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 Type A Shaft Seal is a mechanical face seal that creates a seal between a rotating stainless-steel rotor and a stationary carbon flange. It compensates for misalignment, vibration, and fore-and-aft movement while providing long-lasting performance in harsh marine conditions. The seal operates within temperature limits of 5°F to 225°F, pressure limits of 15 PSI, and shaft RPM limits of 10,000, using durable materials like carbon graphite and 316SS. |
€ 3.732,01
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-312-634 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor that compresses a bellows to maintain constant contact with a stationary carbon flange. This design accommodates movement caused by propeller thrust, compensates for misalignment and vibration, and utilizes O-rings to ensure a leak-free operation. It operates within temperature limits of 5°F to 225°F and can handle shaft speeds up to 10,000 RPM. |
€ 3.732,01
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-312-700 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor that compresses a bellows to maintain contact with a stationary carbon flange. This design accommodates fore and aft movement from propeller thrust while compensating for misalignment and vibration. It operates effectively between temperatures of 5°F to 225°F, with a pressure limit of 15 PSI and a shaft RPM limit of 10,000, ensuring durability and reliability in demanding conditions. |
€ 3.732,01
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1-2 weeks delivery time Price incl. 19% VAT The PSS Type A Shaft Seal is a mechanical face seal designed for marine applications, using a rotating stainless-steel rotor and a stationary carbon flange to create a watertight seal. It compensates for shaft movement, propeller thrust, and vibrations, ensuring reliable performance. The bellows are clamped to the stern tube, while O-rings seal the rotor to the shaft without wear. This design allows for temperature, pressure, and RPM limits suited to demanding conditions, with dimensions tailored for precise installation. |
€ 2.643,57
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-434 Dripless Shaft Seal is designed for marine applications, featuring a mechanical face seal that prevents leakage. It consists of a stainless-steel rotor and a stationary carbon flange that ensure effective sealing while accommodating propeller thrust movements. The over-bored carbon flange allows for misalignment compensation, and the rotor is securely sealed to the shaft with wear-resistant O-rings, providing reliable performance across a wide range of temperatures and pressures. |
€ 2.643,57
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-500 Dripless Shaft Seal features a mechanical face design that combines a rotating stainless-steel rotor with a stationary carbon flange, ensuring a reliable seal in marine applications. The seal adapts to propeller thrust movements and compensates for misalignments and vibrations, while its O-ring sealing mechanism minimizes wear. With temperature limits from 5°F to 225°F and a maximum shaft speed of 10,000 RPM, it is built for durability and performance. |
€ 2.643,57
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-512 Dripless Shaft Seal is a mechanical face seal designed for marine applications, using a stainless-steel rotor and a carbon flange to create a reliable, leak-proof seal. The bellows compress to maintain consistent contact between the rotor and flange, compensating for propeller thrust, shaft misalignment, and vibration. It is built with durable materials, including molded nitrile-PVC for the bellows and precision-lapped carbon graphite, allowing it to perform efficiently under various temperature, pressure, and RPM limits. |
€ 2.643,57
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-514 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor and a stationary carbon flange that work together to prevent water entry. The carbon flange floats around the shaft to accommodate misalignment and vibration, while the rotor compresses the bellows to maintain a tight seal. With a temperature range of 5°F to 225°F and a pressure limit of 15 PSI, this seal ensures reliable performance, making it an excellent choice for stern tube applications. |
€ 2.643,57
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-534 Dripless Shaft Seal is designed to ensure a reliable seal for stern tubes, featuring a mechanical face seal that operates between a stainless-steel rotor and a stationary carbon flange. The carbon flange is attached to the bellows, which fits over the stern tube, while the rotor compresses the bellows to maintain a tight seal. This design accommodates movement from propeller thrust and compensates for misalignment and vibration. The seal performs effectively within a temperature range of 5°F to 225°F and operates at pressures up to 15 PSI, making it a durable choice for marine applications. |
€ 2.643,57
