Lanxess® Royco® 756 Petroleum Base Hydraulic Fluid for Aircraft and Missile, 5 GL Pail
Lanxess Corporation
Part # 756-5GL=2U
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Mfr Part # 58323213
ROYCO 756 is a red-dyed, mineral oil-based hydraulic fluid engineered for demanding aerospace and industrial systems, delivering excellent low-temperature fluidity, anti-wear protection, and reliable all-weather performance.
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Overview
Lanxess Royco 756 is a high-viscosity index, petroleum-based hydraulic fluid formulated to meet the severe operational demands of aircraft, missile, ordnance, and industrial systems. Its additive system provides exceptional anti-wear performance, oxidation and corrosion inhibition, shear stability, and enhanced component life. The formulation includes metal deactivators and foam inhibitors, offering improved system reliability, especially in applications requiring “super clean” hydraulic fluid for extended operational life. With a wide operating temperature capability, ROYCO 756 ensures consistent performance in both unpressurized and pressurized hydraulic systems.
Features & Benefits
Wide operating temperature range for all‑weather performance
Excellent low‑temperature fluidity
Exceptional anti‑wear and shear stability
Enhanced oxidation and corrosion resistance
“Super clean” fluid to extend equipment and component life
Formulated with metal deactivators and foam inhibitors
Suitable for aerospace and industrial hydraulic applications
Specifications
Size: 5 gallon pail
Appearance: Red liquid
Odor: Aromatic
Flash Point: 180°F
Relative Density: 0.8587 – 0.88 @ 60.1°F
Density: 0.87 g/cm³ @ 68°F
Kinematic Viscosity @ 104°F: 13.2 mm²/s
Kinematic Viscosity @ 65°F: 600 – 2500 mm²/s
Operating Range (Unpressurized): -54°C to 90°C (-65°F to 195°F)
Operating Range (Pressurized): -54°C to 135°C (-65°F to 275°F)
Max System Pressure: Up to 3000 psi
Applications
Aircraft and missile hydraulic systems
Autopilots and shock absorbers
Cherry pickers and boom trucks
Robotics and industrial hydraulic systems
Auto wreckers and ground support equipment
Systems requiring ultra‑clean hydraulic fluid for extended life
Technical Information
Meets MIL‑H‑5606
Meets MIL‑O‑5606
Meets MIL‑PRF‑5606
AN‑O‑336
AN‑VV‑O‑336
AAF‑3580
Equivalent to MIL‑PRF‑5606J petroleum‑based aviation hydraulic fluid
COMPATIBILITY: ROYCO 756 should not be used in systems containing natural rubber elastomers.
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