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 02-358-512 Dripless Shaft Seal is a mechanical face seal designed for reliable, maintenance-free sealing of stern tubes and shafts. It features a stainless-steel rotor and a carbon flange that ensure a leak-proof connection while accommodating propeller thrust and shaft movement. With a temperature range of 5°F to 225°F, a pressure limit of 15 PSI, and a shaft RPM limit of 10,000 RPM, this seal offers robust performance and durability. The bellows are made of molded nitrile-PVC, and the sealing mechanism includes O-rings that rotate with the shaft, preventing wear. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-514 Dripless Shaft Seal is designed for marine use, featuring a mechanical face seal that combines a rotating stainless-steel rotor and a stationary carbon flange to prevent leaks. The rotor compresses a bellows, allowing for movement due to propeller thrust, while the carbon flange compensates for misalignment and vibration. It operates within temperature limits of 5°F to 225°F and can handle pressures up to 15 PSI, making it a reliable choice for various vessels. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-534 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor and a stationary carbon flange that create a reliable sealing surface. This system accommodates shaft movement and compensates for misalignment and vibrations, ensuring minimal leakage. It operates within temperature limits of 5°F to 225°F and supports up to 10,000 RPM, making it a durable and efficient choice for stern tubes. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-600 Dripless Shaft Seal is a mechanical face seal designed to prevent leakage and accommodate shaft movement. It features a rotating stainless-steel rotor that compresses a bellows, ensuring constant contact with a stationary carbon flange. This design compensates for misalignment and vibration, with O-rings providing reliable sealing and rotating wear-free. The seal is effective within a temperature range of 5°F to 225°F and supports up to 10,000 RPM. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-612 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor and a stationary carbon flange that create a reliable sealing surface. This seal compensates for propeller thrust movement, accommodates misalignment and vibration, and is secured to the shaft with O-rings that minimize wear. It operates effectively within a temperature range of 5°F to 225°F and supports up to 10,000 RPM. |
€ 3.962,78
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-614 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a rotating stainless-steel rotor and a stationary carbon flange. It maintains a secure, leak-free environment by compressing a bellows, allowing for floating movement that compensates for misalignment and vibration. This seal operates within a temperature range of 5°F to 225°F and withstands pressures up to 15 PSI, making it ideal for high-performance environments. |
€ 3.962,78
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-634 Dripless Shaft Seal is a mechanical face seal designed for marine use. It features a stainless-steel rotor and a stationary carbon flange that ensure a secure seal by compressing the bellows. This design accommodates shaft movement, compensates for misalignment and vibration, and prevents wear through two rotating O-rings. It operates within a temperature range of 5°F to 225°F, pressure up to 15 PSI, and shaft speeds up to 10,000 RPM. The seal includes high-quality carbon graphite and stainless-steel components, with specific dimensions to fit various stern tubes. |
€ 3.962,78
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-700 Dripless Shaft Seal is a high-performance mechanical seal designed for marine use, featuring a stainless-steel rotor and a stationary carbon flange that work together to prevent water ingress. The seal accommodates shaft movement and misalignment through its innovative design, which includes a pre-load mechanism and floating carbon flange. With temperature limits of 5°F to 225°F and a maximum shaft RPM of 10,000, this durable seal offers reliable protection and performance in demanding conditions. |
€ 3.962,78
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-35M-134 Dripless Shaft Seal is designed for reliable performance, featuring a mechanical face seal that combines a stainless-steel rotor with a stationary carbon flange for a robust watertight seal. This innovative design accommodates variable movement from propeller thrust while compensating for misalignments and vibrations, ensuring durability. It operates within a temperature range of 5°F to 225°F and supports shaft speeds up to 10,000 RPM, making it ideal for marine applications. |
€ 525,18
