# San Joaquin Helicopters OH-58C - Type: Aircraft model (FAA registry) - Registry code: 7950001 - Manufacturer (registry): SAN JOAQUIN HELICOPTERS - Model: OH-58C - Aircraft type: Rotorcraft - Category: Rotorcraft - Engines: 1 · Turbo-shaft - Seats: 5 - Weight class: Up to 12,499 lb - Certification: Type certificated - Data sheet: [TCDS R00002LA](https://openairdocs.org/tcds/R00002LA) (OpenAirDocs) - Holder: Blair Helicopter Services Inc. - Registered aircraft: 1 - Page: https://openairdocs.org/model/san-joaquin-helicopters-oh-58c Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [AD 2014-22-03](https://openairdocs.org/ad/2014-22-03): Main Rotor Drive · Rotorcraft Development OH-58A, OH-58A+, OH-58C and 6 more. Effective Dec 19, 2014 Historical (superseded or no longer in force): - [AD 2012-14-11](https://openairdocs.org/ad/2012-14-11) (historical): Main Rotor Drive · Arrow Falcon Exporters OH-58A, OH-58A+, OH-58C and 6 more. Effective Aug 7, 2012 ## Registered aircraft (1) - [N602WC](https://openairdocs.org/aircraft/N602WC): [Blair Helicopter Service Inc](https://openairdocs.org/faa-owner/BLAIR%20HELICOPTER%20SERVICE%20INC), [Lemoore, CA](https://openairdocs.org/faa-place/CA/Lemoore), built 1970, S/N 70-15633 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (4) As reported by operators and repair stations, by the model named in the report. - [SDR CA040311006](https://openairdocs.org/sdr/CA040311006), Mar 2, 2004: SEPARATOR. SHEARED. (CAN) ON DISASSEMBLY OF THE GEARBOX ASSEMBLY, THE AIR OIL SEPARATOR GEAR SHAFT WAS FOUND SHEARED AT THE JUNCTION OF GEAR AND SHAFT. THE ENGINE WAS SENT TO THE S - [SDR CYX2002F00001](https://openairdocs.org/sdr/CYX2002F00001), Jul 26, 2002: STRAP. CRACKED. DURING A 300 HOUR INSPECTION THE LEFT HAND AFT PYLON SUPPORT STRAP WAS FOUND CRACKED. THIS SUPPORT STRAP IS RIVETED TO THE UNDER SIDE OF THE UPPER CABIN ROOF BE - [SDR CYX2002F00000](https://openairdocs.org/sdr/CYX2002F00000), Jul 26, 2002: STRAP. CRACKED. DURING A 300 HOUR INSPECTION THE LEFT HAND AFT PYLON SUPPORT STRAP WAS FOUND CRACKED. THIS SUPPORT STRAP IS RIVETED TO THE UNDER SIDE OF THE UPPER CABIN ROOF BE - [SDR 20000622SH012](https://openairdocs.org/sdr/20000622SH012), Feb 1, 2000: GEAR SHAFT. SHEARED. ENGINE WAS REMOVED FROM AIRCRAFT BECAUSE IT WAS GENERATING METAL IN THE OIL. AFTER DISASSEMBLY, IT WAS VIEWED THAT THE GEAR SHAFT IN QUESTION HAD SHEARED. THE S ## STCs that may be installed (OpenAirDocs) (20) Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [STC SR02249LA](https://openairdocs.org/stc/SR02249LA): Installation of replacement tail rotor blade. Van Horn Aviation LLC - [STC SR00912SE](https://openairdocs.org/stc/SR00912SE): Replacement of the original landing gear skid tubes and saddles with DART Aerospace Model D058-672-011 and 012, or D058-672-013 and 014 skid tubes and saddles. Dart Aerospace USA Inc - [STC SR00915SE](https://openairdocs.org/stc/SR00915SE): Installation of DART Heli-Access-Step, Models D058-677-011 AND-012, or D058-677-013 AND -014 fabricated. Dart Aerospace USA Inc - [STC SR00916SE](https://openairdocs.org/stc/SR00916SE): Installation of DART Model D058-678-011 Bearpaws. Dart Aerospace USA Inc - [STC SR01727SE](https://openairdocs.org/stc/SR01727SE): Fabrication of Boundary Layer Research (BLR) Dual Tail Boom Strake System. BLR Aerospace LLC - [STC SR02964CH](https://openairdocs.org/stc/SR02964CH): Install Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N AA-206-011-154-105/-107. Airwolf Filter Corporation - [STC SR01286AT](https://openairdocs.org/stc/SR01286AT): Manufacture of crew vertical slide window. Bell Helicopter Textron Inc - [STC SR01287AT](https://openairdocs.org/stc/SR01287AT): Manufacture of passenger vertical slide window. Bell Helicopter Textron Inc - [STC SR01288AT](https://openairdocs.org/stc/SR01288AT): Manufacture of rubber mounted crew and passenger wedge windows. Bell Helicopter Textron Inc - [STC SR01317AT](https://openairdocs.org/stc/SR01317AT): Manufacture of folding maintenance step. Bell Helicopter Textron Inc - [STC SR01337AT](https://openairdocs.org/stc/SR01337AT): Manufacture of rubber mounted chin bubble window. Bell Helicopter Textron Inc - [STC SR01338AT](https://openairdocs.org/stc/SR01338AT): Manufacture of pre-flight step/handle. Bell Helicopter Textron Inc - [STC SR01358AT](https://openairdocs.org/stc/SR01358AT): Manufacture of maintenance step assembly. Bell Helicopter Textron Inc - [STC SR01409AT](https://openairdocs.org/stc/SR01409AT): Manufacture of replacement windshield and windows. Bell Helicopter Textron Inc - [STC SR01410AT](https://openairdocs.org/stc/SR01410AT): Manufacture of Flitestep. Bell Helicopter Textron Inc - [STC SR01446AT](https://openairdocs.org/stc/SR01446AT): Manufacture of replacement engine cowling. Bell Helicopter Textron Inc - [STC SR01447AT](https://openairdocs.org/stc/SR01447AT): Manufacture of Tailrotor Pedal Lockout. Bell Helicopter Textron Inc - [STC SR01448AT](https://openairdocs.org/stc/SR01448AT): Manufacture of Baggage Door. Bell Helicopter Textron Inc - [STC