FAA-listed STC holder

USDA Forest Service STCs

The Jun 30, 2026 FAA DRS snapshot lists 5 selected supplemental type certificates with status Current under USDA Forest Service. The records span 21 public aircraft directories and 4 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Apr 1, 2013

latest recorded revision

Modification mix

Cargo and special mission2 Aircraft performance1 Cabin and interiors1 Rotorcraft modifications1

Aircraft represented

Recently revised records

Showing the 5 most recently revised records. Category directories provide the complete paginated discovery path.

5 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

USDA Forest Service supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SA02269SE Increased performance based on prerequisite supplemental type certificates (STC). This supplemental type certificate does not make physical modifications to the aircraft. Aircraft performance View record	Cessna Aircraft TU206GTC A4CE	Current at cited snapshot Revised Apr 1, 2013 Application: Nov 23, 2011	FAA holder: USDA Forest Service FAA authority record
SH261WE Installation of an external load attachment mechanism in accordance with FAA Approved USDA Forest Service Master Drawing List and Rotorcraft Flight Manual Supplements, per Approved Model List SH261WE, and all subsequent FAA approved revisions to these documents. Cargo and special mission View record	Bell Helicopter Textron 205ATC H1SW Bell Helicopter Textron 205A-1TC H1SW Bell Helicopter Textron 210TC H1SW Bell Helicopter Textron 212TC H4SW Bell Helicopter Textron 412TC H4SW Bell Helicopter Textron 214BTC H6SW Bell Helicopter Textron 214B-1TC H6SW	Current at cited snapshot Revised Aug 16, 2011 Application: Jul 7, 1976	FAA holder: USDA Forest Service FAA authority record
SH4547NM Installation of a fixture for attachment of rappelling ropes under rear seat in accordance with FAA approved STC Data Package Master Drawing List , MTDC-951, Revision B, dated 10/7/97, and Rotorcraft Flight Manual Supplement for Bell Model 206B/L-1/L-3/L-4 and Model 407 with Bell 206/407 Series Helicopter Rappelling Kit , dated 11/26/97, or later FAA approved revisions. Cabin and interiors View record	Bell Helicopter Textron Canada 206BTC H2SW Bell Helicopter Textron Canada 206L-1TC H2SW Bell Helicopter Textron Canada 206L-3TC H2SW Bell Helicopter Textron Canada 206L-4TC H2SW Bell Helicopter Textron Canada 407TC H2SW	Current at cited snapshot Revised Aug 16, 2011 Application: Mar 18, 1988	FAA holder: USDA Forest Service FAA authority record
SR00123LA-D : Installation of External Load Attaching Means in accordance with Heli-Support, Inc. Master Index List No. 121-401, Revision A, dated September 20, 2001, or later approved revision. Rotorcraft Flight Manual Supplement No. 121-121 requested for this installation is listed on the approved Master Document List. Cargo and special mission View record	Eurocopter France AS-350BTC H9EU Eurocopter France AS-350B1TC H9EU Eurocopter France AS-350B2TC H9EU Eurocopter France AS-350B3TC H9EU Eurocopter France AS-350BATC H9EU Eurocopter France AS-350CTC H9EU Eurocopter France AS-350DTC H9EU Eurocopter France AS-350D1TC H9EU	Current at cited snapshot Revised Aug 15, 2011 Application: Nov 15, 2000	FAA holder: USDA Forest Service FAA authority record
SR00125LA-D Installation of Internal Load Attaching Means (ILAM) in accordance with Heli-Support, Inc. Master Document List (MDL) No. 123-000, Revision C, dated April 12, 2002, or later FAA approved revision. Rotorcraft Flight Manual Supplement No. 123-121, Revision A, dated April 12, 2002, or later FAA approved revisions required as part of these modifications. Rotorcraft modifications View record	Eurocopter France AS-350DTC H9EU Eurocopter France AS-350D1TC H9EU Eurocopter France AS-350B2TC H9EU Eurocopter France AS-350CTC H9EU Eurocopter France AS-350B1TC H9EU Eurocopter France AS-350BTC H9EU Eurocopter France AS-350B3TC H9EU Eurocopter France AS-350BATC H9EU	Current at cited snapshot Revised Aug 15, 2011 Application: Jul 5, 2001	FAA holder: USDA Forest Service FAA authority record

Modification mix

Aircraft represented

Recently revised records

Increased performance based on prerequisite supplemental type certificates (STC). This supplemental type certificate does not make physical modifications to the aircraft.

Installation of an external load attachment mechanism in accordance with FAA Approved USDA Forest Service Master Drawing List and Rotorcraft Flight Manual Supplements, per Approved Model List SH261WE, and all subsequent FAA approved revisions to these documents.