Castrol - BE Aero 40 Yellow Landing Gear Shock Strut Fluid, 55 Gallon, BMS3-32 Type 2 | 27027
For extending the life of your shock struts, we recommend Castrol® Aero 40 yellow landing gear shock strut fluid. This premium quality ISO grade 15 mineral hydraulic fluid is MIL-PRF-5606 based. It includes anti-oxidant and anti-wear agents, a shear stable viscosity index improver and approved EP additive system to reduce galling of the shock strut upper bearings and martensitic streaking of landing gear outer cylinders.
Castro Aero 40 is available in 2 versions - this straw colored undyed type (Boeing Specification BMS 3-32, Type II approved) and as Aero 40 red shock strut fluid, for Douglas aircraft.
Castrol 27027-BE Aero 40 Yellow Landing Gear Shock Strut Fluid - BMS3-32 Type 2
Compatible with hoses, seals and paints used in shock struts and equipment used for application
Formulated as an alternative to Boeing Service Letters 707-SL-12-2; 727-SL-12-2; 737-SL-12-2; and 757-SL-27-15-B. These letters instruct adding an EP additive to standard or corrosion inhibited mineral-based hydraulic fluid for use in their landing gear shock struts.