# N330AF: 1985 Beech 1900 - Status: Valid registration - Airframe: [Beech 1900](https://openairdocs.org/model/beech-1900) (registry code 1154160, 19 seats) - Engine: [Pratt & Whitney Canada PT6A-65B](https://openairdocs.org/engine/pratt-whitney-canada-pt6a-65b) (registry code 52115) - Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE) (Textron Aviation Inc.), [TCDS E4EA](https://openairdocs.org/tcds/E4EA) (Pratt & Whitney Canada Corp.) (OpenAirDocs) - Serial number: UB-38 - Year built: 1985 - Type: Fixed wing multi engine - Engine type: Turbo-prop - Airworthiness: Standard, normal - Airworthiness date: July 12, 2005 - Certificate issued: April 12, 2007 - Expires: January 31, 2030 - Mode S code: A395D5 - Registered owner: [Uas Transervices Inc](https://openairdocs.org/faa-owner/UAS%20TRANSERVICES%20INC) - Location: [Boca Raton, FL](https://openairdocs.org/faa-place/FL/Boca%20Raton) - Owner type: Corporation - Owner's area on the map: 26.3746° N, 80.1066° W: Placed by OpenAirDocs at the center of ZIP code 33431, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=330AF - Page: https://openairdocs.org/aircraft/N330AF 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): 37 in force ### Matched by airframe (Beech 1900) - [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023 - [AD 2014-02-03](https://openairdocs.org/ad/2014-02-03): Flight Controls · Textron 1900, 1900C and 1900D. Effective Mar 7, 2014 - [AD 2013-24-03](https://openairdocs.org/ad/2013-24-03): Stabilizers · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 13, 2014 - [AD 2011-01-09](https://openairdocs.org/ad/2011-01-09): Oxygen · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 290 more. Effective Feb 9, 2011 - [AD 2009-23-03](https://openairdocs.org/ad/2009-23-03): Flanges · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 14, 2009 - [AD 2009-23-01](https://openairdocs.org/ad/2009-23-01): Main Landing Gear · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 8, 2009 - [AD 2006-18-51](https://openairdocs.org/ad/2006-18-51): Left and right wing rear spar lower caps · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Sep 8, 2006 - [AD 2005-18-21](https://openairdocs.org/ad/2005-18-21): Elevator hinge support attachments · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Sep 13, 2005 - [AD 2005-01-19](https://openairdocs.org/ad/2005-01-19): Mode S transponders · GARMIN International GTX 330D, GTX 330, GTX 33D and 830 more. Effective Feb 23, 2005 - [AD 2004-23-02](https://openairdocs.org/ad/2004-23-02): Nose Landing Gear (NLG) Fork · Textron 100, 1900, 1900C and 50 more. Effective Dec 23, 2004 - [AD 2004-17-02](https://openairdocs.org/ad/2004-17-02): Cross shaft attach bolt · Textron 100, 1900, 1900C and 52 more. Effective Oct 4, 2004 - [AD 2004-09-07](https://openairdocs.org/ad/2004-09-07): Canted Bulkhead Located at Fuselage Station (FS) 588.10 · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jun 14, 2004 - [AD 2004-01-13](https://openairdocs.org/ad/2004-01-13): Vent blower assemblies · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 19, 2004 - [AD 2003-20-10](https://openairdocs.org/ad/2003-20-10): Elevator Trim System Maintenance Procedures · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Oct 15, 2003 - [AD 2003-03-18](https://openairdocs.org/ad/2003-03-18): Elevator Control System · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 5, 2003 - [AD 2002-23-11](https://openairdocs.org/ad/2002-23-11): Elevator Balance Weight Attachment Screws · Textron 1900, 1900C, 1900C (C-12J) and 30 more. Effective Jan 10, 2003 - [AD 2001-22-16](https://openairdocs.org/ad/2001-22-16): Engine Truss Assembly · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 17, 2001 - [AD 2001-18-07](https://openairdocs.org/ad/2001-18-07): Flap Flexible Shaft Assemblies · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Oct 12, 2001 - [AD 2000-20-07](https://openairdocs.org/ad/2000-20-07): Cockpit Voice Recorder (CVR) System · Textron 1900, 1900C and 1900D. Effective Nov 22, 2000 - [AD 97-15-13 R2](https://openairdocs.org/ad/97-15-13-R2): Airstair Door Handle and Latch Housing · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective