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 02-32M-234 is a reliable dripless shaft seal designed to maintain a watertight seal between the shaft and stern tube. It features a mechanical face seal with a stainless-steel rotor and carbon flange that compress the bellows to ensure constant contact and compensate for shaft movement and misalignment. This seal operates effectively within temperature limits of 5°F to 225°F and pressure limits of 15 PSI, supporting up to 10,000 RPM. |
€ 588,84
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-32M-300 is a mechanical face seal designed for marine use, featuring a stainless-steel rotor and a stationary carbon flange that work together to provide a reliable sealing surface. The rotor compresses a flexible bellows, maintaining constant contact and adapting to propeller thrust while accommodating misalignment and vibration. Key specifications include temperature limits of 5°F to 225°F, pressure limits of 15 PSI, and a shaft RPM limit of 10,000, making it a durable and efficient choice for stern tube applications. |
€ 588,84
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-32M-312 is a high-performance dripless shaft seal for marine applications, featuring a mechanical face seal that ensures reliable sealing between a rotating stainless-steel rotor and a stationary carbon flange. The design allows for compensation of propeller thrust movements and misalignment, utilizing a pre-loaded bellows system. With temperature limits of 5°F to 225°F and a maximum shaft RPM of 10,000, this seal combines durability and efficiency, making it ideal for stern tube installations. |
€ 588,84
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-32M-314 Dripless Shaft Seal is a high-performance mechanical face seal designed for secure and efficient sealing. It features a stainless-steel rotor and stationary carbon flange that maintain constant contact and accommodate shaft movement, ensuring reliability despite propeller thrust. The seal also includes two O-rings to prevent wear, and its design compensates for misalignment and vibration. With temperature limits of 5°F to 225°F, pressure limits of 15 PSI, and shaft RPM limits of 10,000 RPM, it is built to handle demanding conditions effectively. |
€ 588,84
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-412 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor that compresses a flexible bellows to maintain contact with a stationary carbon flange. This design allows the seal to adapt to propeller thrust and compensate for misalignment and vibration. It includes durable materials and operates efficiently within a temperature range of 5°F to 225°F and up to 10,000 RPM. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-434 Dripless Shaft Seal is a reliable sealing solution for stern tubes, employing a mechanical face seal formed by a rotating stainless-steel rotor and a stationary carbon flange. The design allows for constant contact and compensation for propeller thrust movement, while the carbon flange floats to accommodate misalignment and vibration. It features robust materials and is capable of operating under specified temperature, pressure, and RPM limits. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-500 Dripless Shaft Seal is a high-performance mechanical face seal designed for marine use. It features a stainless-steel rotor and stationary carbon flange, which work together to ensure a reliable seal by compensating for propeller thrust and misalignments. The seal includes a bellows system, O-rings, and is effective within temperature limits of 5°F to 225°F and pressure limits of 15 PSI, supporting shaft RPMs up to 10,000. Its construction includes carbon graphite and 316SS/Nitronic 50 materials, ensuring durability and minimal wear. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-512 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 propeller thrust and compensates for misalignment and vibration. It operates within temperature limits of 5°F to 225°F and pressure limits of 15 PSI, with a shaft RPM capacity of 10,000. The seal's construction includes high-quality materials like carbon graphite and molded nitrile, ensuring durability and reliability. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-514 Dripless Shaft Seal is a mechanical face seal that ensures reliable performance in marine applications. It features a rotating stainless-steel rotor and a stationary carbon flange, allowing for optimal sealing while compensating for misalignment and vibration. Designed to handle temperatures from 5°F to 225°F and pressures up to 15 PSI, it is suitable for shafts with a diameter of 3-3/4" and stern tubes ranging from 5-1/4" to 5-3/8". |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-534 Dripless Shaft Seal is a high-performance mechanical face seal designed to maintain a reliable seal between the stainless-steel rotor and stationary carbon flange. It compensates for shaft movement and vibration caused by propeller thrust, with features including a floating carbon flange to handle misalignment, O-rings to prevent wear, and robust temperature and pressure limits. The seal accommodates shaft diameters of 3-3/4" and stern tube diameters of 5-3/4" to 5-7/8". |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-600 Dripless Shaft Seal is a mechanical face seal designed for marine applications, preventing leaks and protecting the drive system. It features a stainless-steel rotor that compresses a bellows to ensure constant contact with a stationary carbon flange, accommodating shaft movement and misalignment. With a temperature range of 5°F to 225°F, pressure limits of 15 PSI, and capable of handling up to 10,000 RPM, this seal is built for durability and reliability. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-612 Dripless Shaft Seal is a reliable marine sealing solution featuring a mechanical face seal that prevents leaks. It utilizes a stationary carbon flange and a stainless-steel rotor to maintain constant contact, accommodating movement from propeller thrust. Designed to float around the shaft, it compensates for misalignments and vibrations, while its durable materials ensure minimal wear under operating conditions. |
€ 3.962,78
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-614 Dripless Shaft Seal is a durable mechanical face seal designed for marine applications. It features a stainless-steel rotor and a stationary carbon flange that work together to maintain a leak-free seal despite shaft movement and misalignment. With temperature limits ranging from 5°F to 225°F, pressure tolerance up to 15 PSI, and a shaft RPM limit of 10,000, it ensures reliable performance and long-lasting protection. |
€ 3.962,78
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-634 Dripless Shaft Seal is a reliable marine solution that features a mechanical face seal designed to maintain constant contact between a stainless-steel rotor and a stationary carbon flange. It adapts to propeller thrust and compensates for misalignments, ensuring durability and performance. With a temperature range of 5°F to 225°F and a pressure limit of 15 PSI, this seal is built for high RPM applications and features a unique design that minimizes wear during operation. |
€ 3.962,78
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-334-700 Dripless Shaft Seal is designed for marine applications, utilizing a mechanical face seal that ensures reliable performance. It features a stainless-steel rotor and a carbon flange, which maintain constant contact through pre-load compression, allowing for adjustments in response to propeller thrust. The carbon flange can float to accommodate misalignment and vibrations, while two O-rings provide effective shaft sealing with minimal wear. This seal operates within temperature limits of 5°F to 225°F and pressure limits of 15 PSI, supporting shaft RPMs up to 10,000. |
€ 3.962,78
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-412 Dripless Shaft Seal is a reliable mechanical face seal designed for marine use. It features a stainless-steel rotor and a stationary carbon flange that maintain a constant seal, compensating for shaft movement and misalignment. This seal operates within a temperature range of 5°F to 225°F, handles pressures up to 15 PSI, and supports shaft speeds up to 10,000 RPM. It is constructed with high-quality materials including carbon graphite and molded nitrile-PVC, ensuring durability and performance.
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€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-434 Dripless Shaft Seal features a mechanical face seal design with a stainless-steel rotor and stationary carbon flange, ensuring a reliable, leak-free connection between the shaft and stern tube. It compensates for propeller thrust and misalignment through a floating carbon flange, while O-rings prevent wear during operation. This seal operates effectively within a temperature range of 5°F to 225°F and supports shaft speeds up to 10,000 RPM. |
€ 3.222,74
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-358-500 Dripless Shaft Seal features a mechanical face seal that prevents leakage in marine applications. It utilizes a rotating stainless-steel rotor and a stationary carbon flange, ensuring constant contact despite propeller thrust movement. The design accommodates misalignment and vibration, while O-rings provide a wear-free seal. This robust component operates within a temperature range of 5°F to 225°F and supports shaft speeds up to 10,000 RPM. |
€ 3.222,74
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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.