HYNAUTIC OIL / BOAT STEERING FLUID / HYDRAULIC OIL

Marine Hynautic Steering Fluid

A specially formulated Hydraulic Oil / Fluid for use in Seastar Baystar Hynautic steering systems.

A mineral-based, Low-foaming, Anti-wear hydraulic fluid.

Anti-corrosion Properties to protect pumps and valves.

Please Note: This product is not manufactured or endorsed by Seastar Baystar.
Their name is used for reference only.

Product Benefits:

Fully Compatible with Baystar, Seastar and Hynautic steering systems.

A product made from mineral base oils.

Contains anti-wear properties.

Increased corrosion protection of components.

Designed for UK Hot and Cold Temperatures.

Contains anti-foaming additives.

Excellent seal material compatibility.

Please feel free to get in touch for system compatibility.

Product Specifications:

Manufactured to Mil-PRF-5606H standards
but not approved for Aircraft / Aviation Use.
It should only be used in marine steering systems.

Product Test Data:

Appearance: Yellow / Undyed

Specific Gravity @ 15.6˚C : 0.865
Kinematic Viscosity @ 40˚C (cSt): 14.74
Kinematic Viscosity @ 100˚C (cSt): 4.19
Viscosity Index: 209
Flash Point (COC ˚C): 158
Pour Point (˚C) : -42