Royco® 782 is a synthetic, fire-resistant hydraulic fluid that meets MIL-PRF-83282D specifications for a range of aircraft systems.
Royco® 782 is a super clean, fire-resistant synthetic hydraulic fluid. It exhibits suitability for the most extreme operating temperatures and environments where safety is critical, such as aircraft hydraulic systems.
Royco® 782 fluid is colored red and delivers exceptional oxidative stability, corrosion protection, and anti-wear for all components within heavy-duty hydraulic systems.
Kinematic viscosity
@ 205°C, cSt: 1.08
@ 100°C, cSt: 3.50
@ 40°C, cSt: 14.2
@ −40°C, cSt: 2,050
Viscosity index: 128
Fire point: 251°C (483°F)
Pour point, (°F): −78
Specific gravity (15.6°C): 0.852
Operating temperature range: −40°C to 205°C
Primary Chemistry: Polyalphaolefin (PAO)
Excellent oxidative stability
Exceptional corrosion and rust inhibition
Excellent anti-wear performance
Outstanding water demulsibility
Robust operating-temperature flexibility
Excellent shear stability
Compatible with petroleum-based fluid types
Red-colored hydraulic fluid
High-quality synthetic chemistry
Premature wear or damage to hydraulic systems in aircraft
Inferior hydraulic fluid oxidative stability or lifespan
Fire concerns with flammable hydraulic fluid
Royco® 782 can be successfully utilized in a range of hydraulic fluid aircraft systems, including but not limited to the following:
Automatic pilots
Shock absorbers and brake systems
Gearboxes in air compressors
Flap-control mechanisms
Missile hydraulic servo-controlled systems
General hydraulic systems using a synthetic seal
Royco® 782 meets the strict performance standards of the following specifications:
MIL-SPEC MIL-PRF-83282
NATO Specification H-537
Joint Service Designation OX-19
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