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Water Lubricated Stern Tube Sealing Systems

We offer a stern tube seal for water lubricated propeller shafts. This system is unique as it comes with a triple security lip seal design. It is equipped with an inflatable seal to allow inspection of seals and seal ring replacement without drydocking your vessel. The design includes durable and precision made composite tail shaft bearings to ensure proper sealing performance.

Specifications:

– Shaft sizes: 60mm-476mm (2.5”-18.75”)
– Seal housing material: BRONZE / STAINLESS STEEL / CAST IRON
– Sealing ring material: FKM
– Liner material: Duplex
– Lubrication: Water, Fwd Cavities
– Tail shaft bearing: Composite material (FWD & AFT)

Vanguard-W CAD drawing