Experience peace of mind and worry-free boating with PSS Shaft Seals, the trusted choice of boat owners and professionals worldwide.
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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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-512-714 Dripless Shaft Seal is a mechanical face seal designed for stern tubes, featuring a stainless-steel rotor that compresses a silicone/fabric bellows to maintain a leak-proof fit. It accommodates shaft movement and misalignment with its carbon flange, which floats around the shaft. This seal operates effectively within a temperature range of -13°F to 425°F, a pressure limit of 50 PSI, and shaft RPM up to 7,000, ensuring durability and reliable performance. |
€ 9.456,13
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-512-734 Dripless Shaft Seal is a mechanical face seal designed for marine applications, effectively preventing leakage while accommodating propeller thrust movements. It features a rotating stainless-steel rotor that compresses a bellows, maintaining constant contact with a stationary carbon flange. This design compensates for misalignments and vibrations, ensuring reliable performance. The seal operates within a temperature range of -13°F to 425°F and can handle pressures up to 50 PSI, making it ideal for various conditions. |
€ 9.456,13
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-512-800 Dripless Shaft Seal is a reliable marine solution that features a mechanical face seal, ensuring a secure and leak-free operation. It consists of a rotating stainless-steel rotor and a stationary carbon flange, allowing for adaptability to variable movements from propeller thrust. The design accommodates misalignment and vibration, while the O-rings minimize wear during operation. With a temperature range of -13°F to 425°F and a pressure limit of 50 PSI, this seal is ideal for stern tube installations. |
€ 9.456,13
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-512-858 Dripless Shaft Seal is a mechanical face seal designed for marine applications, creating a reliable water-tight seal between the shaft and stern tube. It features a stainless-steel rotor that compresses a bellows, maintaining constant contact with a stationary carbon flange to accommodate propeller thrust and misalignment. The design includes two O-rings that prevent wear during operation, ensuring durability across a wide range of temperatures and pressures. |
€ 9.456,13
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-514-612 Dripless Shaft Seal ensures a reliable seal between the rotating stainless-steel rotor and the stationary carbon flange, designed to handle the dynamic conditions of marine environments. The seal features a compression mechanism to maintain contact despite propeller thrust, compensates for shaft misalignment and vibration, and is sealed with O-rings that rotate with the shaft, minimizing wear. It operates within a temperature range of -13°F to 425°F, a pressure limit of 50 PSI, and supports shaft RPM up to 7,000. |
€ 8.584,91
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-514-634 Dripless Shaft Seal is a mechanical face seal that ensures a reliable seal for stern tubes through its stainless-steel rotor and carbon flange. It features a compression system that maintains constant contact between the rotating and stationary surfaces, compensating for misalignment and vibration. The seal includes O-rings that prevent wear and is designed to operate within temperature limits of -13°F to 425°F and pressure limits of 50 PSI. It supports shaft RPM up to 7,000 and utilizes durable materials like lapped carbon graphite and silicone fabric. |
€ 8.584,91
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-514-700 Dripless Shaft Seal is a mechanical face seal designed to provide a reliable and maintenance-free seal for stern tubes. It features a rotating stainless-steel rotor and a stationary carbon flange that compress the bellows to ensure constant contact and accommodate movement due to propeller thrust. The seal compensates for misalignment and vibration and is sealed with O-rings that rotate with the shaft. It operates within a temperature range of -13°F to 425°F, supports pressure up to 50 PSI, and handles shaft speeds up to 7,000 RPM. |
€ 8.584,91
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-514-712 Dripless Shaft Seal is a high-performance mechanical seal designed to ensure a leak-free operation for stern tubes. It features a stainless-steel rotor and carbon flange that create a reliable seal, with the rotor compressing the bellows to maintain constant contact and compensate for shaft movement. The carbon flange is designed to "float" to address misalignment and vibration, while the seal includes O-rings that rotate with the shaft to avoid wear. It operates within a temperature range of -13°F to 425°F, supports up to 50 PSI, and can handle shaft speeds up to 7,000 RPM. |
€ 8.584,91
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-514-714 Dripless Shaft Seal provides a robust and reliable seal for marine applications, featuring a mechanical face seal with a stainless-steel rotor and carbon flange. It effectively compensates for shaft movement, misalignment, and vibration, ensuring leak-proof performance and minimal maintenance. The seal operates within a temperature range of -13°F to 425°F, supports pressure up to 50 PSI, and accommodates shaft speeds up to 7,000 RPM. |
€ 8.584,91
