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No. of STCs: 4

STC Holder: CHI Aviation 3679 Bowen Rd, Howell, MI 48855, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR03395CH	Status: Historical	App Date: 05/15/2014	Rev Date: 10/21/2014
Description: Installation of Mechanical Specialties Model 6111 Cargo Hook
TC Nos.: H4EU
Models: Airbus HelicoptersAS332C, AS332L, AS332L1, AS332L2
ACO: AIR-760: Central Certification Branch CHI

STC Holder: CHI Aviation 3679 Bowen Rd, Howell, MI 48855, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR04501CH	Status: Historical	App Date: 09/13/2019	Rev Date: 02/05/2021
Description: The certification of various configurations of cockpit side windows, in accordance with CHI Aviation drawing list CHI-201901-110, Revision A, or later FAA approved revisions.
TC Nos.: 1H15
Models: Sikorsky Aircraft CorporationS-61L, S-61N, S-61NM
ACO: AIR-7C0: Chicago ACO Branch

STC Holder: CHI Aviation 3679 Bowen Rd, Howell, MI 48855, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR04501CH	Status: Current	App Date: 09/13/2021	Rev Date: 02/27/2023
Description: The certification of various configurations of cockpit side windows
TC Nos.: 1H15
Models: Sikorsky Aircraft CorporationS-61L, S-61N, S-61NM
ACO: AIR-760: Central Certification Branch CHI

STC Holder: CHI Aviation Livingston County Airport, 3679 Bowen Road, Howell, MI 48855		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02257AK	Status: Historical	App Date: 05/15/2001	Rev Date: 03/27/2023
Description: Modify the aircraft configuration from 23 passenger seats to a combined cargo and passenger configuration.
TC Nos.: A43EU
Models: Airbus Defense and Space S.A.C-212-CC, C-212-CD, C-212-DF
ACO: AIR-760: Central Certification Branch CHI