PSS Shaft Seal PRO, 2" Shaft / 3-1/2" Tube, ABS, Bureau Veritas, RINA Certified

Ensure a dry bilge and superior driveline protection with the PSS PRO Shaft Seal. As the #1 selling marine mechanical seal worldwide, this advanced solution is engineered for peak performance in the most demanding marine environments. Featuring reinforced silicone bellows and corrosion-resistant 316 Stainless Steel components, it provides unmatched durability and reliability for vessels with 2" shafts and 3-1/2" to 3-5/8" stern tubes. Trust the PRO Shaft Seal for a maintenance-free, watertight seal on your vessel, proudly designed by a global leader in marine sealing technology. Upgrade your boat's propulsion system with confidence today.

Key Benefits & Specifications:

• Precision Fitment: Designed to fit 2" shafts and 3-1/2" to 3-5/8" stern tubes, ensuring broad compatibility.
• Extreme Durability: Constructed with reinforced silicone bellows and 316 Stainless Steel components for enhanced corrosion resistance and a continuous operating temperature range from -13°F to 425°F (-25°C to 220°C).
• High-Performance Sealing: Rated for pressures up to 40 PSI (2.75 BAR) and shaft speeds up to 10,000 RPM, ideal for high-demanding applications.
• Vibration & Misalignment Compensation: The mechanical face seal design compensates for drive-line misalignment, vibration, and axial movement, protecting your shaft.
• Advanced Components: Utilizes lapped carbon graphite (4 HLB tolerance) and 316SS/Nitronic 50 faced to 9 Ra for optimal sealing surfaces and features a secondary shaft retention collar for added security.
• Certified Reliability: Certified by leading classification societies including Bureau Veritas, ABS, and RINA, assuring top-tier quality and safety.
• Maintenance-Free Design: Eliminates the need for constant adjustment and maintenance associated with traditional packing glands, saving time and cost.
• Dripless Operation: Provides a 100% watertight seal, eliminating water in the bilge and preventing wear to the propeller shaft.