SR02031AT](https://openairdocs.org/stc/SR02031AT): Manufacture of Vibration Reduction System. Bell Helicopter Textron Inc - [STC SR00431SE](https://openairdocs.org/stc/SR00431SE): Installation of Ag-Air Systems, Inc., hydraulic accessory drive system. (206B BII, BIII) (OH-58A+ RESTRICTED CATEGORY ARROW FALCON). Kawak Aviation Technologies Inc ## PMA parts (OpenAirDocs) (21) Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this model on its data sheet, so check the FAA record before relying on it. Newest first. - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108465945620220809130836.0001): Aviation Devices & Electronic Components LLC (Av-DEC) · PMA PQ3846SW · May 10, 2022 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102628898520220809102511.0001): Aviation Devices & Electronic Components LLC (Av-DEC) · PMA PQ3846SW · Apr 18, 2022 - [AG844000-15](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192519574520220408135730.0001): Gasket – UHF/VHF Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Feb 8, 2022 - [AG728000-52](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171154474820220408135701.0001): Gasket – Satcom Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Jan 26, 2022 - [AG627000-23](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID177740955020220408135628.0001): Gasket – Marker Beacon. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Dec 15, 2021 - [AG627000-12](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170461565020220408140216.0001): Gasket – Marker Beacon Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Nov 17, 2021 - [AG358000-08](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141649929820220408135742.0001): Gasket – ELT Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Nov 17, 2021 - [AG843000-17](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID831558682620211110110519.0001): Gasket - UHF/VHF Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Aug 9, 2021 - [AG358000-07](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID859193737220210727195121.0001): Gasket – ELT Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Dec 11, 2020 - [AA-97141](https://drs.faa.gov/browse/excelExternalWindow/5194663D747BA99C8525703B005472E5.0001): Vibration Reduction System. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Nov 28, 1999 - [AA-98026](https://drs.faa.gov/browse/excelExternalWindow/FBB751416232574D862578020061583E.0001): Locking Door Handle. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · PMA PQ1058CE · Modification part · Nov 14, 1999 - [AA-98026](https://drs.faa.gov/browse/excelExternalWindow/8CE9157197F5ACEB8525703B005472E4.0001): Locking Door Handle. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Nov 14, 1999 - [AA-98029](https://drs.faa.gov/browse/excelExternalWindow/ED49F080A34CD3EC8525703B005472E0.0001): Quick Mount Kit for Starburst Model SX-5 Searchlight. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Oct 13, 1999 - [AA-97085](https://drs.faa.gov/browse/excelExternalWindow/C16CB48391F00F868525703B005472DD.0001): Passenger Shoulder Harness Restraint System. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Oct 13, 1999 - [AA-97106](https://drs.faa.gov/browse/excelExternalWindow/AA787222FED273478525703B005472DF.0001): Quick Mount Kit for Nightsun SX-16 Searchlight. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Oct 13, 1999 - [AA-93088](https://drs.faa.gov/browse/excelExternalWindow/967E60A48E4894228525703B005472DA.0001): Tail Rotor Pedal Lockout Kit. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Oct 13, 1999 - [AA-97101](https://drs.faa.gov/browse/excelExternalWindow/8FD6EE72DB77BDCE8525703B005472DE.0001): Emergency Flotation System Kit. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Oct 13, 1999 - [AA-97069](https://drs.faa.gov/browse/excelExternalWindow/7CA1B344D0AEFCB18525703B005472DB.0001): Crew Shoulder Harness Restraint System. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Oct 13, 1999 - [AA-98034](https://drs.faa.gov/browse/excelExternalWindow/39430671A3A069BD8525703B005472E1.0001): Air Deflectors. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Oct 13, 1999 - [AA-97077](https://drs.faa.gov/browse/excelExternalWindow/0BAA4CFCC0E1FBBB8525703B005472DC.0001): High Skid Landing Gear. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Oct 13, 1999 - [AA-96193](https://drs.faa.gov/browse/excelExternalWindow/615F7800C96F22678525703B0054722B.0001): Crew Vertical Slide Windows. Bell Helicopter Textron Inc (formerly Aeronautical Accessories Inc) · Modification part · Jun 17, 1999 ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Bell OH-58C](https://openairdocs.org/model/bell-oh-58c): 90 registered aircraft, registry code 1181580 - [Garlick Helicopters OH-58C](https://openairdocs.org/model/garlick-helicopters-oh-58c): 5 registered aircraft, registry code 3740004 - [Arrow Falcon Exporters OH-58C](https://openairdocs.org/model/arrow-falcon-exporters-oh-58c): 1 registered aircraft, registry code 1500005 --- 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.