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-514-734 Dripless Shaft Seal is a high-performance mechanical face seal designed for stern tubes. It features a stainless-steel rotor and a stationary carbon flange, ensuring a tight seal and compensating for propeller thrust movement and misalignment. The seal includes two O-rings for durability, operates within a temperature range of -13°F to 425°F, handles pressures up to 50 PSI, and supports shaft speeds up to 7,000 RPM. The carbon graphite and stainless-steel components are precision-engineered for optimal performance and longevity. |
€ 8.584,91
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-514-800 Dripless Shaft Seal is a robust mechanical face seal that ensures reliable, leak-free performance in marine environments. It features a stainless-steel rotor and a stationary carbon flange that create a durable sealing surface, accommodating variable movement and misalignment while maintaining constant contact. The design includes hose clamps for secure attachment, O-rings for seal integrity, and can operate within a temperature range of -13°F to 425°F, with pressure limits of 50 PSI and shaft RPM limits up to 7,000 RPM. |
€ 8.584,91
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-514-858 Dripless Shaft Seal is a mechanical face seal designed for marine applications. It features a stainless-steel rotor that compresses a bellows to ensure a tight seal between the rotor and a stationary carbon flange. This design accommodates shaft movement and compensates for misalignment and vibration. The seal operates within a temperature range of -13°F to 425°F, withstands up to 50 PSI pressure, and supports shaft speeds up to 7,000 RPM. Its components include lapped carbon graphite and a silicone/fabric bellows, with wear-resistant O-rings for durability. |
€ 8.584,91
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-55M-212 Dripless Shaft Seal is a mechanical face seal designed to create a reliable, leak-proof barrier between the shaft and stern tube. It features a stainless-steel rotor and a stationary carbon flange that maintain constant contact to handle variable movements and vibrations. The design includes a flexible carbon flange to address misalignment and vibration, and O-rings to prevent wear. It operates within a temperature range of 5°F to 225°F and can handle pressures up to 15 PSI and shaft speeds up to 10,000 RPM. |
€ 907,30
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-55M-234 Dripless Shaft Seal is a high-performance mechanical face seal designed for marine applications. It features a stainless-steel rotor and carbon flange that maintain constant contact, compensating for propeller thrust and shaft misalignment. The seal is robust, with a temperature range of 5°F to 225°F and a pressure limit of 15 PSI. It includes two O-rings for enhanced sealing and is suitable for shaft RPMs up to 10,000. The construction ensures durability and minimal wear, making it ideal for stern tube installations. |
€ 907,30
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-55M-300 Dripless Shaft Seal is a reliable mechanical face seal designed to ensure a durable, leak-proof connection between the shaft and stern tube. It features a rotating stainless-steel rotor and a stationary carbon flange that provide constant contact, compensating for propeller thrust, misalignment, and vibration. With a temperature range of 5°F to 225°F, pressure limit of 15 PSI, and capable of handling up to 10,000 RPM, it is built for robust performance and minimal maintenance. The seal includes precision components with lapped carbon graphite and molded nitrile-PVC bellows for optimal function. |
€ 907,30
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-55M-312 Dripless Shaft Seal is a reliable mechanical face seal designed for marine applications. It features a stainless-steel rotor that compresses a bellows, creating a secure seal with a stationary carbon flange. This design compensates for shaft movement and misalignment while preventing leakage. With a temperature range of 5°F to 225°F and capable of withstanding pressures up to 15 PSI, this seal is ideal for stern tube installations. |
€ 907,30
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-55M-314 Dripless Shaft Seal features a mechanical face seal design with a stainless-steel rotor and carbon flange for effective sealing. It maintains constant contact through rotor compression and accommodates propeller thrust variations. The carbon flange's floating design compensates for misalignment and vibration, while the O-rings ensure a wear-free seal. It operates within a temperature range of 5°F to 225°F, handles up to 15 PSI, and supports shaft speeds up to 10,000 RPM. |
€ 907,30
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-55M-334 Dripless Shaft Seal is a marine sealing solution that features a stainless-steel rotor and a stationary carbon flange, designed to maintain a secure seal under varying movement and vibrations. With an operating temperature range of 5°F to 225°F and pressure limits of 15 PSI, it accommodates shaft speeds up to 10,000 RPM. The innovative design includes over-bored carbon flanges and O-rings that reduce wear, ensuring reliable performance in demanding marine environments. |
€ 1.002,62
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What is the primary function of a PSS shaft seal in marine applications?
The primary function of a PSS shaft seal in marine applications is to provide a reliable and watertight seal around the propeller shaft, preventing water from entering the boat. The PSS shaft seal is a mechanical face seal, consisting of a stationary carbon flange and a rotating stainless-steel rotor, which is sealed to the shaft by two O-rings. This design allows the seal to compensate for misalignment and vibration, ensuring a consistent and effective seal without constant adjustment, thus reducing maintenance needs.
