# N321HC: 2015 Stemme STEMME S 10-VT - Status: Valid registration - Airframe: [Stemme STEMME S 10-VT](https://openairdocs.org/model/stemme-stemme-s-10-vt) (registry code 1130876, 2 seats) - Engine: [Rotax 914 series](https://openairdocs.org/engine/rotax-914-series) (registry code 55575) - Data sheets: [TCDS G06CE](https://openairdocs.org/tcds/G06CE) (Stemme GmbH), [TCDS E00058NE](https://openairdocs.org/tcds/E00058NE) (BRP-Rotax GmbH & Co KG) (OpenAirDocs) - Serial number: 11-143 - Year built: 2015 - Type: Glider - Engine type: 4 cycle - Airworthiness: Standard, utility - Airworthiness date: August 26, 2015 - Certificate issued: August 13, 2015 - Expires: August 31, 2028 - Mode S code: A372B9 - Registered owner: [Linda Vista Aviation Inc](https://openairdocs.org/faa-owner/LINDA%20VISTA%20AVIATION%20INC) - Location: [West Palm Beach, FL](https://openairdocs.org/faa-place/FL/West%20Palm%20Beach) - Owner type: Corporation - Owner's area on the map: 26.7158° N, 80.0668° W: Placed by OpenAirDocs at the center of ZIP code 33401, 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=321HC - Page: https://openairdocs.org/aircraft/N321HC From the FAA registry file of October 22, 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. The registry lists only the engine series, so ADs for every Rotax 914 model are included. ## ADs that may apply (OpenAirDocs): 31 in force ### Matched by airframe (Stemme STEMME S 10-VT) - [AD 2023-02-03](https://openairdocs.org/ad/2023-02-03): Powerplant System · Stemme Stemme S 10-VT and Stemme S 12. Effective Mar 1, 2023 - [AD 2018-03-16](https://openairdocs.org/ad/2018-03-16): Propellers/Propulsors · Stemme Stemme S 12 and Stemme S10-VT. Effective Mar 20, 2018 - [AD 2010-11-08](https://openairdocs.org/ad/2010-11-08): Fuel · Stemme Stemme S10-VT. Effective Jul 6, 2010 - [AD 2007-21-09](https://openairdocs.org/ad/2007-21-09): Fuel leak · Stemme Stemme S10-VT. Effective Nov 1, 2007 - [AD 2007-15-03](https://openairdocs.org/ad/2007-15-03): Connection screw of the propeller blade · Stemme Stemme S10-V and Stemme S10-VT. Effective Aug 28, 2007 - [AD 2007-01-03](https://openairdocs.org/ad/2007-01-03): Liquid cooling circuit · Stemme Stemme S10-VT. Effective Jan 29, 2007 - [AD 2006-26-02](https://openairdocs.org/ad/2006-26-02): Leaking brass fuel connection · Stemme Stemme S10, Stemme S10-V and Stemme S10-VT. Effective Jan 10, 2007 - [AD 2006-19-08](https://openairdocs.org/ad/2006-19-08): Exhaust bends in curvature bend area · Stemme Stemme S10-VT. Effective Oct 10, 2006 - [AD 2006-17-03](https://openairdocs.org/ad/2006-17-03): Aileron push-rod and the connecting shaft · Stemme Stemme S10, Stemme S10-V and Stemme S10-VT. Effective Sep 22, 2006 - [AD 2004-14-21](https://openairdocs.org/ad/2004-14-21): Drive shaft assembly · Stemme Stemme S10, Stemme S10-V and Stemme S10-VT. Effective Aug 21, 2004 - [AD 2003-20-09](https://openairdocs.org/ad/2003-20-09): Limitations Section - flight restrictions · Stemme Stemme S10-VT. Effective Oct 20, 2003 - [AD 2002-22-04](https://openairdocs.org/ad/2002-22-04): Engine compartment fuel · Stemme Stemme S10-VT. Effective Dec 20, 2002 - [AD 2000-15-03](https://openairdocs.org/ad/2000-15-03): Propeller Blade Suspension Forks · Stemme Stemme S10-V and Stemme S10-VT. Effective Aug 4, 2000 - [AD 99-15-03](https://openairdocs.org/ad/99-15-03): Wastegate Control · Stemme Stemme S10-VT. Effective Aug 31, 1999 - [AD 98-24-30](https://openairdocs.org/ad/98-24-30): Flight Control System · Stemme Stemme S10, Stemme S10-V and Stemme S10-VT. Effective Dec 18, 1998 ### Matched by engine (Rotax 914 series) - [AD 2026-16-11](https://openairdocs.org/ad/2026-16-11): Reciprocating Engine Front Section · BRP-Rotax 912 F2, 912 F3, 912 F4 and 16 more. Effective Aug 28, 2026 - [AD 2023-17-13](https://openairdocs.org/ad/2023-17-13): Reciprocating Engine Front Section · BRP-Rotax 912 F2, 912 F3, 912 F4 and 16 more. Effective Sep 20, 2023 - [AD 2019-21-12](https://openairdocs.org/ad/2019-21-12): Reciprocating Engine Cylinder Section · BRP-Rotax 914 F2, 914 F3 and 914 F4. Effective Nov 19, 2019 - [AD 2019-10-04](https://openairdocs.org/ad/2019-10-04): Reciprocating Engine Cylinder Section · BRP-Rotax 912 F2, 912 F3, 912 F4 and 6 more. Effective Jul 10, 2019 - [AD 2016-23-04](https://openairdocs.org/ad/2016-23-04): Carburetor floats · BRP-Rotax 912 F2, 912 F3, 912 F4 and 6 more. Effective