PRIME
Retrofit
Systems

PRIMAIR (Compact): the air regulated seal

• Stern tube oil physically separated from the sea by an air chamber
• Cross contamination is not possible
• Reduces wear on seal ring and liner
• VGP compliant even when using conventional lubricants
• Real-time data logging

PRIME Blue, a water-lubricated seal

• Durable and proven pollution-free seal system for water-lubricated bearings
• Straightforward installation by your own engineers
• Can be serviced without docking

PRIME Standard Stern Seal

Three sliding connections between PRIME seal rings and revolving liner

• All housing parts and liners can be supplied divisible; meaning that there is no need for shaft withdrawal during servicing
• When grooves appear on the surface of the liner we offer the installation of an extra distance ring (spacer) to extend the liner’s lifetime.
• Tungsten coating available for extended lifetime

PRIME Secure Stern Seal

All the benefits of our standard stern seal, but with an extra seal for additional peace of mind.

• Increased lifetime
• Reduced risk of stern seal leakages