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.

5

listed Current at snapshot

21

aircraft directories

4

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.

SA02269SEAircraft performanceRevised Apr 1, 2013

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

FAA holder: USDA Forest Service

SH261WECargo and special missionRevised Aug 16, 2011

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.

FAA holder: USDA Forest Service

SH4547NMCabin and interiorsRevised Aug 16, 2011

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.

FAA holder: USDA Forest Service

SR00123LA-DCargo and special missionRevised Aug 15, 2011

: 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.

FAA holder: USDA Forest Service

SR00125LA-DRotorcraft modificationsRevised Aug 15, 2011

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.

FAA holder: USDA Forest Service