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The PSS Bladder Flange

PYI Inc. the manufacturer of the PSS Shaft Seal is expanding the PSS product line with the recent development of a "Flange & Bladder System". With this system you are able to seal the stern tube, while the shaft is not rotating, in order to inspect clean or replace components of the shaft seal.

Recent Articles

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R&D Marine Engine Mounts

The R&D Marine Engine Mounts are designed specifically for the rigors of marine applications.

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Jefa Steering Wins 2014 DAME Award!

Jefa Steering has won the 2014 DAME Award for the Jefa Steering Traveller.

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The New Clamp Jacket for T-Bolt Style Hose Clamps

Now available by PYI are Clamp Jackets for T-Bolt style hose clamps. Protect yourself from cuts and scrapes from the sharp ends of t-bolt hose clamps.

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A Guide To Installing The Sonihull Ultrasonic Antifouling System

Here we show you how easy it is to install a Sonihull ultrasonic antifouling system on your boat.


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R&D Flexible Shaft Couplings To The Rescue

Published 12/17/13 at 12:46pm

The Royal National Lifeboat Institution depends on the R&D Marine Flexible Shaft Couplings to help save lives.

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Selecting the Right Sonihull Antifouling System For You

Published 11/22/13 at 11:54am

Here we discuss which Sonihull ultrasonic antifouling system you should get. And just as importantly we talk about where to place these on your hull for optimal performance.

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Installing a PSS Shaft Seal: Step 2 Installing PSS Seal

Published 11/20/13 at 12:12pm

In Step 2 of installing a PSS Shaft Seal we walk you through how to slide on the PSS Shaft Seal properly. And how to compress the bellow.

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A More Eco-Friendly Alternative To Traditional Antifouling

Published 11/04/13 at 09:31am

We all want our boats looking and performing at the absolute best. We’ve all seen this, a beautiful yacht with a dirty hull. It can be a real eye sore and have a dramatic impact on your fuel economy and performance. This is why you have to constantly haul your boat out and scrape the hull clean and reapply antifouling paint. You know what, you don’t have to throw your money away with frequent haul outs and hull cleaning. The Sonihull ultrasonic antifouling system will greatly extend the periods between haul outs.

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Installing a PSS Shaft Seal: Step 1 Cleaning the Shaft

Published 11/01/13 at 08:40am

Have questions on installing a PSS Shaft Seal? In this first part of a blog series we show you clean and prep your shaft to install your PSS seal.