# N1577: 1965 Garlick Helicopters UH-1H - Status: Valid registration - Airframe: [Garlick Helicopters UH-1H](https://openairdocs.org/model/garlick-helicopters-uh-1h) (registry code 3740005, 15 seats) - Engine: [Lycoming T53-L-13](https://openairdocs.org/engine/lycoming-t53-l-13) (registry code 41551) - Data sheets: [TCDS H13WE](https://openairdocs.org/tcds/H13WE) (Midwest Aerospace TC LLC) (OpenAirDocs) - Serial number: 65-09577 - Year built: 1965 - Type: Rotorcraft - Engine type: Turbo-shaft - Airworthiness: Restricted, agriculture and pest control, aerial surveying, forest, patrolling - Airworthiness date: April 30, 2007 - Certificate issued: April 8, 2009 - Expires: April 30, 2027 - Mode S code: A0E77D - Registered owner: [Mccarty David M](https://openairdocs.org/faa-owner/MCCARTY%20DAVID%20M) - Location: [Baker City, OR](https://openairdocs.org/faa-place/OR/Baker%20City) - Owner type: Individual - Owner's area on the map: 44.7963° N, 117.7833° W: Placed by OpenAirDocs at the center of ZIP code 97814, within about 16 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1577 - Page: https://openairdocs.org/aircraft/N1577 From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. ## ADs that may apply (OpenAirDocs): 1 in force ### Matched by airframe (Garlick Helicopters UH-1H) - [AD 2024-19-17](https://openairdocs.org/ad/2024-19-17): Rotorcraft flight control · Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N… (STC SR03408CH). Effective Oct 11, 2024 ### Matched by engine (Lycoming T53-L-13) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB WPR13FA006](https://openairdocs.org/ntsb/WPR13FA006), Oct 7, 2012: Garlick Helicopters UH-1H (N1577), Shady Cove, OR, substantial damage. Probable cause: The separation of the tail rotor gearbox and tail rotor assembly as a result of fatigue to the tail rotor gearbox input quill assembly attachment studs. ## FAA accident and incident reports (1) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Accident 20121007023129A](https://openairdocs.org/incident/20121007023129A), Oct 7, 2012: Garlick Helicopters Inc UH-1H (N1577), Shady Cove, OR, Substantial damage. Pilot was dispatched to drop water on a fire and was returning to base with a bambi bucket and 150FT line still attached. After a 10 minute flight in cruise,… ## Service difficulty reports None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. ## STCs that may be installed (OpenAirDocs) (41) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the airframe (Garlick Helicopters UH-1H) - [STC SR02796SE](https://openairdocs.org/stc/SR02796SE): Installation of Human External Cargo (HEC) system. Boost Systems LLC - [STC SH8609SW](https://openairdocs.org/stc/SH8609SW): Fabrication of Isolair Eliminator II Model 4600-205 fire fighting system. Isolair Inc - [STC SR01776SE](https://openairdocs.org/stc/SR01776SE): Fabrication, installation, and maintenance of the Isolair Helicopters, Inc., Model 9002 High Cross tubes. Isolair Inc - [STC SR00143DE](https://openairdocs.org/stc/SR00143DE): Installation of an upgraded 42 degree Tail Rotor gearbox, P/N 212-040-003. Midwest Aerospace TC LLC - [STC SR09167RC](https://openairdocs.org/stc/SR09167RC): Replacement of tail rotor control roller chain. Midwest Aerospace TC LLC - [STC SR09176RC](https://openairdocs.org/stc/SR09176RC): Modification of the vertical fin spar. Midwest Aerospace TC LLC - [STC SR09224RC](https://openairdocs.org/stc/SR09224RC): Modification of the lift beam on the Model UH-1H. Midwest Aerospace TC LLC - [STC SR00713SE](https://openairdocs.org/stc/SR00713SE): Installation of Onboard Systems International Cargo Hook Kit. Onboard Systems International - [STC SH5707NM](https://openairdocs.org/stc/SH5707NM): Fabrication of Onboard Systems Model 200-088-03 or 200-088-04 (without Load Weight) or 200-089-03, -04, -05 or -06 (with Load Weight) cargo hook suspension systems. Onboard Systems International - [STC SH5737NM](https://openairdocs.org/stc/SH5737NM): Replacement of Bell magnesium cargo hook bumper and ring Part Nos. 204-072-901-1 or -3, and 204-072-905-3, respectively, with Onboard bumper ring kit No. 210-092-00. Fabrication of Onboard Systems Model 210-092-00 bumper ring kit. Onboard Systems International - [STC SH5758NM](https://openairdocs.org/stc/SH5758NM): Fabrication of the Onboard Model 200-095-00 Multi-Channel Electrical Slip-Ring Kit. Onboard Systems International - [STC SR02475SE](https://openairdocs.org/stc/SR02475SE): Installation of a Tailboom Motion Detection System. Aircraft Structural Repair Inc - [STC SR02492LA](https://openairdocs.org/stc/SR02492LA): Installation of a Helicopter Technology Company main rotor blade assembly. Helicopter Technology Co - [STC SR02641SE](https://openairdocs.org/stc/SR02641SE): Installation of a Service Deck. Northwest Heli-Structures Inc - [STC SR02070SE](https://openairdocs.org/stc/SR02070SE): Fabrication of Dart D205-770-011 Replacement Engine Mount