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No. of STCs: 9

STC Holder: Chadwick, Inc 4375 S.W. 142nd Avenue, Beaverton, OR 97005, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH142WE	Status: Historical	App Date:	Rev Date: 03/20/1972
Description: Installation of electronic weighing system c-40.
TC Nos.: 1H11
Models: Sikorsky Aircraft CorporationS-58A, S-58B, S-58BT, S-58C, S-58D, S-58DT, S-58E, S-58ET, S-58F, S-58G, S-58H, S-58J
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Chadwick, Inc 11969 SW. Herman Road, Sherwood, OR 97140, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH1452NM	Status: Historical	App Date:	Rev Date: 07/01/1984
Description: Installation of electronic weighing system.
TC Nos.: H3WE
Models: MD Helicopter Inc.369 (Army YOH-6A)
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Chadwick, Inc 4375 S.W. 142nd Avenue, Beaverton, OR 97005, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH148WE	Status: Historical	App Date:	Rev Date: 05/26/1972
Description: Installation of Chadwick electronic weighing system C-45.
TC Nos.: H2SW
Models: Bell Helicopter Textron (Canada)206A, 206B
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Chadwick, Inc 4375 S.W. 142nd Avenue, Beaverton, OR 97005, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH149WE	Status: Historical	App Date:	Rev Date: 06/01/1972
Description: Installation of Chadwick electronic weighing system C47.
TC Nos.: H1SW
Models: Bell Helicopter Textron204B, 205A, 205A-1
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Chadwick, Inc 4375 S.W. 142nd Avenue, Beaverton, OR 97005, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH150WE	Status: Historical	App Date:	Rev Date: 06/01/1972
Description: Installation of Chadwick electronic weighing system C-46.
TC Nos.: 1H4
Models: Sikorsky Aircraft CorporationS-55, S-55C
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Chadwick, Inc 4375 S.W. 142nd Avenue, Beaverton, OR 97005, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH151WE	Status: Historical	App Date:	Rev Date: 06/26/1972
Description: Installation of Chadwick electronic weighing system C-43.
TC Nos.: 1H15
Models: Sikorsky Aircraft CorporationS-61L, S-61N
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Chadwick, Inc 4375 S.W. 142nd Avenue, Beaverton, OR 97005, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH17NW	Status: Historical	App Date:	Rev Date: 02/16/1973
Description: Installation of Chadwick Electronic weighing system C-47.
TC Nos.: H4SW
Models: Bell Helicopter Textron212
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Chadwick, Inc 4375 S.W. 142nd Avenue, Beaverton, OR 97005, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH61NW	Status: Historical	App Date:	Rev Date: 05/05/1976
Description: Installation of electric weighing system.
TC Nos.: H1IN
Models: Eurocopter FranceSA.315B Alouette III
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Chadwick, Inc 4375 S.W. 142nd Avenue, Beaverton, OR 97005, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH71NW	Status: Historical	App Date:	Rev Date: 11/07/1975
Description: Installation of electric weighing system.
TC Nos.: H1IN
Models: Eurocopter FranceSA.316B Alouette III, SA.319B Alouette III, SE.3160 Alouette III
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500