Preservative oil compound for aircraft components & engines. Meets MIL-STD-2073-1C
Royco® 581 is a concentrated version of a highly refined base oil with added ashless, anti-corrosion additive technology. Royco® 581 is designed to act as a preventative & protect aircraft engines from rust and corrosion as well as effects of humidity or acidic components from engine oil oxidation. Royco® 581 is also suitable for use as a preservative for industrial gasoline/diesel fueled engines, industrial gearboxes and machine tools.
Kinematic Viscosity, cSt (@ 100 °F): 278
Kinematic Viscosity, cSt (@ 210 °F): 21.1
Pour Point, (°F): 0
Flash Point, (°F): 525
Easy to dilute for immediate use and uncompromising protection during short to long term storage.
Excellent rust and corrosion protection
Reduced and prevents premature wear and damage
Inadequate Lubricant Protection from Rust or Corrosion
Byproduct formation from Engine Oil Oxidation
Specification: MIL - C - 6529 TYPE 1
MIL-SPEC Scope: This specification covers an oil-type corrosion preventative which shall be a satisfactory lubricant for aircraft engines when applied as specified.
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