S3 AeroDefense’s in-house repair shop specializes in the repair and overhaul of today’s modern military aircraft components. Our extensive knowledge enables S3 to provide solutions that allow our customers to keep operational costs low, maintain reliability and fleet commonality.

Maintenance, Repair & Overhaul

S3 AeroDefense Services offers unparalleled MRO services in the long-term sustainment of mission critical aerospace components. Our highly skilled team is comprised of committed professionals who are all focused on providing our customers with the highest quality of component repair and overhaul services at the best value.

OEM Approved Repair Facility

With a comprehensive and diverse in-house capability S3 AeroDefense has a proven performance history that is recognized and supported by some of the world’s largest military aftermarket OEMs. S3 AeroDefense is an authorized OEM repair source for:

broad scope of in-house repair capabilities

S3 AeroDefense is a leading provider of MRO services for aircraft accessories including: airborne electrical power generation, hydraulic primary flight control, landing gear, air turbine starters, rotor drive gearboxes and drivetrain components, fuel distribution, and an assortment of other mechanical, pneumatic, and hydraulic components.


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