STC SA02752AT
FAA DRS lists SA02752AT as Current · Amended, held by Air Repair Inc, for Air Tractor AT-402, Air Tractor AT-502, and Air Tractor AT-602, and 10 more aircraft configurations. Recorded change: Installation of the E-Tec ET-107 System that uses a sequential 24V to 48V Fast Start in order to reduce turbine exhaust gas temperatures (EGT) during engine starts. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA02752AT identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Air Tractor AT-402, Air Tractor AT-502, and Air Tractor AT-602, and 10 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related engine and powerplant STCs
Replace existing Pratt & Whitney (P & W) Model R-985 or R-1340 reciprocating engine installation installation with P & W (Canada) turbopropeller engine (Model PT6A-6B, -11, -11AG, -15AG, -20, -20A, -20B, -6/C20, -21, -27, -28, -34, -34AG, or -135) and Hartzell propeller (Model HC-BJTN-3 Hub and Model T10282 (+4) or T10282(N) (+4) Blades).
FAA holder: Hershey Flying and Spraying Service, Inc.
Installation of Teledyne Continental Motors Model IO-520-D engine and either a McCauley Model D3A34C401/90DFA-10 or Hartzell Model PHC-C3YF-1RF/F8468A( )-6R or PHC-C3YF-1RF/F7691( ) or PHC-G3YF-1RF/F8468A( )-6Ror PHC-G3YF-1RF/F7691( ) 3-blade propeller.
FAA holder: Air Plains Services Corporation