MIL-PRF-17331H, PERFORMANCE SPECIFICATION: LUBRICATING OIL, STEAM TURBINE AND GEAR, MODERATE SERVICE (23 JAN 1984) [SUPERSEDING MIL-L-17331G]

MIL-PRF-17331H, PERFORMANCE SPECIFICATION: LUBRICATING OIL, STEAM TURBINE AND GEAR, MODERATE SERVICE (23 JAN 1984) [SUPERSEDING MIL-L-17331G]., This specification covers steam turbin lubricating oil for use in main turbines and gears, auxiliary turbine installations, certain hydraulic equipment, general mechanical lubrication, and air compressors.