Z Premium MIL-PRF-23699 HTS (High Thermal Stability) is a top-grade synthetic turbine engine oil designed for high-performance military and commercial aviation applications. The HTS variant offers enhanced resistance to thermal degradation, making it suitable for extreme conditions.
High-Temperature Turbine Engine Lubrication
- Specifically formulated for modern jet and gas turbine engines exposed to very high operating temperatures.
- Used in main engine bearings, gearboxes, and accessory drive units.
- Offers excellent lubrication under thermal stress while minimising deposit formation.
Combat Aircraft and Helicopter Systems
- Trusted in fighter jets, high-speed aircraft, and military helicopters.
- Ensures continuous, reliable lubrication during high-speed manoeuvres and long-duration missions.
- Improves operational safety and engine longevity in defence aviation.
Extended Oil Drain Intervals
- High thermal stability allows for longer oil service life even under harsh engine conditions.
- Reduces the frequency of maintenance and operational costs.
- Maintains viscosity and anti-wear protection throughout extended usage.
Sludge and Varnish Control
- Prevents buildup of carbon, sludge, and varnish on engine components.
- Keeps engine internals clean for consistent performance.
- Supports trouble-free engine startups and smooth running in extreme climates.
Oxidation and Corrosion Resistance
- Provides a protective barrier against corrosion, rust, and oxidation.
- Suitable for engines operating in marine, tropical, desert, and high-altitude environments.
- Compatible with materials commonly used in aviation systems.








