Karmark Group is an authorized distributor of Skydrol™ aviation hydraulic fluids from Eastman. Your fluid choice can impact the performance of your aviation hydraulic system. That’s why you need a fluid developed to meet the requirements established by manufacturers and backed by recognized experts in phosphate ester technology. Skydrol was the first fire-resistant hydraulic fluid in the industry. Today, it remains the most advanced aviation hydraulic fluid. With Skydrol, you not only get a proven product but also access to our technical experts and unique sample analysis program to prevent potential costly maintenance delays.

Eastman is proud to offer a variety of industry-leading hydraulic fluids and services that meet the demands of the aviation industry. To help you select the right products for your fleet, view industry approvals here.

Skydrol PE-5
Reduced maintenance—longest fluid life fluid under high-moisture, low-moisture, high-temperature, and mild-temperature conditions

Faster cold starts—ideal combination of density and low-temperature viscosity
Improved system reliability—erosion protection at 3000 and 5000 psi for decreased maintenance and downtime

Skydrol 5
Fuel savings—
lowest-density hydraulic fluid, offering weight reductions

Improved system reliability—higher temperature capability than Type IV fluids, providing thermal stability and erosion resistance
Longer wear—
its exceptional paint compatibility allows it to be less aggressive toward aircraft paints

Skydrol LD-4
Improved system reliability—high-temperature capability offers thermal stability and erosion protection in valves

Fuel savings—lower density means less weight on the aircraft
Proven erosion resistance—a breakthrough product, solving previous problems of valve erosion

Skydrol 500B-4
Proven track record—longest service history among phosphate ester fluids

System reliability—contains the same breakthrough anti-erosion additive and acid scavenger found in Skydrol LD-4

Which hydraulic fluid is right for your fleet?

Tell us more about the needs of your fleet, and we can help you soar to new heights.

Looking to operate as efficiently and cost-effectively as possible?
Learn more about Eastman’s trusted solutions.

ASA Aviation Suppliers Association

Accreditation - ASA-100 & FAA 0056B 
Certificate # 11191120-1
DUNS 117379918 / CAGE 8GG41

130 S Indian River Dr Suite: 202  
Fort Pierce, Florida 34950, United States

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