May 28, 1999 - [AD 99-04-08](https://openairdocs.org/ad/99-04-08): Main Landing Gear Hydraulic Actuators · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Mar 26, 1999 - [AD 99-01-03](https://openairdocs.org/ad/99-01-03): Flaps · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 8, 1999 - [AD 98-26-16](https://openairdocs.org/ad/98-26-16): Emergency Exit Doors · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 5, 1999 - [AD 98-21-20](https://openairdocs.org/ad/98-21-20): Exterior Marking Placards · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Nov 20, 1998 - [AD 97-26-15](https://openairdocs.org/ad/97-26-15): Main Landing Gear Actuator · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 25, 1998 - [AD 97-25-03](https://openairdocs.org/ad/97-25-03): AFM - Limitations - Power Levers · Textron 100, 1900, 1900C and 44 more. Effective Jan 21, 1998 - [AD 97-06-06](https://openairdocs.org/ad/97-06-06): Pilot and Copilot Chairs Locking Pins · Textron 100, 1900, 1900C and 43 more. Effective May 9, 1997 - [AD 95-26-15 R1](https://openairdocs.org/ad/95-26-15-R1): Traffic Alert and Collision Avoidance Systems · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 159 more. Effective Dec 26, 1996 - [AD 96-09-13](https://openairdocs.org/ad/96-09-13): AFM - Icing · Textron 1900, 1900C, 1900D and 7 more. Effective Jun 11, 1996 - [AD 95-14-02](https://openairdocs.org/ad/95-14-02): Instrument Air System · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Aug 31, 1995 - [AD 94-20-05](https://openairdocs.org/ad/94-20-05): Hot Battery Bus · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Oct 14, 1994 - [AD 90-06-13](https://openairdocs.org/ad/90-06-13): Vertical Gyro · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 14 more. Effective Mar 30, 1990 - [AD 85-21-07 R1](https://openairdocs.org/ad/85-21-07-R1): POH/AFM Addendum · Textron 1900, 1900C and 1900C (C-12J). Effective Jul 10, 1987 - [AD 87-04-24](https://openairdocs.org/ad/87-04-24): Elevator Trim Cable System · Textron 1900, 1900C, 200 and 28 more. Effective Apr 14, 1987 - [AD 87-05-02](https://openairdocs.org/ad/87-05-02): POH/AFM Changes · Textron 1900, 1900C and 1900C (C-12J). Effective Mar 23, 1987 ### Matched by engine (Pratt & Whitney Canada PT6A-65B) - [AD 2004-25-18](https://openairdocs.org/ad/2004-25-18): Propeller governor assemblies · Pratt & Whitney Canada PT6A-60A and PT6A-65B. Effective Jan 18, 2005 - [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 ### Historical (superseded or no longer in force) - [AD 2011-27-51](https://openairdocs.org/ad/2011-27-51) (historical): Flight Controls · Hawker Beechcraft 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 18, 2012 - [AD 97-22-16](https://openairdocs.org/ad/97-22-16) (historical): Vent Blower Assembly Bearing · Raytheon 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 5, 1997 - [AD 97-15-13 R1](https://openairdocs.org/ad/97-15-13-R1) (historical): Airstair Door Handle And Latch Housing · Raytheon 1900, 1900C and 1900D. Effective Sep 22, 1997 - [AD 97-15-13](https://openairdocs.org/ad/97-15-13) (historical): Airstair Door Handle And Latch Housing · Raytheon 1900, 1900C and 1900D. Effective Sep 5, 1997 - [AD 97-14-16](https://openairdocs.org/ad/97-14-16) (historical): Outboard Flap Attachment Brackets And Aft Roller Bearings · Raytheon 1900, 1900C and 1900D. Effective Aug 4, 1997 - [AD 97-04-02](https://openairdocs.org/ad/97-04-02) (historical): Exterior Marking Placards For Airstair And Cargo Doors · Raytheon 1900, 1900C and 1900D. Effective Mar 10, 1997 - [AD 95-02-18](https://openairdocs.org/ad/95-02-18) (historical): Engine Truss Assembly · Raytheon 1900, 1900C and 1900D. Effective Mar 25, 1995 - [AD 87-22-01 R1](https://openairdocs.org/ad/87-22-01-R1) (historical): Nose Landing Gear Fork · Raytheon 100 Model or Series (all), 1900, 1900C and 50 more. Effective Sep 30, 1989 ## Information bulletins (advisory) (8 in force) - [SAIB CE-15-15](https://openairdocs.org/saib/CE-15-15): Empennage Horizontal & Vertical Stabilizer Structure. Issued Apr 20, 2015 - [SAIB CE-12-36](https://openairdocs.org/saib/CE-12-36): Flight Controls: