ROYCO® 555 Amber DOD-PRF-85734 Spec Synthetic Helicopter Transmission & Turbine Engine Oil - Quart Can

A blend of "hindered" polyol esters and a carefully balanced additive package give this advanced 5 centistoke synthetic lubricating oil enhanced and corrosion protection, anti-wear and load carrying performance, and excellent thermal-oxidative stability. Designed specifically for high performance gas turbine engines and helicopter transmissions. ROYCO 555 meets all the requirements and is qualified under U.S. Military specification: DOD-PRF-85734 (DoD-L-85734 (AS)) as well as U.K. DERD.2497 and XAS-2354.

NOTE: ROYCO 555 should not be used with silicone-based elastomers.