Kit. Dart Aerospace USA Inc - [STC SR00929SE](https://openairdocs.org/stc/SR00929SE): Fabrication of tail boom mounted strakes. BLR Aerospace LLC - [STC SR01039SE](https://openairdocs.org/stc/SR01039SE): Fabrication of tail boom mounted strakes in accordance with Master Drawing List Number BL-UH1H-01, Revision D, dated September 10, 2001, or later Federal Aviation Administration (FAA)-approved revision; and installation of this strake system. BLR Aerospace LLC - [STC SR01470SE](https://openairdocs.org/stc/SR01470SE): Fabrication and Installation of Fast Fin System. BLR Aerospace LLC - [STC SR03408CH](https://openairdocs.org/stc/SR03408CH): Install Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N AA-204-310-101-101 or AA-204-310-101-103. Airwolf Aerospace LLC - [STC SR02413LA](https://openairdocs.org/stc/SR02413LA): Installation of an AKV, Inc Exceedence and Trend Monitoring System kit P/N ETM1000. AKV Inc - [STC ST04270AT](https://openairdocs.org/stc/ST04270AT): Install the VTOL ASSALT V3 Windscreen Laminate Kit. VTOL LLC - [STC SR00767SE](https://openairdocs.org/stc/SR00767SE): Fabrication of Helipro spar replacement system. Vector Aerospace Helicopter Services USA Inc - [STC SR02394AK](https://openairdocs.org/stc/SR02394AK): Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system. Seaplanes North LLC - [STC SR01742NY](https://openairdocs.org/stc/SR01742NY): Installation of extended height landing gear. Dart Aerospace Limited - [STC SR01196LA](https://openairdocs.org/stc/SR01196LA): Installation of Honeywell (Lycoming) T53-L-703 engine to replace Honeywell (Lycoming) T53-L-13/13B/-13BA engine. Responsible ACO is Los Angeles, NM-L. Minuteman Aviation Inc - [STC SR02051LA](https://openairdocs.org/stc/SR02051LA): Installation of a VAn Horn Aviation Tail Rotor Blade. Van Horn Aviation LLC - [STC SR01946SE](https://openairdocs.org/stc/SR01946SE): Installation of the Mechanical Specialties, Model UH606. Mechanical Specialties Inc - [STC SR09257RC](https://openairdocs.org/stc/SR09257RC): Fabrication, modification, and installation of a new vertical fin spar in accordance with Global Helicopter Technology, Inc., Drawing number VTF-030-800, Revision D, dated March 26, 2001, or later FAA approved revision. Global Spar LLC - [STC SR01497AT](https://openairdocs.org/stc/SR01497AT): Manufacture of Windows in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-97115, no revision, dated August 20, 1997, or later FAA approved revisions, and installation per Installation Instructions listed in that report. Bell Helicopter Textron Inc - [STC SR01812AT](https://openairdocs.org/stc/SR01812AT): Manufacture of Flitestep in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-97166, no revision, dated December 19, 1997, or later FAA approved revisions, and installation per Aeronautical Accessories, Inc. Report AA-97087, Revision B, dated December 18, 1997, or later FAA approved revisions. Bell Helicopter Textron Inc - [STC SR01922AT](https://openairdocs.org/stc/SR01922AT): Manufacture of Locking Door Handle. Bell Helicopter Textron Inc - [STC SR01923AT](https://openairdocs.org/stc/SR01923AT): Manufacture of Air Deflector. Bell Helicopter Textron Inc - [STC SR01924AT](https://openairdocs.org/stc/SR01924AT): Manufacture of Low Skid or High Skid Landing Gear. Bell Helicopter Textron Inc - [STC SR02545AT](https://openairdocs.org/stc/SR02545AT): Manufacture of Fast Rope Kit in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-99126-4Rev A dated June 14, 2001, or later FAA approved revision, and installation (structural provisions only) per Aeronautical Accessories, Inc. Report No. AA-98167-Rev E dated May 1, 2001, or later approved revision. Bell Helicopter Textron Inc - [STC SR00103SE](https://openairdocs.org/stc/SR00103SE): Installation of Aviation Development Corporation oil filter. Aviation Development Corporation - [STC SR01298NY](https://openairdocs.org/stc/SR01298NY): Installation of replacement crosstubes P/N D212-664. Dart Aerospace Limited - [STC SR00563NY](https://openairdocs.org/stc/SR00563NY): Installation of Skidtubes and associated saddles. Dart Aerospace Limited - [STC SR00332NY](https://openairdocs.org/stc/SR00332NY): Installation of Avionics Specialties power analyzer and recorder no. SL17009 and SL17061. Aerosonic Corporation - [STC SR01395NY](https://openairdocs.org/stc/SR01395NY): Installation of adjustable engine mount. Dart Aerospace Limited - [STC SR01218AT](https://openairdocs.org/stc/SR01218AT): Manufacture of Flitestep. Aeronautical Accessories, Inc - [STC SA4302NM](https://openairdocs.org/stc/SA4302NM): Installation of Electronics Int'l digital automatic engine analyzer. Electronics International ## Related - Other Garlick Helicopters UH-1H aircraft: https://openairdocs.org/model/garlick-helicopters-uh-1h/aircraft.md - The Lycoming T53-L-13 engine: https://openairdocs.org/engine/lycoming-t53-l-13.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.