The carbon flange is attached to the front side of the bellows with hose clamps, and the rotor fits over the shaft and is secured with set screws, maintaining constant contact between the flat surfaces of the carbon flange and the rotor. This setup allows the PSS shaft seal to float around the shaft, providing flexibility and durability, making it a recognized and reliable choice for many of the world's most reputable boat builders and boatyards.
The PSS shaft seal features o-rings that rotate with the shaft, allowing the seal to compensate for any misalignment and ensuring that the rotor does not experience wear during operation. The diameter allows it to “float” around the prop shaft, providing a reliable seal. Manufactured by PYI Inc., the PSS shaft seal is recognized for its value in eliminating over-bored shaft diameters and reducing maintenance needs. As the number one selling marine mechanical seal worldwide, it is installed as standard equipment by many of the world's most reputable boat builders. The seal is available in various sizes, such as 95mm and 100mm, and is also recognized as the premiere retrofit solution, highlighting the advantages and value of installing PSS shaft seals in both new and existing boats.
What are the primary components included in the PSS Shaft Seal maintenance kits?
The primary components included in the PSS Shaft Seal maintenance kits are designed to ensure optimal performance and longevity of the mechanical seal. These kits typically include replacement O-rings that rotate with the shaft, a stainless steel rotor that fits on the shaft in front of the carbon flange, and a bellow that is secured to the shaft to compensate for compression, misalignment, and vibration problems. Additionally, the maintenance kits contain parts that create a watertight seal between the flat surfaces of the rotating stainless steel rotor and the stationary carbon flange, ensuring consistent pre-load and reducing wear during operation.
Around the shaft and thus compensating for various issues, the PSS Type B shaft seal features O-rings that rotate with the shaft, ensuring a tight seal. The PSS is designed to compensate for shaft diameter variations, allowing for retrofit applications. The seal is created between the flat surfaces of the rotating stainless steel rotor and the stationary carbon flange, which is attached to the shaft to thus compensate for most misalignment. The rotor is fit with a 20mm or 150mm recess, ensuring that it does not experience wear during operation. The gland and other components work together to provide a reliable and long-lasting seal.
The PSS shaft seal system utilizes O-rings that rotate with the shaft, allowing the seal to compensate for any misalignment. This design enables the rotor to maintain constant contact with the stationary carbon flange, ensuring that the rotor does not experience wear during operation. The diameter of the shaft seal allows it to "float," accommodating various shaft diameters. Manufactured by PYI Inc., the PSS shaft seal eliminates the need for constant maintenance and is recognized as the number one selling marine mechanical seal worldwide. It is installed as standard equipment by many of the world’s most reputable boat builders, highlighting the value of installing the PSS shaft seal for reliable and long-lasting performance. The seal’s design includes two flat faces—one on the rotating stainless steel rotor and the other on the stationary carbon flange—ensuring a secure fit. Additionally, the PSS shaft seal is known for its ease of installation, cost-effectiveness, and reliable aftermarket support, making it a trusted choice in the marine industry.
What is the function of the hose in a PSS shaft seal system?
The function of the hose in a PSS shaft seal system is to create a watertight barrier around the shaft, thus compensating for any misalignment and allowing the shaft to "float." The hose is fit over the stern tube and secured with hose clamps, providing flexibility and eliminating the need for constant adjustment. This design ensures the stainless-steel rotor and stationary carbon flange maintain flat surfaces, allowing the o-rings to rotate with the shaft and prevent wear during operation. The PSS shaft seal is also recognized for its reliability in marine environments.
In addition, the PSS shaft seal system includes o-rings that rotate with the shaft, enhancing the seal's durability by ensuring consistent contact. The system is designed to compensate for various shaft diameters, allowing for a customizable fit. The stationary carbon flange is attached to the rotor, which does not experience wear during operation, further extending the system's lifespan. This comprehensive design ensures the PSS shaft seal maintains its integrity, providing a reliable solution for maintaining a watertight seal in challenging marine conditions.
The PSS shaft seal’s innovative design allows the o-rings to rotate with the shaft, ensuring the seal compensates for any misalignment. The rotor and stationary carbon flange do not experience wear during operation, maintaining a durable and effective seal. This ability to compensate for shaft diameter variations, combined with the reliable performance of the PSS shaft seal, highlights the value of using this system in marine applications. The PSS shaft seal is designed to provide a long-lasting, watertight solution, making it a preferred choice for many of the world's most reputable boat builders and marine professionals.