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No. of STCs: 4

STC Holder: Northrop Grumman California Microwave Systems 1362 Brass Mill Rd., Belcamp, MD 21017, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00147DE	Status: Historical	App Date:	Rev Date: 06/04/1999
Description: Increase maximum ramp and takeoff weights. (DHC-7-103 S/N 3 AND SUBS)
TC Nos.: A20EA
Models: Bombardier-Rotax GmbHDHC-7-102, DHC-7-103
ACO: New York ACO Branch, Tel: +1 (516) 228-7300

STC Holder: Northrop Grumman California Microwave Systems 1362 Brass Mill Rd., Belcamp, MD 21017, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00180DE	Status: Historical	App Date:	Rev Date: 06/04/1999
Description: Installation of Long Range Fuel System for the de Havilland Model DHC-7-102 and -103. (DHC-7-103 s/n 3 and subs)
TC Nos.: A20EA
Models: Bombardier-Rotax GmbHDHC-7-102, DHC-7-103
ACO: New York ACO Branch, Tel: +1 (516) 228-7300

STC Holder: Northrop Grumman California Microwave Systems 1362 Brass Mill Rd., Belcamp, MD 21017, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00181DE	Status: Historical	App Date:	Rev Date: 06/04/1999
Description: Installation of a Fuel Jettison System for the de Havilland Model DHC-7-102 and -103. (DHC-7-103 3 and Subs)
TC Nos.: A20EA
Models: Bombardier-Rotax GmbHDHC-7-102, DHC-7-103
ACO: New York ACO Branch, Tel: +1 (516) 228-7300

STC Holder: Northrop Grumman Grumman Melbourne Systems Division 2000 West NASA Blvd., Melbourne, FL 32904, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00937AT	Status: Current	App Date:	Rev Date: 12/19/1995
Description: Installation of Garrett Auxiliary Power Unit (APU) Model GTCP331-350(J). (707-338C, S/N 19621)
TC Nos.: 4A26
Models: The Boeing Company707
ACO: AIR-750: East Certification Branch ATL