MCS-352B is a viscous assembly lubricant for components and equipment designed to use Skydrol aviation hydraulic fluids. Eastman only supplies MCS-352B in 55 gallon drums. For smaller quantities, inquiries can be directed to Boeing Distribution Services Inc. or TBM who are authorized distributors and repackage MCS-352B. Refer to the distributor listing on www.Eastman.com/Aviation for their contact information.