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Other aircraft modifications

STC SR03173CH

FAA DRS lists SR03173CH as Current · Reissued, held by Isolair Inc., for Enstrom Helicopter 280C, Enstrom Helicopter 280F, and Enstrom Helicopter 280FX, and 2 more aircraft configurations. Recorded change: Installation of Isolair Innovator 11 Model 3900-280 Spray System. Snapshot dated June 30, 2026.

FAA-listed holder
Isolair Inc.
Aircraft configurations
5
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Isolair Innovator 11 Model 3900-280 Spray System.

SR03173CH 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: Enstrom Helicopter 280C, Enstrom Helicopter 280F, and Enstrom Helicopter 280FX, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Enstrom Helicopter 280CH1CEEnstrom Helicopter 280FH1CEEnstrom Helicopter 280FXH1CEEnstrom Helicopter F-28CH1CEEnstrom Helicopter F-28FH1CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Enstrom Helicopter 280C and Enstrom Helicopter 280F, and 3 more aircraft configurations model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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