# N76SK: 2011 Kiene Steven EVOLUTION - Status: Valid registration - Airframe: [Kiene Steven EVOLUTION](https://openairdocs.org/model/kiene-steven-evolution) (registry code 05629XY, 4 seats) - Engine: [Pratt & Whitney Canada PT6A-135A](https://openairdocs.org/engine/pratt-whitney-canada-pt6a-135a) (registry code 52260) - Data sheets: [TCDS E4EA](https://openairdocs.org/tcds/E4EA) (Pratt & Whitney Canada Corp.) (OpenAirDocs) - Serial number: EVO-003 - Year built: 2011 - Type: Fixed wing single engine - Engine type: Turbo-prop - Kit: Lancair Intl Inc EVOLUTION - Airworthiness: Experimental, amateur built - Airworthiness date: May 2, 2026 - Certificate issued: December 12, 2022 - Expires: December 31, 2029 - Mode S code: AA40C9 - Registered owner: [Fly High Aviation LLC](https://openairdocs.org/faa-owner/FLY%20HIGH%20AVIATION%20LLC) - Location: [New York, NY](https://openairdocs.org/faa-place/NY/New%20York) - Owner type: LLC - Owner's area on the map: 40.6898° N, 74.0174° W: Placed by OpenAirDocs at the center of ZIP code 10004, 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=76SK - Page: https://openairdocs.org/aircraft/N76SK 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): 4 in force ### Matched by airframe (Kiene Steven EVOLUTION) None in force. ### Matched by engine (Pratt & Whitney Canada PT6A-135A) - [AD 2014-11-05](https://openairdocs.org/ad/2014-11-05): Reinforcement liner to the power turbine (PT) containment ring and, for certain PT containment rings, adding scallops · Pratt & Whitney Canada PT6A-11, PT6A-110, PT6A-112 and 18 more. Effective Aug 5, 2014 - [AD 2012-09-10](https://openairdocs.org/ad/2012-09-10): First stage sun gears · Pratt & Whitney Canada PT6A-110, PT6A-112, PT6A-114 and 12 more. Effective May 23, 2012 - [AD 2002-23-13](https://openairdocs.org/ad/2002-23-13): Turbine Exhaust Ducts · Pratt & Whitney Canada PT6A-11, PT6A-110, PT6A-112 and 20 more. Effective Dec 31, 2002 - [AD 97-04-12](https://openairdocs.org/ad/97-04-12): Compressor Bleed-off Valve · Pratt & Whitney Canada PT6A-11, PT6A-110, PT6A-112 and 52 more. Effective Mar 14, 1997 ## Information bulletins (advisory) (1 in force) - [SAIB NE-12-04](https://openairdocs.org/saib/NE-12-04): Turbine/ Turboprop Engine: Reduction Gearbox. Issued Nov 1, 2011 ## NTSB investigations None matched to N76SK. ## FAA accident and incident reports None matched to N76SK. ## Reports on N76SK not matched to an aircraft (1) They name N76SK, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [Incident 19900807041399I](https://openairdocs.org/incident/19900807041399I), Aug 7, 1990: Beech E90 (N76SK), Richmond, VA, Minor damage. Nose wheel departed aircraft on liftoff. Returned. Nose wheel outer wheel bearing apparently failed. ## 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) (8) 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 engine (Pratt & Whitney Canada PT6A-135A) - [STC SE00002EN](https://openairdocs.org/stc/SE00002EN): Instructions for Continued Airworthiness for the PT6A-34, -34AG, -34B, -36, -114, -114A, -116, -135, and -135A engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals. MORE Company Inc - [STC SE00014EN](https://openairdocs.org/stc/SE00014EN): Installation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models. Pratt & Whitney Engine Services Inc - [STC SE00020EN](https://openairdocs.org/stc/SE00020EN): Installation of the Pratt & Whitney Engine Services, Inc. TrendCheck/ TrendCheck Plus Engine Monitor Kit P/N TREND-K-010-1. Pratt & Whitney Engine Services Inc - [STC SE02357NY](https://openairdocs.org/stc/SE02357NY): Installation of the Pratt & Whitney Canada, PT6A-135, dual fuel feed line configuration. Standard Aero Inc - [STC SE615GL](https://openairdocs.org/stc/SE615GL): Incorporation of a fuel flow transducer. Shadin Avionics - [STC SE09286SC](https://openairdocs.org/stc/SE09286SC): Installation of an alternate gas generator case. Airforce Turbine Service - [STC SE09257SC](https://openairdocs.org/stc/SE09257SC): Convert P&W Engine Models PT6A-15AG, -27, and -28, into PT6A-34 configuration. Covington Aircraft Engines, Inc - [STC SE659NE](https://openairdocs.org/stc/SE659NE): Installation of oil tank filler neck check valve, P/N TSA-76A. Aviation Components Support ## Related - Other Kiene Steven EVOLUTION aircraft: https://openairdocs.org/model/kiene-steven-evolution/aircraft.md - The Pratt & Whitney Canada PT6A-135A engine: https://openairdocs.org/engine/pratt-whitney-canada-pt6a-135a.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.