ROYCO 555 is an advanced 5 centistoke synthetic lubricating oil for gas turbine engines and helicopter transmissions.
Features of Royco 555:
- Good high temperature stability
- Specifically developed for use in high performance gas turbine engines
- Extreme pressure load carrying capability
Royco 555 is a blend of "hindered" polyol esters and a finely balanced modern technology additive package resulting in enhanced load carrying performance, antiwear, corrosion protection, and excellent thermal - oxidative stability.