Essential Pss 80mm Shaft / 4 3/4in Tub Best Choice [AwEntiBv]

PSS 80mm Shaft / 4 3/4in Tub

The PSS 80mm Shaft / 4 3/4in Tub is a top-selling marine mechanical seal designed for superior performance and reliability. This product is recognized as the leading mechanical seal worldwide and is installed as standard equipment by many reputable boat builders and yards. Its widespread adoption is a testament to its exceptional quality and effectiveness in maintaining water tightness and reducing wear on the propeller shaft.

Key Features and Specifications

The PSS Shaft Seal is a mechanical face seal that utilizes a flat surface rotating stainless steel rotor and a stationary carbon flange. This innovative design eliminates the need for traditional packing type glands, which reduces maintenance, constant adjustments, and associated costs. The carbon flange is bored larger than the shaft diameter, allowing it to "float" around the shaft and compensate for misalignment and vibration issues. The stainless steel collar is sealed to the shaft with two o-rings, ensuring a tight fit and reducing wear during operation. Here are some of the key features and specifications:

• Shaft Size: 80mm
• Stern Tube Diameter: 4.750" - 4.875"
• Material: Stainless Steel, Carbon
• Sealing Method: O-Rings

Practical Uses and Benefits

The PSS Shaft Seal is not only a reliable solution for maintaining water tightness but also offers several practical benefits. It helps to eliminate water in the bilge, ensuring a 100% watertight seal, and reduces wear on the propeller shaft, extending its lifespan. This product is easy to retrofit and is available for shaft sizes ranging from 3/4" (20mm) to 6" (150mm), making it a versatile choice for various marine applications. The PSS Shaft Seal is certified by Bureau Veritas, ABS, and Rina, further enhancing its credibility and reliability. Here are some of the practical uses and benefits:

• Eliminates Maintenance: Reduces the need for frequent adjustments and maintenance, saving time and resources.
• Reduces Costs: Saves on the costs associated with traditional packing type glands and reduces downtime.
• Improves Reliability: Ensures a consistent and reliable performance, even in harsh marine environments.