FAA-listed STC holder

Helicopter Technology Co STCs

The Jun 30, 2026 FAA DRS snapshot lists 6 selected supplemental type certificates with status Current under Helicopter Technology Co. The records span 36 public aircraft directories and 1 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

Oct 7, 2020

latest recorded revision

Recently revised records

Showing the 6 most recently revised records. Category directories provide the complete paginated discovery path.

6 displayed records.

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

Helicopter Technology Co supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SR02492LA Installation of a Helicopter Technology Company main rotor blade assembly. Propellers View record	Arrow Falcon Exporters UH-1HTC R00007DE AST UH-1FTC H11SW Bell Helicopter Textron 204BTC H1SW Bell Helicopter Textron 205A-1TC H1SW Bell Helicopter Textron 205ATC H1SW California Department of Forestry UH-1FTC H2NM Global Helicopter Technology UH-1HTC R00002RC Hagglund Helicopters UH-1HTC H15NM International Helicopters UH-1BTC H5SO JJASPP Engineering Services UH-1HTC R00004RC Northwest Rotorcraft UH-1HTC R00005SE OAS Parts UH-1BTC H7SO OAS Parts UH-1HTC H7SO Richards Heavylift Helo UH-1BTC H3SO Richards Heavylift Helo UH-1HTC H3SO Robinson Air Crane TH-1FTC R00008AT Robinson Air Crane UH-1FTC R00008AT Robinson Air Crane UH-1PTC R00008AT Rotorcraft Development TH-1FTC H12NM Rotorcraft Development UH-1BTC H13WE Rotorcraft Development UH-1FTC H12NM Rotorcraft Development UH-1HTC H13WE Rotorcraft Development UH-1PTC H12NM San Joaquin Helicopters UH-1BTC H1RM Southwest Florida Aviation International UH-1HTC H6SO Tamarack Helicopters TH-1FTC H7NE Tamarack Helicopters UH-1FTC H7NE Tamarack Helicopters UH-1HTC R00010SE	Current at cited snapshot Revised Oct 7, 2020 Application: Oct 18, 2010	FAA holder: Helicopter Technology Co FAA authority record
SR09074RC Installation of a replacement main rotor blade. Propellers View record	MD Helicopter 369DTC H3WE MD Helicopter 369ETC H3WE	Current at cited snapshot Revised Jul 18, 2008 Application: Oct 5, 1995	FAA holder: Helicopter Technology Co FAA authority record
SR09184RC Installation of a replacement main rotor blade, part number 500P2100-301 and 303. Propellers View record	MD Helicopter 369ATC H3WE MD Helicopter 369HTC H3WE MD Helicopter 369HETC H3WE MD Helicopter 369HMTC H3WE MD Helicopter 369HSTC H3WE	Current at cited snapshot Revised Jul 18, 2008 Application: Dec 17, 1996	FAA holder: Helicopter Technology Co FAA authority record
SR09172RC Installation of a replacement main rotor blade without a leading edge abrasion strip, part number 500P2100-BSC and BS-1 per Helicopter Technology Company (HTC) Maintenance Manual HTCM-001 latest FAA approved revision. Propellers View record	MD Helicopter 369DTC H3WE MD Helicopter 369ETC H3WE	Current at cited snapshot Revised Dec 24, 2003 Application: Apr 4, 1997	FAA holder: Helicopter Technology Co FAA authority record
SR01282LA Installation of a tail rotor blade assembly. Propellers View record	MD Helicopter 369ATC H3WE MD Helicopter 369DTC H3WE MD Helicopter 369ETC H3WE MD Helicopter 369FFTC H3WE MD Helicopter 369HTC H3WE MD Helicopter 369HETC H3WE MD Helicopter 369HMTC H3WE MD Helicopter 369HSTC H3WE	Current at cited snapshot Revised Jun 30, 2003 Application: Sep 27, 2001	FAA holder: Helicopter Technology Co FAA authority record
SR09213RC Installation of a replacement tail rotor blade. Propellers View record	MD Helicopter 369DTC H3WE MD Helicopter 369ETC H3WE	Current at cited snapshot Revised Jun 30, 2003 Application: Dec 18, 1997	FAA holder: Helicopter Technology Co FAA authority record

Helicopter Technology Co STCs

Modification mix

Aircraft represented

Recently revised records

Installation of a Helicopter Technology Company main rotor blade assembly.

Installation of a replacement main rotor blade.

Installation of a replacement main rotor blade, part number 500P2100-301 and 303.

Installation of a replacement main rotor blade without a leading edge abrasion strip, part number 500P2100-BSC and BS-1 per Helicopter Technology Company (HTC) Maintenance Manual HTCM-001 latest FAA approved revision.

Installation of a tail rotor blade assembly.

Installation of a replacement tail rotor blade.