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Sometimes it’s the other way around. It’s not uncommon for companies that have achieved some level of quality certification to hire quality consultants to get them “through the process” so that they can pass whatever quality protocols are relevant. At ADS we take a different approach. We drive our quality program through our own best practices and standard operating procedures, as well as by strictly adhering to the expectations of our highly technical customers.

We grew it from the ground up and we documented our process and controls and took the best of the best of engineering, manufacturing and inspection practices used in the aerospace industry today. As impressive as these certifications are, it is the ADS team of engineers, technicians, inspectors and highly skilled craftsmen – representing centuries of combined hands-on experience — that are dedicated to delivering the highest levels of reliability in the industry. After all, experience drives quality.


Aerospace Drive Systems by Timken’s quality certifications include:

AS9100 and ISO 9001
See Certificate (PDF)

Manufacture of Jet Engine and Helicopter Rotor Head Parts – Aircraft Quality Gears, Gearboxes and Transmissions

AS9110 and ISO 9001
See Certificate (PDF)

Overhaul and Repair of Rotor Head Parts, Aircraft Quality Gears and Transmissions

See Certificate (PDF)

Non-Destructive Testing

NADCAP - Chemical
See Certificate (PDF)

Chemical Processing

NADCAP - Heat Treat
See Certificate (PDF)

Heat Treating

100% TSB, 100% on-Time, 100% on-Spec, 100% on-Budget


Aerospace Drive Systems
586 Hilliard Street
Manchester, CT 06042
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