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-35M-200 Dripless Shaft Seal is a high-performance mechanical face seal designed for stern tubes, featuring a stainless-steel rotor and carbon flange that create a reliable seal. It accommodates shaft movement and misalignment with precision, using compression and O-rings to ensure constant contact and minimal wear. With temperature limits from 5°F to 225°F and a pressure limit of 15 PSI, it supports shaft RPMs up to 10,000 and is made from durable materials including lapped carbon graphite and molded nitrile. |
€ 525,18
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1-2 weeks delivery time Price incl. 19% VAT The Type A PSS Shaft Seal is a mechanical face seal that features a rotating stainless-steel rotor and a stationary carbon flange, allowing it to maintain constant contact and compensate for movement due to propeller thrust. The carbon flange floats around the shaft to handle misalignment and vibrations, while two O-rings ensure a secure seal without wear. It operates within temperature limits of 5°F to 225°F, with a pressure limit of 15 PSI and a shaft RPM limit of 10,000. |
€ 525,18
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-35M-214 Dripless Shaft Seal is a mechanical face seal designed for stern tubes. It features a stainless-steel rotor and a carbon flange that ensure a watertight seal and accommodate shaft movement. The seal maintains constant contact between the rotor and flange, compensates for misalignment and vibrations, and is equipped with two O-rings for reliable sealing. It operates effectively within temperature limits of 5°F to 225°F, a pressure limit of 15 PSI, and shaft speeds up to 10,000 RPM. |
€ 525,18
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-35M-234 Dripless Shaft Seal is a mechanical face seal designed to provide a reliable, leak-proof connection for stern tubes. It features a rotating stainless-steel rotor and a stationary carbon flange, which together create a secure seal. The carbon flange's floating design allows it to adjust for misalignment and vibration, while the rotor's O-rings minimize wear. Suitable for temperatures from 5°F to 225°F, pressures up to 15 PSI, and shaft RPMs up to 10,000, this seal is crafted from high-quality materials including lapped carbon graphite and molded nitrile. |
€ 588,84
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-35M-300 Dripless Shaft Seal features a mechanical face seal that ensures a watertight connection around the shaft, utilizing a rotating stainless-steel rotor and a stationary carbon flange. This design allows for constant contact, compensating for propeller thrust and accommodating misalignment and vibration. It operates effectively within a temperature range of 5°F to 225°F and can handle up to 10,000 RPM, making it a reliable choice for marine applications. |
€ 588,84
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-35M-312 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor that compresses a bellows against a stationary carbon flange. This setup ensures a reliable seal and compensates for shaft movement and misalignment while avoiding wear through the use of O-rings. It operates within a temperature range of 5°F to 225°F and supports pressures up to 15 PSI and shaft RPMs up to 10,000. |
€ 588,84
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-35M-314 Dripless Shaft Seal is a reliable mechanical face seal designed for marine applications, featuring a stainless-steel rotor that compresses a bellows against a stationary carbon flange to prevent leaks. With a temperature range of 5°F to 225°F and capable of handling pressures up to 15 PSI and shaft speeds of 10,000 RPM, it effectively compensates for misalignment and vibration. |
€ 588,84
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-38M-200 Dripless Shaft Seal is a mechanical face seal designed for marine use, featuring a stainless-steel rotor and a stationary carbon flange that create a reliable seal to prevent water ingress. The design allows for movement due to propeller thrust while compensating for misalignment and vibration, utilizing a floating carbon flange and rotating O-rings that minimize wear. It operates within temperature limits of 5°F to 225°F and supports a shaft RPM of up to 10,000. |
€ 684,34
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-38M-212 Dripless Shaft Seal is a mechanical face seal designed for stern tubes, featuring a stainless-steel rotor and carbon flange that maintain a tight seal even with propeller thrust and shaft misalignment. The rotor compresses the bellows for constant contact, while O-rings ensure a durable seal without wear. It operates within a temperature range of 5°F to 225°F and a pressure limit of 15 PSI, supporting up to 10,000 RPM. The bellows material is molded Nitrile - PVC, and the carbon graphite is lapped to a precise tolerance. |
€ 684,34
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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.