H-575

MIL-F-17111

HYDRAUNYCOIL FH 19

PETROLEUM HYDRAULIC FLUID

HYDRAUNYCOIL FH 19 is a fluid to be used in connection with the hydrau­lic transmission of power, particularly in naval ordnance hydraulic equipment. It is based on a naphthenic base stock and contains additives to improve its anti-oxidant, extreme-pressure and anti-rust properties.


Main characteristics

Properties Units Typical values Test methods
Appearance — clear liquid —
Density at 20oC kg/dm3 0.879 ASTM D 4052
Kinematic viscosity mm2/s   ASTM D 445
  at 100oC   8.6  
  40oC   25  
  -35oC   855  
Viscosity index oC >300 ASTM D 2270
Flash point oC 110 ASTM D 92
Pour point oC -63 ASTM D 97
Acid number (pH = 11) mg KOH/g 0.03 ASTM D 664