Dec 7, 2016 - [AD 2016-13-04](https://openairdocs.org/ad/2016-13-04): Engine coolant temperature limit · BRP--POWERTRAIN 912 F2, 912 F3, 912 F4 and 6 more. Effective Jul 27, 2016 - [AD 2013-15-19](https://openairdocs.org/ad/2013-15-19): Excessive oil consumption · BRP--POWERTRAIN 912 F2, 912 F3, 912 F4 and 6 more. Effective Aug 27, 2013 - [AD 2012-04-03](https://openairdocs.org/ad/2012-04-03): Oil pump attachment bolts · BRP--POWERTRAIN 912 S2, 912 S3 and 914 F2. Effective Mar 16, 2012 - [AD 2012-01-07](https://openairdocs.org/ad/2012-01-07): Fuel pressure regulators · BRP--POWERTRAIN 914 F2, 914 F3 and 914 F4. Effective Feb 27, 2012 - [AD 2011-25-02](https://openairdocs.org/ad/2011-25-02): Crankshaft · BRP--POWERTRAIN 912 F2, 912 F3, 912 F4 and 6 more. Effective Dec 22, 2011 - [AD 2011-12-04](https://openairdocs.org/ad/2011-12-04): Washers · Bombardier-Rotax 912 F3, 912 S2, 912 S3 and 4 more. Effective Jun 27, 2011 - [AD 2010-20-23](https://openairdocs.org/ad/2010-20-23): Engine crankcase · Bombardier-Rotax 912 F2, 912 F3, 912 F4 and 6 more. Effective Nov 8, 2010 - [AD 2008-26-05](https://openairdocs.org/ad/2008-26-05): Exhaust muffler · BRP--POWERTRAIN 914 F2, 914 F3 and 914 F4. Effective Jan 26, 2009 - [AD 2005-01-14](https://openairdocs.org/ad/2005-01-14): Valve train on all engines · BRP--POWERTRAIN 912 F2, 912 F3, 912 F4 and 6 more. Effective Feb 15, 2005 - [AD 2002-16-07](https://openairdocs.org/ad/2002-16-07): Valve Spring Retainers · BRP--POWERTRAIN 912 F2, 912 F3, 912 F4 and 6 more. Effective Sep 3, 2002 - [AD 2002-10-14](https://openairdocs.org/ad/2002-10-14): Exhaust Bend Assemblies Located Between the Cylinder Heads and Exhaust Manifold Assembly · BRP--POWERTRAIN 914 F2, 914 F3 and 914 F4. Effective Jun 12, 2002 ### Historical (superseded or no longer in force) - [AD 2022-01-09](https://openairdocs.org/ad/2022-01-09) (historical): Powerplant System · Stemme Stemme S10-VT and Stemme S 12. Effective Jan 27, 2022 - [AD 2017-10-11](https://openairdocs.org/ad/2017-10-11) (historical): Propellers/ Propulsors · Stemme Stemme S10-VT. Effective Jun 15, 2017 - [AD 2008-11-20](https://openairdocs.org/ad/2008-11-20) (historical): Gear compartment · Stemme Stemme S10-VT. Effective Jun 23, 2008 - [AD 2008-03-06](https://openairdocs.org/ad/2008-03-06) (historical): Plastic T-connector · Stemme Stemme S10-VT. Effective Feb 20, 2008 - [AD 2013-07-12](https://openairdocs.org/ad/2013-07-12) (historical): Cylinder heads · BRP--POWERTRAIN 912 F2, 912 F3, 912 F4 and 6 more. Effective Apr 30, 2013 - [AD 2002-21-16](https://openairdocs.org/ad/2002-21-16) (historical): Valve train · Bombardier-Rotax 912 F2, 912 F3, 912 F4 and 6 more. Effective Oct 28, 2002 - [AD 2002-16-26](https://openairdocs.org/ad/2002-16-26) (historical): Engine crankcase · Bombardier-Rotax 912 F2, 912 F3, 912 F4 and 3 more. Effective Sep 16, 2002 ## Information bulletins (advisory) (3 in force) - [SAIB HQ-13-46](https://openairdocs.org/saib/HQ-13-46): Standard Airworthiness Certificate Category for Stemme S10-VT Gliders. Issued Sep 30, 2013 - [SAIB NE-05-84R1](https://openairdocs.org/saib/NE-05-84R1): Reciprocating Engine Liquid Cooling: Bombardier-Rotax 912 & 914 Series Engines. Issued Sep 10, 2009 - [SAIB NE-08-36](https://openairdocs.org/saib/NE-08-36): BRP-Rotax 912 A, 912 F, 912 S, & 914 F Series Reciprocating Engines. Issued Jul 16, 2008 - [SAIB NE-05-84](https://openairdocs.org/saib/NE-05-84) (historical): . Issued Aug 30, 2005 ## NTSB investigations None matched to N321HC. ## FAA accident and incident reports None matched to N321HC. ## 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. ## Service difficulty reports on N321HC not matched to an aircraft (1) They name N321HC, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR 95ZZZY1468](https://openairdocs.org/sdr/95ZZZY1468), Jun 12, 1995: CLOCK. DEFECTIVE. TIMER RESET BUTTON BROKEN OFF. REPLACED CLOCK ## STCs that may be installed (OpenAirDocs) (1) 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 (Rotax 914 series) - [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines. General Aviation Modifications Inc. Lists 914 F2 ## Related - Other Stemme STEMME S 10-VT aircraft: https://openairdocs.org/model/stemme-stemme-s-10-vt/aircraft.md - The Rotax 914 series engine: https://openairdocs.org/engine/rotax-914-series.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.