# N7690L: Sikorsky S-76D - Status: Valid registration - Airframe: [Sikorsky S-76D](https://openairdocs.org/model/sikorsky-s-76d) (registry code 8143021, 14 seats) - Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE) (Sikorsky Aircraft Corporation) (OpenAirDocs) - Serial number: 761090 - Type: Rotorcraft - Engine type: Turbo-shaft - Mode S code: AA655A - Registered owner: [Sikorsky Aircraft Corp](https://openairdocs.org/faa-owner/SIKORSKY%20AIRCRAFT%20CORP) - Location: [Stratford, CT](https://openairdocs.org/faa-place/CT/Stratford) - Owner type: Corporation - Owner's area on the map: 41.1630° N, 73.1281° W: Placed by OpenAirDocs at the center of ZIP code 06615, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7690L - Page: https://openairdocs.org/aircraft/N7690L 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): 8 in force ### Matched by airframe (Sikorsky S-76D) - [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023 - [AD 2022-05-10](https://openairdocs.org/ad/2022-05-10): Cabin Equipment/Furnishings · Airbus Helicopters AS332L, AS332L1, AS332L2 and 57 more. Effective Apr 20, 2022 - [AD 2022-03-09](https://openairdocs.org/ad/2022-03-09): Global Positioning System · Sikorsky S-76D. Effective Mar 17, 2022 - [AD 2017-19-01](https://openairdocs.org/ad/2017-19-01): Rotorcraft Flight Control · Sikorsky S-76A, S-76B, S-76C and 1 more. Effective Jan 2, 2018 - [AD 2016-23-10](https://openairdocs.org/ad/2016-23-10): Autopilot System · Sikorsky S-76D. Effective Dec 12, 2016 - [AD 2015-19-51](https://openairdocs.org/ad/2015-19-51): Flight Control System · Sikorsky S-76A, S-76B, S-76C and 1 more. Effective Nov 10, 2015 - [AD 2015-04-05](https://openairdocs.org/ad/2015-04-05): Tail Rotor Drive Shaft · Sikorsky S-76A, S-76B, S-76C and 1 more. Effective Mar 12, 2015 - [AD 2013-06-51](https://openairdocs.org/ad/2013-06-51): Equipment/Furnishings · Agusta A109, A109A, A109A II and 43 more. Effective Jul 15, 2013 ### Historical (superseded or no longer in force) - [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021 ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N7690L. ## NTSB investigations on N7690L not matched to an aircraft (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 ANC84LA173](https://openairdocs.org/ntsb/ANC84LA173), Sep 4, 1984: Piper PA-18 (N7690L), Nushagak River, AK, substantial damage ## FAA accident and incident reports None matched to N7690L. ## Reports on N7690L not matched to an aircraft (1) They name N7690L, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [Accident 19840903050819A](https://openairdocs.org/incident/19840903050819A), Sep 3, 1984: Piper PA18150 (N7690L), Nushagak River, AK, Destroyed. Reported engine sputtered and quit flying along a River. Crashed in a swamp not recovered. Possible carburetor ice. ## 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) (15) 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 (Sikorsky S-76D) - [STC SR04465NY](https://openairdocs.org/stc/SR04465NY): Installation of the iPad Mount. Avio Design Group Inc - [STC SR02727SE](https://openairdocs.org/stc/SR02727SE): Installation and maintenance of the Sunspot 36 and 46 series lights. Whelen Aerospace Technologies - [STC SR01955SE](https://openairdocs.org/stc/SR01955SE): Installation of a Supplemental Lighting System. Aviation Specialties Unlimited Inc - [STC SR09211RC](https://openairdocs.org/stc/SR09211RC): Installation of an external mount life raft deployment system. HELIFAB - [STC SR02667SE](https://openairdocs.org/stc/SR02667SE): Installation of a Honeywell ASPIRE 200 Intermediate Gain (IG) SATCOM system. Honeywell International - [STC SR02432SE](https://openairdocs.org/stc/SR02432SE): Installation of the Twin Rotary Evacuation Carriage (TREC) system. LifePort LLC - [STC SR02418SE](https://openairdocs.org/stc/SR02418SE): Dart Aerospace D076-612-011/-015 Mirror Kits. Dart Aerospace USA Inc - [STC SR00763DE](https://openairdocs.org/stc/SR00763DE): Installation of a 62 Gallon Auxiliary Fuel Tank in the baggage compartment. Helifab Inc - [STC SR03441CH](https://openairdocs.org/stc/SR03441CH): Installation of TrueView Enhanced Vision System (EVS) T6-Series. Mayday Avionics Inc - [STC SR09626RC](https://openairdocs.org/stc/SR09626RC): Installation of an aft cabin area Storage Net. Helifab Inc - [STC SR09650RC](https://openairdocs.org/stc/SR09650RC): Installation of Night Vision Imaging System (NVIS)/Night Vision Goggles (NVG) Compatible Lighting. Aero Dynamix Inc - [STC SR02477LA](https://openairdocs.org/stc/SR02477LA): Approval of Cabin Interior Configuration for a maximum of up to 9 passengers. Rotorcraft Support Inc - [STC SR01122NY-D](https://openairdocs.org/stc/SR01122NY-D): Installation of an Avionics Innovations Digital Media Player Model DMP-100. Avionics Innovations. Lists S-76 Series - [STC SR00091LA](https://openairdocs.org/stc/SR00091LA): Installation of an RG-380/40B battery. Concorde Battery Corporation. Lists S-76 Series - [STC SR01348NY](https://openairdocs.org/stc/SR01348NY) (historical): Installation of boarding steps IAW Key Tech Engineering Services Installation Drawing List IDL00203, Rev B, dated 1/16/01. Keystone Helicopter Corp. Lists S-76 Series ## Related - Other Sikorsky S-76D aircraft: https://openairdocs.org/model/sikorsky-s-76d/aircraft.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.