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.
Email us: info@yachtsupply24.com or fill our Feedback form.
You can also fill out the "Ask a question" form on the right or at the bottom of the page.
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-234-600 Dripless Shaft Seal is a mechanical face seal designed for marine applications, featuring a stainless steel rotor and carbon flange. It maintains constant contact through pre-compression, compensating for movement and misalignment. The seal operates within temperature limits of 5°F to 225°F and pressure limits of 15 PSI, while handling shaft RPMs up to 10,000. The carbon graphite is finely lapped, and the bellows are made from molded nitrile-PVC. Key dimensions include a shaft diameter of 2-3/4" and a stern tube diameter range of 6" to 6-1/8". |
€ 1.631,27
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-25M-112 Dripless Shaft Seal is a mechanical face seal designed for reliable performance in marine environments. It features a stainless-steel rotor and carbon flange that maintain constant contact to handle shaft movement and misalignment. The seal includes hose clamps for secure attachment, and its O-rings ensure a durable, wear-resistant seal. With temperature limits from 5°F to 225°F and pressure limits up to 15 PSI, it’s built to handle high RPMs and various operational conditions. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-25M-114 Dripless Shaft Seal is a mechanical face seal that ensures a reliable and tight seal between a rotating stainless-steel rotor and a stationary carbon flange. It maintains consistent contact through pre-load compression, compensating for shaft movement and misalignment. Designed with O-rings that rotate with the shaft to minimize wear, it handles temperatures from 5°F to 225°F, pressures up to 15 PSI, and shaft speeds up to 10,000 RPM. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-25M-134 Dripless Shaft Seal is a mechanical face seal designed for stern tubes. It features a stainless-steel rotor and a stationary carbon flange that ensure a tight seal. The seal accommodates shaft misalignment and vibration with a “floating” carbon flange and uses two O-rings to maintain a wear-free seal. It operates effectively within a temperature range of 5°F to 225°F and supports up to 10,000 RPM, making it a robust solution for various marine applications. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-25M-200 Dripless Shaft Seal is a mechanical face seal designed for marine applications. It features a stainless-steel rotor and a stationary carbon flange that work together to create a reliable seal, compensating for shaft movement and misalignment. The seal maintains constant contact between its components through a pre-load compression, while two O-rings ensure durability without wear. It operates effectively within a temperature range of 5°F to 225°F, a pressure limit of 15 PSI, and up to 10,000 RPM. The bellows are made from molded nitrile-PVC for added resilience. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-25M-212 Dripless Shaft Seal is a mechanical face seal designed for reliable performance. It features a stainless-steel rotor and a stationary carbon flange that work together to create a leak-proof seal. The seal compensates for shaft misalignment and vibration while maintaining a tight fit with two O-rings that prevent wear. It operates within a temperature range of 5°F to 225°F, handles pressures up to 15 PSI, and supports shaft RPMs up to 10,000. The bellows are made from molded nitrile-PVC for durability. |
€ 426,96
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-25M-214 Dripless Shaft Seal is a high-performance mechanical face seal designed for stern tubes. It features a stainless-steel rotor that compresses a nitrile bellows against a carbon flange, ensuring a secure seal that compensates for shaft movement and misalignment. With temperature limits from 5°F to 225°F and pressure limits of 15 PSI, it is built to handle high RPMs and various operational conditions. This seal also includes a floating carbon flange to manage misalignment and vibration effectively. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-28M-112 Dripless Shaft Seal is a mechanical face seal designed for marine applications. It features a stainless-steel rotor and a carbon flange that work together to maintain a watertight seal, compensating for shaft movement and misalignment. The seal can handle temperatures from 5°F to 225°F and pressures up to 15 PSI, with a maximum shaft RPM of 10,000. It is made with high-quality materials including lapped carbon graphite and molded nitrile-PVC.