Aileron. Issued Jun 19, 2012 - [SAIB CE-05-83](https://openairdocs.org/saib/CE-05-83): . Issued Aug 26, 2005 - [SAIB CE-02-19](https://openairdocs.org/saib/CE-02-19): . Issued Mar 11, 2002 - [SAIB CE-00-24](https://openairdocs.org/saib/CE-00-24): . Issued Jul 11, 2000 - [SAIB CE-00-15](https://openairdocs.org/saib/CE-00-15): . Issued Jan 21, 2000 - [SAIB NE-15-21](https://openairdocs.org/saib/NE-15-21): Fuel Injector Nozzle. Issued Aug 19, 2015 - [SAIB CE-03-24](https://openairdocs.org/saib/CE-03-24): . Issued Feb 19, 2003 ## NTSB investigations None matched to N330AF. ## FAA accident and incident reports None matched to N330AF. ## Service difficulty reports (7) As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR JIKA2024052901](https://openairdocs.org/sdr/JIKA2024052901), May 24, 2024: HYDRAULIC LINE. CHAFED. DURING LANDING, THE FLIGHT CREW ATTEMPTED TO LOWER THE GEAR NORMALLY. IT WAS OBSERVED THAT THERE WAS A LOW HYDRAULIC LIGHT FLICKER INDICATING A LOSS OF PRESSURE - [SDR JIKA2022101101](https://openairdocs.org/sdr/JIKA2022101101), Oct 7, 2022: PACKING. DEFECTIVE. AFTER LANDING AT KDFW, PRIOR TO LEAVING THE RUNWAY, THE LEFT BRAKE BECAME UNRESPONSIVE. AIRCRAFT CONTINUED TO SAFELY TAXI TO UPS RAMP. DFW TROUBLESHOT AND INSPE - [SDR JIKA2021110501](https://openairdocs.org/sdr/JIKA2021110501), Nov 5, 2021: GYRO. NONE. HSI READING 25 DEGREES OFF WHILE EN ROUTE TO KSPS. THE PILOT REQUESTED DIVERTING KDFW, ATC ESCALATED TO AN EMERGENCY CATEGORY AND DISPATCHED DFW ARFF. AIRCRAFT - [SDR JIKA2018060453002](https://openairdocs.org/sdr/JIKA2018060453002), May 30, 2018: FILTER. CONTAMINATED. THE PILOT REPORTED DURING TAKEOFF, THAT THE RIGHT LOW PRESSURE FUEL PUMP FAIL INDICATION ILLUMINATED. THE PILOT ACTIVATED THE RIGHT BOOST PUMP. THE FUEL PUMP FA - [SDR JIKA201806043001](https://openairdocs.org/sdr/JIKA201806043001), May 30, 2018: FILTER. CONTAMINATED. THE PILOT REPORTED AFTER TAKEOFF, THAT THE RIGHT LOW PRESSURE FUEL PUMP FAILED INDICATION ILLUMINATED. THE PILOT ACTIVATED THE RIGHT BOOST PUMP. THE FUEL PUMP F - [SDR JIKA2018032301](https://openairdocs.org/sdr/JIKA2018032301), Mar 23, 2018: UNKNOWN. SMOKE. THE PILOT REPORTED DURING APPROACH, THERE WAS AN UNUSUAL ODOR FOLLOWED BY LIGHT SMOKE IN THE COCKPIT. THE PILOT FOLLOWED PROCEDURES AND TURNED THE BLEED SYSTEM - [SDR JIKA2016052301](https://openairdocs.org/sdr/JIKA2016052301), May 23, 2016: FUEL CELL. LEAKING. EN-ROUTE THE PILOT REPORTED A STRONG FUEL ODOR FROM THE CABIN AREA. DEPRESSURIZED THE CABIN, USED OXYGEN & OPENED THE FRESH AIR VENTS, LANDED WITHOUT INCIDENT. ## STCs that may be installed (OpenAirDocs) (120, first 50) 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 (Beech 1900) - [STC SA01800SE](https://openairdocs.org/stc/SA01800SE): Fabrication and installation of new or replacement of existing instrument panel lights dimmer control. TCW Technologies, LLC - [STC SA01861SE](https://openairdocs.org/stc/SA01861SE): Fabrication and installation of Landing Light Controller. TCW Technologies, LLC - [STC SA04837NY](https://openairdocs.org/stc/SA04837NY): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights. AeroLED's Holdings, LLC - [STC SA02019SE-D](https://openairdocs.org/stc/SA02019SE-D): Installation of Garmin Model GTN 625/635/650; 725/750 Navigation System. Garmin International Inc - [STC SA12345IB](https://openairdocs.org/stc/SA12345IB): Replacement of the Halon Type 1211 portable fire extinguisher with the Halotron BrX portable fire extinguisher. Cessna Duesseldorf Citation Service Center GmbH - [STC SA02355AK](https://openairdocs.org/stc/SA02355AK): Installation of cargo barrier net; Tednologies Inc.