ROYCO 555 | Turbine Engine and Helicopter Transmission Oil - DOD-PRF-85734A

Royco 555 is a premium synthetic lubricant specifically engineered to meet the rigorous demands of DOD-PRF-85734A specifications. Designed for use in both gas turbine engines and helicopter transmissions, Royco 555 offers exceptional performance and protection under extreme operating conditions.   

Key Features and Benefits:

• Superior Oxidation and Thermal Stability: Resists breakdown at high temperatures, ensuring long oil life and minimizing deposits.   
  
• Excellent Wear Protection: Protects critical engine components from wear, extending engine life.   
  
• Enhanced Shear Stability: Maintains viscosity under extreme shear conditions, ensuring consistent lubrication performance.
  
• Outstanding Demulsibility: Resists emulsification with water, preventing corrosion and sludge formation.
  
• Wide Operating Temperature Range: Provides reliable lubrication in a broad range of operating temperatures.

Applications:

• Gas Turbine Engines: Ideal for lubricating components in high-performance gas turbine engines.   
  
• Helicopter Transmissions: Specifically designed for use in helicopter transmissions, providing smooth and reliable operation.

Specifications :

• Meets U.S. Mil Spec - DOD-PRF-85734
• Meets the requirement of U.K. DERD. 2497
• Meets the requirement of XAS-2354
• Meets the requirement of British DEF STAN 91-100
• Meets the requirement of NATO Code O-160
• Meets the requirement of UK Joint Service Designation OX-26