Gr. Vg 46, Oil Hydraulic To Is:10522-1983/ Reaffirmed 2004,Antiwear ( With Aniline Point 90 (Degree) C,Min. In Place Of Seal Compatibility Test And Pass Load Of 9Th Stage In Fzg Niemann Test -Make-Bl Protomac ,H-46, Bpc- Max Hydrol 46, Hpc- Enklo-46, Ioc- Servosystem 46