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Versatile Pss 22mm Shaft / 2 1/2in Tub In Multiple Colors [HlbhfGo5]

$58.99 $188.99 -69%

PSS 22mm Shaft / 2 1/2in Tub Shaft SealIntroducing the PYI PSS Shaft Seal, the leading marine mechanical seal worldwide, renowned for its exceptional performance and reliability. This seal is a staple among reputable boat builders and yards, offering

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PSS 22mm Shaft / 2 1/2in Tub Shaft Seal

Introducing the PYI PSS Shaft Seal, the leading marine mechanical seal worldwide, renowned for its exceptional performance and reliability. This seal is a staple among reputable boat builders and yards, offering a perfect blend of innovation and durability. The PSS Shaft Seal is not just a standard feature but also the go-to retrofit solution for the world market, recognized for its unmatched quality.

Product Features and Specifications

The PSS Shaft Seal boasts a robust design, engineered to eliminate the need for traditional packing type glands. This innovative mechanical face seal features a rotating stainless steel rotor and a stationary carbon flange. The carbon flange is attached to the vessel's stern tube and the bellows, ensuring a watertight seal. The stainless steel rotor is secured to the shaft with set-screws, maintaining a consistent pre-load that compensates for thrust from the propeller. The carbon flange's larger diameter allows for "floating" around the shaft, mitigating misalignment and vibration issues. The seal is also equipped with two o-rings that rotate with the shaft and rotor, minimizing wear and extending the product's lifespan.
  • Shaft Size: 22mm
  • Stern Tube Diameter: 2.500" - 2.625"

Practical Uses and Benefits

The PSS Shaft Seal is not just a mechanical component; it is a solution that enhances the performance and longevity of marine vessels. Its ability to eliminate water in the bilge (100% water tight) and reduce wear on the propeller shaft is a significant advantage. This seal simplifies maintenance, as it does not require constant adjustment or the costs associated with traditional packing glands. With certifications from Bureau Veritas, ABS, and Rina, boat builders and yards trust the PSS Shaft Seal for its advantages and value. The seal is versatile, available for shaft sizes ranging from 3/4" (20mm) to 6" (150mm), making it a practical choice for a wide range of applications. By choosing the PSS Shaft Seal, you are investing in the reliability and efficiency of your marine vessel.

What Our Customers Say

December 30, 2025

Absolutely no complaints!

This is a great and a very smart purchase.

- Marianne I..

December 30, 2025

Absolutely no complaints!

This is a top-quality, and a must-have item.

- Hayden X..

December 30, 2025

Absolutely no complaints!

I'm happy with my product and its purchase.

- Janna R..

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