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one partner
all your solutions

S3 AeroDefense is an award-winning provider of military aircraft spares, component repair services, and customized technical solutions to global military operators. Driven by a vision to deliver cutting-edge and cost-effective solutions to military aviation aftermarket sectors worldwide, S3’s global presence extends to over 55 countries on six continents.

About Us

what we do

Since 2005, our end-to-end support has powered customer success around the world

Spares

S3 is an authorized stocking distributor for Arrowhead Products, Collins Aerospace, Honeywell Aerospace, Moog, Inc., Triumph Aerospace, Parker Aerospace, and other industry-leading OEMs.

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Services

S3 is an FAA and EASA-approved repair facility and authorized repair center for: CEF, Collins Aerospace, Honeywell, Moog, Triumph Aerospace, and Whippany Actuation Systems.

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Solutions

From aircraft upgrades and modifications to performance based logistics, S3 can S3 can design an array of engineering and technical solutions customized to the demands of any fleet or mission.

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s3 is an award winning provider of oem spares, services, & Solutions

OUR oem partners
MEAN BUSINESS

Our foundation is built on strategic partnerships
with industry-leading Original Equipment Manufacturers (OEM).

These relationships enable us to deliver trusted, OEM-certified solutions across every major military aircraft system. This nose-to-tail support ensures global military operators have consistent access to high-quality spares and repairs, driving mission readiness and long-term value.