A propeller shaft seal, often integrated into a stern tube shaft seal or a propeller shaft stuffing box, is a vital component in marine vessels. It ensures a watertight seal around the propeller shaft, preventing water from entering the boat through the stern tube while allowing the shaft to rotate freely.
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1-2 weeks delivery time Price incl. 19% VAT This seal is used in water installations. Attachment consists of flexible bellows with clamp. Comes complete with a safety ring for the assembly and tube. The water supply is controlled on the bushing as the attachment is not powered. All dimensions in millimeters. Quality goods from Europe only for you.
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€ 83,79
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1-2 weeks delivery time Price incl. 19% VAT Sealing of STB Seal stern pipe with water supply. It is used in water lubrication systems and has its own water source. The seal consists of a flexible bellows and a clamp. Supplied with lubrication tube. All dimensions in millimeters. The best products from Europe for your yacht, which will last a long time and ensure high-quality operation.
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€ 88,26
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1-2 weeks delivery time Price incl. 19% VAT Vetus ZWBH self-aligning bearing/seal with triple seal is designed for use in shaft lines with water lubrication. It has a 10 mm water hose connector. Operating temperature from 15 ° S to + 85 ° S. It can be used with bronze, steel and GRP deadwood pipes.
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€ 102,37
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1-2 weeks delivery time Price incl. 19% VAT Vetus self-aligning internal bearing (gland), has a double seal for reliable protection against water leakage.
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€ 275
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1-2 weeks delivery time Price incl. 19% VAT The Tides Marine SeriesOne duct seal can be used with lubrication during installation. The cardan shaft is made of a high quality composite material that does not absorb water and is resistant to temperature changes. These seals will allow any movement of the axle, thanks to their flexibility. The Tides Marine SeriesOne is available for 25 mm and 30 mm shafts. Other sizes are available on request.
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€ 311,17
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1-2 weeks delivery time Price incl. 19% VAT The seals of the Tides Marine SureSeal are suitable for use with cardan shaft lubrication. The cardan shaft is characterized by the use of a high-quality composite material with a long service life. It does not absorb water and is resistant to temperature changes. The Sure Seal comes standard with a flexible bellows and water intake. Removable front cover, will help replace the seal without removing the shaft.
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€ 525,10
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1-2 weeks delivery time Price incl. 19% VAT The Hollex deadwood tube seal is used with water lubrication of the cardan shaft. It overlaps the axes in the longitudinal direction of the shaft. Sliding ring has polished surface. The combination of stainless steel with carbon will provide an ideal fit. The low coefficient of friction makes the structure durable. The best products from Europe for your ship.
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1-2 weeks delivery time Price incl. 19% VAT Vetflexseal stern tube seal. The body is made of high-quality composite material. Because of the bellows, the structure can be easily mounted on the sleeve. The seal shall be placed in close proximity to the bearing. The mechanism does not have an independent supply of lubrication, you will have to do it manually.
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€ 490,27
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1-2 weeks delivery time Price incl. 19% VAT The Hollex 1V propeller shaft seal is made of bronze.
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€ 219,02
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1-2 weeks delivery time Price incl. 19% VAT The Hollex 2V propeller shaft seal is made of bronze.
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€ 405,48
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What are the primary functions of a propeller shaft seal in a marine vessel?
The primary functions of a propeller shaft seal in a marine vessel are to prevent water ingress and to maintain a watertight seal around the boat's propeller shaft. A dripless shaft seal, such as the PSS shaft seal by PYI, is a mechanical face seal that eliminates the maintenance and constant adjustment associated with traditional shaft seals. The PSS seal utilizes a stationary carbon flange and a stainless steel rotor to create a watertight barrier, thus preventing wear to the propeller shaft and ensuring smooth, dripless operation. Boat builders and boat yards recognize the advantages and value of installing the PSS shaft seal for its reliability and cost-effectiveness.
How does the PSS Type A shaft seal differ from other mechanical face seal?
The PSS Type A shaft seal differs from other mechanical face seals primarily due to its dripless design, which eliminates the need for constant maintenance and adjustment, significantly reducing the cost associated with traditional seals. Secured to the shaft with set screws and featuring flat surfaces between the rotating rotor and stationary carbon flange, the PSS Type A shaft seal ensures a watertight seal and compensates for most misalignment and vibration problems.
What is the primary function of a lip seal in a propeller shaft seal system?
The primary function of a lip seal in a propeller shaft seal system is to prevent water ingress and leakage around the shaft, ensuring a watertight environment. This is achieved by creating a mechanical seal around the shaft using rubber lips and o-rings that rotate with the shaft, maintaining constant pressure. PSS shaft seals are designed as dripless seals, eliminating the need for frequent maintenance and providing reliable performance in both commercial and recreational marine applications.