal for ZF marine transmissions. Withstands -40°C to +120°C and pressures up to 20 bar. Resistant to oils, fuels, and saltwater. Ensures leak-free performance in harsh marine environments. |
$ 1.07
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1-2 weeks delivery time The ZF 634303814 O-Ring (2062) is a 55×65×6 mm sealing ring made from NBR or FKM. Rated for 80 bar and temperatures from -40°C to +200°C. Suitable for marine engines, gearboxes, and hydraulics. Ideal for static and dynamic sealing in harsh environments. |
$ 1.07
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1-2 weeks delivery time The ZF 634304106 O-Ring (3425 NBR70) is a 34×42×4 mm sealing ring made of NBR 70 Shore A. Designed for gearboxes, pumps, and engines. Withstands up to 1.5 MPa and temperatures from -40°C to +120°C. Ideal for oils, fuels, and hydraulic fluids. |
$ 10.11
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1-2 weeks delivery time The ZF 634304401 Seal is a 50×75×8 mm elastomeric shaft seal for ZF marine transmissions. Withstands up to 30 bar pressure and -40°C to +120°C temperatures. Resistant to oils, fuels, and saltwater. Compatible with ZF 63, 85, 220 series. |
$ 5.57
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1-2 weeks delivery time The ZF 634304410 O-Ring is a 35×45×5 mm NBR seal with 70 Shore A hardness. Withstands temperatures from -40°C to +120°C and pressures up to 1.2 MPa. Suitable for oils, fuels, and hydraulic fluids. Ideal for gearboxes, pumps, and marine engines. |
$ 2.40
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1-2 weeks delivery time The ZF 634304688 O-Ring is a 48×68×6 mm elastomer seal with 70 Shore A hardness. Withstands -40°C to +150°C and up to 30 bar pressure. Compatible with oils, fuels, and saltwater. Ideal for ZF marine transmission systems. |
$ 8.50
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1-2 weeks delivery time The ZF 634306204 O-Ring is a 22×32×3.5 mm seal made of NBR or FKM with 70 Shore A hardness. Rated for -40°C to +150°C and up to 60 bar pressure. Ideal for dipsticks, gearboxes, and hydraulic systems in marine and industrial use. |
$ 1.07
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1-2 weeks delivery time The ZF 634306252 O-Ring is a 45×55×5 mm sealing ring made of NBR with 70 Shore A hardness. Designed for temperatures from -40°C to +120°C and pressures up to 1.5 MPa. Ideal for gearboxes, pumps, and hydraulic systems in marine, industrial, and automotive applications. |
$ 2.40
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1-2 weeks delivery time The ZF 634311025 Sealing Ring is an 80×100×10 mm rotary shaft seal designed for high-pressure and high-temperature applications. Made from NBR or FKM, it resists oils, fuels, and chemicals. Operates in -40°C to +180°C and up to 70 bar pressure. Ideal for gearboxes, pumps, and marine hydraulics. |
$ 36.10
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1-2 weeks delivery time The ZF 634311026 Sealing Ring is a 55×70×6 mm lip seal made of NBR for use in high-pressure systems. Withstands up to 5.0 MPa and temperatures from -40°C to +200°C. Suitable for gearboxes, pumps, and marine propulsion units. Easy press-fit design ensures reliable fluid retention. |
$ 36.10
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1-2 weeks delivery time The ZF 634313219 is a 94.5×102×4 mm O-Ring made of Viton (FKM), suitable for ZF marine transmissions and hydraulic systems. Withstands up to 150 bar and temperatures from -20°C to +200°C. Offers excellent resistance to oils, fuels, saltwater, and UV exposure. Designed for dynamic and static sealing applications. |
Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time The ZF 634319110 is a 50×70×12 mm radial oil seal made from Nitrile Butadiene Rubber (NBR), suitable for ZF marine transmissions and hydraulic systems. Designed for pressures up to 20 bar and temperatures from -30°C to +120°C. Provides reliable sealing against oils, lubricants, and environmental contaminants. |
$ 106.71
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1-2 weeks delivery time 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. |
$ 15.68
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1-2 weeks delivery time The ZF 634402174 is an 85×110×10 mm high-performance R-Ring seal for marine gearboxes and hydraulic systems. Made of oil- and saltwater-resistant elastomer, it handles pressures up to 70 bar and temperatures from -40°C to +200°C. Designed for long-lasting leak-free sealing in harsh environments. |
$ 27.36
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1-2 weeks delivery time The ZF 634402177 is a 150x3.5 mm sealing ring made of durable elastomer for use in hydraulic, marine, and industrial systems. Withstands up to 20 MPa and temperatures from -40°C to +150°C. Provides reliable leak prevention, contamination protection, and extended service life. |
$ 73.25
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1-2 weeks delivery time The ZF 634402178 is a 95x105x2.5 mm inner clutch piston ring made from a wear-resistant alloy for ZF marine transmissions. Ensures optimal hydraulic pressure retention, smooth clutch engagement, and long service life under high-temperature and high-load conditions. |
$ 97.95
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1-2 weeks delivery time The ZF 634402179 is a 62x80x4 mm R-Ring made of high-performance elastomer for marine and hydraulic systems. Withstands up to 100 bar and temperatures from -40°C to +220°C. Ideal for sealing in transmissions, pumps, and gearboxes. |
$ 92.90
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What electronic components are integrated into ZF Marine Gearboxes for enhanced functionality?
ZF Marine Gearboxes are equipped with advanced electronic components designed to enhance functionality and optimize performance. These components may include electronic control units (ECUs) that regulate engine speed, clutch engagement, and gear shifting for seamless operation. Additionally, some ZF Marine Gearboxes feature electronic sensors and monitoring systems to provide real-time data on oil temperature, pressure, and gearbox status, ensuring smooth and efficient drive operation. By integrating these electronic elements into their gearbox designs, ZF Marine ensures compatibility with a wide range of engine models and vessel types, including hybrid propulsion systems and crew boats designed for high-activity operations.
Are there any specific design features in ZF Marine Gearboxes that enable continuous operation in demanding marine environments?
ZF Marine Gearboxes are designed for use in demanding marine environments, featuring a robust product range that ensures continuous operation. The gearboxes are equipped with high-strength, lightweight materials and a unique cooling system to handle long durations of activity without overheating. Each series is compatible with a variety of propeller and shaft configurations, making them a versatile choice for any marine application. Please contact us for more details on how our ZF Marine products can meet your specific needs.
How do the materials used in ZF Marine Gearboxes contribute to their durability and performance?
The materials used in ZF Marine Gearboxes are selected to ensure high durability and optimal performance, enabling them to operate continuously in demanding marine conditions. These materials include high-grade alloys and advanced composites that withstand extreme mechanical stresses and corrosive environments. The rigorous material selection process is integral to the market-leading performance of ZF gearboxes, drawing from continuous research and development to enhance their robustness and longevity.