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 02-100M-614 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor and a stationary carbon flange that ensures reliable sealing for stern tubes. It adapts to propeller thrust and compensates for misalignment and vibration, while recessed O-rings minimize wear during operation. Suitable for shaft diameters from 100 mm to 150 mm, it offers a robust solution for various vessels. |
€ 6.906,42
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-105M-512 Dripless Shaft Seal is a high-performance mechanical face seal designed for marine applications, featuring a stainless-steel rotor that compresses a bellow to maintain constant contact with a carbon flange. This design allows it to adapt to propeller thrust and compensate for misalignment and vibration, ensuring a secure, leak-free operation. It operates within temperature limits of -13°F to 425°F, pressure limits of 3.5 BAR, and shaft speeds of up to 7,000 rpm. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-105M-534 Dripless Shaft Seal is a high-performance mechanical seal designed for marine applications. It features a stainless-steel rotor and a stationary carbon flange, maintaining constant contact to accommodate propeller thrust and axial movement. The over-bored carbon flange compensates for misalignment and vibration, while recessed O-rings minimize wear. It operates within temperature limits of -13°F to 425°F, pressure limits of 3.5 BAR, and shaft speeds up to 7,000 rpm. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-105M-600 Dripless Shaft Seal is a mechanical face seal designed for stern tubes, featuring a stainless-steel rotor and a stationary carbon flange that work together to maintain a reliable seal. The rotor compresses the bellow to ensure constant contact, accommodating propeller thrust and minor misalignments. It operates within temperature limits of -13°F to 425°F, pressure limits of 3.5 BAR, and shaft speeds up to 7,000 rpm, with durable materials that minimize wear. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-105M-612 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 maintain a secure seal. This design allows for compensation of misalignment and vibration while ensuring constant contact between components. It operates effectively within a temperature range of -13°F to 425°F, pressure limits of 3.5 BAR, and shaft speeds up to 7,000 rpm, making it a reliable choice for stern tube installations. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-105M-614 Dripless Shaft Seal is a reliable mechanical face seal designed for marine applications, featuring a stainless-steel rotor and a stationary carbon flange that work together to prevent leaks. The rotor compresses the bellow for constant contact, accommodating shaft movement and misalignment, while O-rings ensure minimal wear. It operates effectively within a temperature range of -13°F to 425°F and pressure limits of 3.5 BAR, making it suitable for various marine environments. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-105M-634 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 minimize leakage. The rotor compresses a bellow, maintaining constant contact with the flange to adapt to propeller thrust and compensate for misalignment. It operates effectively within temperature limits of -13°F to 425°F, pressure limits of 3.5 BAR, and shaft speeds up to 7,000 rpm, ensuring durability and reliability in demanding conditions. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-105M-700 Dripless Shaft Seal is designed for marine applications, featuring a mechanical face seal that prevents leakage. It consists of a stainless-steel rotor that compresses a bellow against a stationary carbon flange, allowing for adaptation to propeller thrust and dynamic movements. The carbon flange can float around the shaft to accommodate misalignments, while dual O-rings ensure a durable seal without wear during operation. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-110M-512 Dripless Shaft Seal is a mechanical face seal designed for stern tubes, featuring a rotating stainless-steel rotor and a stationary carbon flange. It maintains a reliable seal by compressing a bellow that accommodates propeller thrust, allowing for compensation of misalignment and vibrations. The design includes O-rings that rotate with the shaft, ensuring minimal wear, and it operates effectively within a wide range of temperatures and pressures. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-110M-534 Dripless Shaft Seal features a mechanical face seal design that ensures a reliable sealing surface between a rotating stainless-steel rotor and a stationary carbon flange. The carbon flange is attached to the bellow and compensates for misalignment and vibration, while the rotor maintains constant contact through pre-load. Sealed with recessed O-rings, this system minimizes wear during operation and supports a wide range of temperature and pressure limits, making it ideal for marine applications. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-110M-600 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 reliable seal by compressing a bellow, which compensates for movement and misalignment due to propeller thrust. The design includes O-rings that reduce wear, ensuring durability and performance across a wide range of temperatures and pressures. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-110M-612 Dripless Shaft Seal is a high-performance mechanical face seal designed for marine applications, featuring a stainless-steel rotor that compresses the bellow to maintain constant contact with a stationary carbon flange. This design accommodates propeller thrust and misalignment while ensuring durability through recessed O-rings that prevent wear. It operates effectively within temperature limits of -13°F to 425°F, pressure limits of 3.5 BAR, and shaft speeds up to 7,000 rpm. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-110M-614 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless-steel rotor and a stationary carbon flange that maintain constant contact to accommodate movement from propeller thrust. The seal's innovative design allows the carbon flange to float around the shaft, addressing misalignment and vibration issues, while two recessed O-rings ensure minimal wear during operation. It operates effectively within temperature limits of -13°F to 425°F, pressure limits of 3.5 BAR, and shaft speed limits of 7,000 rpm. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-110M-634 Dripless Shaft Seal is a reliable mechanical face seal that prevents leaks in marine applications. It features a stainless-steel rotor and a stationary carbon flange, allowing for constant contact to accommodate movement from propeller thrust. Designed to float around the shaft, it effectively handles misalignment and vibrations, while recessed O-rings minimize wear. The seal operates within temperature limits of -13°F to 425°F and pressure limits of 3.5 BAR, making it suitable for various conditions. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-110M-700 Dripless Shaft Seal is designed for marine applications, featuring a mechanical face seal that creates a secure sealing surface between a rotating stainless-steel rotor and a stationary carbon flange. The carbon flange is attached to the bellow, which fits over the stern tube, while the rotor compresses the bellow to maintain contact and compensate for movement due to propeller thrust. This design minimizes misalignment and vibration issues, with O-rings ensuring durability during operation, and it operates effectively within a temperature range of -13°F to 425°F and pressure limits of 3.5 BAR. |
€ 7.312,75
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1-2 weeks delivery time Price incl. 19% VAT The PSS - PYI Type A PSS Shaft Seal is a mechanical face seal designed for stern tubes, featuring a stainless-steel rotor and a stationary carbon flange that create a reliable sealing surface. The flange attaches to the bellows, which fits over the stern tube, while the rotor compresses the bellows to maintain contact and accommodate propeller thrust. With an oversized bore to allow for misalignment and vibration compensation, the seal includes O-rings that rotate with the shaft, minimizing wear. It operates within a temperature range of 5°F to 225°F and supports up to 10,000 RPM. |
€ 684,34
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1-2 weeks delivery time Price incl. 19% VAT The PSS - PYI Type A PSS Shaft Seal is a mechanical face seal designed for marine applications, featuring a rotating stainless-steel rotor and a stationary carbon flange. This system effectively accommodates fore and aft movement from propeller thrust while reducing misalignment and vibration issues. The rotor compresses the bellow, maintaining contact with the carbon flange, and is sealed with recessed O-rings that minimize wear. It operates within temperature limits of 5°F to 225°F and pressure limits of 15 PSI, with a maximum shaft RPM of 10,000. |
€ 684,34
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1-2 weeks delivery time Price incl. 19% VAT The PSS 02-112-214 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 maintain a watertight barrier while accommodating movement due to propeller thrust. The carbon flange allows for flexibility in the shaft alignment, and two O-rings ensure durability by minimizing wear during operation. This seal operates effectively within a temperature range of 5°F to 225°F and can handle pressures up to 15 PSI. |
€ 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.