STC Holder: Marlin and Myron Harms

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No. of STCs: 2

STC Holder: Marlin and Myron Harms Address: (No address provided), Unknown, NM REGION Unknown, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1404	Status: Current	App Date:	Rev Date: 01/01/1960
TC Nos.: A-799, 3A12,
Models: The Cessna Aircraft Company: 170, 172 Series
ACO: AIR-770: West Certification Branch SEA
Vacuum system 121 and 121A. (Eligible only on engines with dampened crankshafts).

STC Holder: Marlin and Myron Harms Address: (No address provided), Unknown, NM REGION Unknown, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1404	Status: Historical	App Date:	Rev Date:
TC Nos.: A-799, 3A12,
Models: The Cessna Aircraft Company: 170, 172 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Vacuum system 121 and 121A. (Eligible only on engines with dampened crankshafts).