FAA & EASA Engineering Certifications

As an FAA-designated Organization Designation Authorization (ODA), SNC’s subsidiary 3S Engineering and 3S Certification (3S) is your partner for the most efficient FAA certification process. With SNC and 3S, customers can accelerate time-to-market by receiving Supplemental Type Certificates (STC) for aircraft equipment installations from an ODA.

Superior Service

SNC and 3S Certification provide superior services with certification schedules that lower FAA involvement in STC projects. 3S Engineering has the experts to perform and support all phases of aviation projects.

3S Engineering & Certification

Superior Platform Diversity

This FAA designation allows 3S Certification to act on behalf of the FAA to approve and issue STCs covering modifications to a wide variety of fixed-wing and rotary aircraft. It is a full-service company offering tailored solutions for aircraft modification, design and FAA and European Aviation Safety Agency (EASA) certification services.

Services

ODA administration - FAA Interaction
FAA and client coordination
STC project management
ODA Unit Members (UM) support
FAA compliance data development
EASA Part 21 J certification and validation
Environmental qualification test support
Lab, ground and flight test support
Test plan/report preparation
General consultations
Installation design and analysis

ODA-UM review and FAA approval; Mechanical systems and equipment; Electrical systems and equipment; Structures; Flammability; Acoustics; Powerplant; Flight test pilot; Flight analysis; Software