Oil Servo Gear Hp 90 Of Iocl Or Hp Gear Oil Ep 90 Of Hpcl Or Mak Spirol 90 Ep Of Bp Cl For Use In Eot Crane Gear Box. Kinematic Viscosity Requirement= 15.5 To 18.00 Cst At 100 De G.C. Acceptable Brand- Iocl(Servo Gear Hp90), Bpcl(Spirol 90 Ep)& Hpcl(Ep 90)Only [ Warranty Period: 30 Months After The Date Of Delivery ] ]