|
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-28M-114 Dripless Shaft Seal is a mechanical face seal that ensures a reliable seal between the rotating stainless-steel rotor and the stationary carbon flange. Designed for marine use, it accommodates shaft and propeller thrust movements by compressing the bellows and compensating for misalignment and vibration. The seal is effective within a temperature range of 5°F to 225°F, supports up to 15 PSI, and can handle shaft speeds up to 10,000 RPM. It features O-rings that prevent wear, and its carbon graphite and stainless-steel components are precision-machined for durability. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-28M-134 Dripless Shaft Seal is a mechanical face seal featuring a stainless-steel rotor and a stationary carbon flange designed for marine use. It provides reliable sealing with constant contact between the rotor and flange, accommodating shaft movement and misalignment. The seal operates within a temperature range of 5°F to 225°F, with a pressure limit of 15 PSI and a shaft RPM limit of 10,000 RPM. It includes two O-rings for effective sealing and is made from durable materials like carbon graphite and molded nitrile. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-28M-200 Dripless Shaft Seal is a high-performance mechanical face seal designed for marine use. It features a rotating stainless-steel rotor and a stationary carbon flange that work together to create a reliable seal. The carbon flange accommodates shaft misalignment and vibration while the bellows ensure constant contact between the seal components. With a wide temperature range, high RPM limits, and durable construction, it provides effective and maintenance-free sealing for stern tube applications. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-28M-212 Dripless Shaft Seal is a robust mechanical face seal designed for marine use. It features a stainless-steel rotor and a stationary carbon flange that compress the bellows, ensuring a reliable seal and compensating for shaft movement and misalignment. This seal operates efficiently across temperatures from 5°F to 225°F and pressure up to 15 PSI, with a shaft RPM limit of 10,000. The design includes two O-rings to prevent wear and accommodate the high demands of propeller thrust. |
€ 426,96
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-28M-214 Dripless Shaft Seal is a mechanical face seal designed for reliable performance between the rotating shaft and stern tube. Featuring a stainless-steel rotor and a stationary carbon flange, it maintains constant contact and compensates for movement due to propeller thrust. The seal includes two O-rings for added protection and is effective in temperatures from 5°F to 225°F, with a pressure limit of 15 PSI and shaft RPM limit of 10,000 RPM. |
€ 414,22
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-300-400 Dripless Shaft Seal is a mechanical face seal designed for stern tubes, featuring a stainless-steel rotor and a carbon flange that ensure reliable, leak-proof sealing. It maintains constant contact between surfaces to handle propeller thrust and misalignment, while the design accommodates high temperatures, pressures, and rotational speeds. Key specifications include a temperature range of 5°F to 225°F, pressure limit of 15 PSI, and a shaft RPM limit of 10,000. |
€ 1.471,20
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-300-412 Dripless Shaft Seal is a mechanical face seal that provides reliable sealing between a rotating stainless-steel rotor and a stationary carbon flange. Designed for marine use, it maintains constant contact between these surfaces to handle propeller thrust and compensate for misalignment and vibration. It features a temperature range from 5°F to 225°F, a pressure limit of 15 PSI, and supports shaft speeds up to 10,000 RPM, with a design that includes carbon graphite lapped to tight tolerances and stainless-steel components faced to a smooth finish. |
€ 1.471,20
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-300-414 Dripless Shaft Seal is a mechanical face seal designed to provide a reliable, dripless seal for marine applications. It features a stainless-steel rotor and a stationary carbon flange, with a bellows system that compresses to maintain constant contact and compensate for shaft movement and alignment. The seal accommodates temperatures from 5°F to 225°F, pressures up to 15 PSI, and shaft RPMs of up to 10,000. It includes high-tolerance carbon graphite and stainless-steel components, with a molded nitrile-PVC bellows material for durability. |
€ 1.471,20
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-300-434 is a dripless shaft seal designed for marine applications, featuring a mechanical face seal created between the rotating stainless-steel rotor and the stationary carbon flange. The seal compensates for variable fore and aft movement, misalignment, and vibration, with the stainless-steel rotor sealed to the shaft by two O-rings that do not experience wear during operation. The product has specific temperature, pressure, and shaft RPM limits, and is constructed using carbon graphite, 316SS/Nitronic 50, and molded Nitrile-PVC materials. |
€ 1.471,20
-
+
|
|
1-2 weeks delivery time Price incl. 19% VAT The PSS 02-300-500 is a dripless shaft seal designed for marine applications. It features a mechanical face seal with a rotating stainless-steel rotor and a stationary carbon flange, allowing it to compensate for variable fore and aft movement and misalignment. The seal has a shaft diameter of 3", a stern tube diameter of 5" to 5-1/8", and can operate within a temperature range of 5°F to 225°F and a pressure limit of 15 PSI.
|
€ 1.471,20
-
+
|
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.