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PSS Shaft Seal 1-3/4" Shaft 3-1/4" Tube

The PSS Shaft Seal 1-3/4" Shaft 3-1/4" Tube is a top-selling marine mechanical seal, recognized worldwide for its superior performance and reliability. This premium seal is the go-to choice for many reputable boat builders and yards, offering a seamless retrofit solution for boats requiring an upgrade or a replacement shaft seal. Engineered with precision, the PSS Shaft Seal is designed to eliminate the common issues associated with traditional packing glands, including maintenance, constant adjustment, and high costs.

Product Specifications and Features

The PSS Shaft Seal 1-3/4" Shaft 3-1/4" Tube boasts a range of impressive specifications and features. With a shaft diameter of 1-3/4" and a stern tube diameter ranging from 3-1/4" to 3-3/8", it provides a perfect fit for a variety of boats. The total length of the seal is 9.175" when uncompressed, and 8.175" when compressed. The rotor diameter measures 3.75", while the carbon cuff diameter is 3.25". This design ensures a tight seal, protecting your boat from water ingress and minimizing wear on the propeller shaft. Key benefits include a 100% watertight seal, reduced maintenance, and enhanced overall boat performance.

Why Choose the PSS Shaft Seal?

The PSS Shaft Seal 1-3/4" Shaft 3-1/4" Tube stands out from its competitors for several reasons. Firstly, it is a mechanical face seal created between the rotating stainless steel rotor and the stationary carbon flange, providing a robust and reliable barrier against water intrusion. The carbon flange is attached to the vessel's stern tube with hose clamps, ensuring a secure fit. Additionally, the stainless steel collar is sealed to the shaft with two o-rings, which rotate with the shaft and rotor, minimizing wear and extending the life of the seal. The PSS Shaft Seal is also easily retrofitted, making it a practical choice for boat owners looking to upgrade their existing shaft seals. With a maintenance kit included, you can ensure the longevity and optimal performance of your PSS Shaft Seal for years to come.