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-600 Dripless Shaft Seal is a mechanical face seal designed for marine applications, using a stainless-steel rotor and carbon flange to create a reliable, dripless seal. The bellows are secured over the stern tube with hose clamps, while the carbon flange compensates for shaft misalignment and vibrations. The rotor is sealed with O-rings that prevent wear, and the seal is built to withstand temperature, pressure, and high RPM limits, making it highly durable in demanding conditions. |
€ 2.643,57
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-612 Dripless Shaft Seal is a reliable mechanical face seal designed for marine applications, featuring a stainless-steel rotor and a stationary carbon flange. This innovative seal maintains constant contact through bellows compression, accommodating propeller thrust and misalignment. With temperature limits from 5°F to 225°F and a rotational capacity of up to 10,000 RPM, it ensures durability and effective performance in challenging conditions. |
€ 3.732,01
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-614 Dripless Shaft Seal is designed for marine applications, featuring a mechanical face seal that ensures a reliable connection between the stainless-steel rotor and carbon flange. This setup accommodates fore and aft movement caused by propeller thrust, while the floating carbon flange addresses misalignment and vibration. The rotor is secured to the shaft with set screws, and two O-rings prevent wear during operation, making it efficient under varying conditions. |
€ 3.732,01
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-634 Dripless Shaft Seal is a mechanical face seal that provides reliable performance by maintaining a constant seal between a rotating stainless-steel rotor and a stationary carbon flange. The bellows, secured by hose clamps, allow the system to compensate for shaft misalignment, vibration, and propeller thrust. Its stainless-steel rotor, sealed by O-rings, rotates without wear, ensuring durability in marine applications. The seal operates within temperature limits of 5°F to 225°F, pressure limits of 15 PSI, and can handle shaft speeds up to 10,000 RPM.
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€ 3.732,01
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-314-700 Dripless Shaft Seal is an advanced mechanical face seal designed for marine applications, minimizing leakage and enhancing performance. It features a stainless-steel rotor that compresses a bellows, ensuring constant contact with a stationary carbon flange to accommodate propeller thrust and misalignment. With a temperature range of 5°F to 225°F and a pressure limit of 15 PSI, it effectively operates at up to 10,000 RPM, making it a reliable choice for stern tube systems. |
€ 3.732,01
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-32M-134 Dripless Shaft Seal is a marine sealing solution featuring a mechanical face seal that combines a stainless-steel rotor and a stationary carbon flange. This design allows for reliable water ingress prevention while accommodating propeller thrust and compensating for misalignment and vibration. The seal operates effectively under varying temperatures and pressures, with a long-lasting construction that includes O-rings that rotate with the shaft, ensuring minimal wear over time. |
€ 525,18
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-32M-200 Dripless Shaft Seal is a mechanical face seal designed to maintain reliable sealing between a rotating stainless-steel rotor and a stationary carbon flange. It features a robust construction that includes a bellows secured with hose clamps, which allows for compensation of misalignment and vibration. The seal handles a wide range of temperatures and pressures, with a shaft RPM limit of 10,000. It is built to withstand operational challenges without wear, thanks to its O-ring sealing and high-quality materials. |
€ 525,18
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-32M-212 Dripless Shaft Seal is a mechanical face seal designed for marine use, featuring a stainless-steel rotor and stationary carbon flange that prevent leaks. It maintains constant contact through pre-compression, compensating for propeller thrust and misalignment. With a temperature range of 5°F to 225°F and capable of handling up to 10,000 RPM, this reliable seal includes two O-rings for enhanced sealing without wear. |
€ 525,18
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-32M-214 Dripless Shaft Seal is designed for marine applications, utilizing a mechanical face seal with a stainless-steel rotor and stationary carbon flange. This system maintains constant contact to adapt to propeller thrust, while the carbon flange allows for misalignment compensation. It features a temperature range of 5°F to 225°F, a pressure limit of 15 PSI, and supports shaft RPMs up to 10,000. The design includes durable materials like molded nitrile and ensures reliable performance in demanding conditions. |
€ 525,18
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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.