ROYCO 481 is a mineral oil based lubricant formulated with modern additives to provide oxidation and corrosion protection as well as high viscosity index for both low and high temperature fluidity.

ROYCO 481 is approved as a P-10 preservative under MILSPEC: Mil-P-116 for use in gas turbine engines and fuel systems.

USES: ROYCO 481 is recommended for lubrication of gas turbine engine components and as a flushing and preservative fluid for engine fuel systems.

The high viscosity index provides for operation in a wide range of operating temperatures in high speed turbines as well as gas turbine engines.

ROYCO 481 meets all requirements of and is qualified to MILSPEC: MIL-PRF-6081 Grade 1010