What Is The PSS PRO Shaft Seal?

The PSS PRO Shaft Seal is a mechanical face seal utilizing our proven stainless steel and carbon sealing components, but adds a reinforced silicone bellow, a secondary shaft retention collar, 316 Stainless Steel hose clamps (rolled edges & non-perforated) and an optional Nitronic 50 rotor upgrade (for highly corrosive environments). Designed specifically for applications that will require increased durability and resistance to harsh, corrosive, high pressure and otherwise demanding environments. The PSS PRO Shaft Seal is a specialized mechanical seal that is suitable for a variety of applications.
More info on the PSS PRO Shaft Seal
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Music:
Another Way by Psykick (c) 2016 Licensed under a Creative Commons Attribution (3.0) license. dig.ccmixter.org/files/Psykick...

[@billleskeep2033]

I have the PSS shaft seal on my Alberg 30 sailboat shaft. Perhaps it might have been overkill, but it certainly makes for a fine seal on my little yanmar diesel shaft. Trouble free all the time. Worth the money!

[@lensmith1870]

How much for the Pro

[@PYIinc]

It depends on your shaft and stern tube diameter. You can view pricing here: store.pyiinc.com/collections/pss-pro-shaft-seals