(TI) P/N 150A-28-000. Tednologies Inc - [STC SA11158SC](https://openairdocs.org/stc/SA11158SC): Demonstration of aircraft tolerance to potential electromagnetic interference from certain Transmitting Potable Electronic Devices (T-PEDS). Liberty Partners Inc - [STC SA09887AC](https://openairdocs.org/stc/SA09887AC): Installation of an Avionica MK-III mini Quick Access Recorder (QAR) and optional 4G or LTE Avionica Cellular Module (avCM. Aircraft Systems and Manufacturing Inc - [STC ST02754NY](https://openairdocs.org/stc/ST02754NY): Replacement of JET PS835C or PS835D Battery packs with Securaplane XL244-D Battery Packs. Securaplane Technologies Inc - [STC SA02386AK](https://openairdocs.org/stc/SA02386AK): Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems. AeroLED's Holding LLC - [STC SA00322BO](https://openairdocs.org/stc/SA00322BO): Installation of a Supplemental Exterior Lighting System. ATI Engineering Services LLC - [STC SA04051CH](https://openairdocs.org/stc/SA04051CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC - [STC SA01050WI](https://openairdocs.org/stc/SA01050WI): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC - [STC SA02658SE](https://openairdocs.org/stc/SA02658SE): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc - [STC SA00128IB](https://openairdocs.org/stc/SA00128IB): Antenna Installation and Bulkhead Feedthrough. Avmax Aviation Services Inc - [STC SA00120IB](https://openairdocs.org/stc/SA00120IB): Installation of the Universal Kapture Cockpit Voice Recorder (CVR) with Recorder Independent Power Supply (RIPS). Avmax Aviation Services Inc - [STC SA02010WI](https://openairdocs.org/stc/SA02010WI): Installation of the Mid-Continent Instruments & Avionics MD23 FLEX Custom Function Display (CFD). Mid-Continent Instruments and Avionics - [STC SA00741WI](https://openairdocs.org/stc/SA00741WI): Installation of the Concorde RG-380E/K series VRSLA batteries in airplanes listed on the attached FAA approved Model List (AML). Aero-Mach Wilco LLC - [STC SA02444AK](https://openairdocs.org/stc/SA02444AK): Approval of the L-3 Communications NGT 9000/9000R ADS-B system installed. ADS-B Technologies LLC - [STC SA04634NY](https://openairdocs.org/stc/SA04634NY): Modification of the Brake Master Cylinder. Marsh Brothers Aviation Inc - [STC SA04459NY](https://openairdocs.org/stc/SA04459NY): Installation of MT-Propeller Entwicklung GmbH model MTV-27-1-( )-C-F-R(P)/CFR260-65( ) 5-blade, constant speed, full feathering, reversible propellers and spinners. MT- Propeller Entwicklung GmbH - [STC SA10236SC](https://openairdocs.org/stc/SA10236SC): Installation of a GDC 31 Roll Steering Converter. DAC International Inc - [STC SA04514NY](https://openairdocs.org/stc/SA04514NY): Single/Dual Transponder System ADS-B Upgrade. Scandinavian Avionics Design ApS - [STC SA02268CH](https://openairdocs.org/stc/SA02268CH): Installation of Airwolf Filter Corp. Air Oil Separator. Airwolf Filter Corporation - [STC SA01452CH](https://openairdocs.org/stc/SA01452CH): Installation of an air ambulance conversion kit. Med-Pac Inc - [STC SA00889DE](https://openairdocs.org/stc/SA00889DE): Installation of Teledyne Battery Products P/N 7638-44 Lead-Acid Battery. Teledyne Battery Products - [STC SA01714WI](https://openairdocs.org/stc/SA01714WI): Installation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems. Garmin International Inc - [STC SA00344BO PAGE 1](https://openairdocs.org/stc/SA00344BO%20PAGE%201): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies - [STC SA01923WI](https://openairdocs.org/stc/SA01923WI): Installation of an Auxiliary Aural Alert System. Hawker Pacific Pty Ltd - [STC SA04165NY](https://openairdocs.org/stc/SA04165NY): Installation of Latitude Technologies Skynode S200 Satcom system must be performed. Latitude Technologies Corporation - [STC SA02013CH](https://openairdocs.org/stc/SA02013CH): Installation of Avidyne Corporation Traffic Advisory System (TAS). Avidyne Corporation - [STC SA2366CE](https://openairdocs.org/stc/SA2366CE): Installation of cabinetry on the airplane seat tracks. Textron Aviation Inc - [STC SA01933LA-D](https://openairdocs.org/stc/SA01933LA-D): Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System. Garmin International Inc - [STC SA03973NY](https://openairdocs.org/stc/SA03973NY): Replacement of existing TCAS 7.0 by TCAS 7.1. Scandinavian Avionics Design ApS - [STC SA03902NY](https://openairdocs.org/stc/SA03902NY): Installation of the Hyperion/Orion LED wing tip and tail light assemblies. KAD Aerospace Corp - [STC SA00343BO](https://openairdocs.org/stc/SA00343BO): Installation of a single configuration or a dual configuration Avidyne Corporation Integrated Flight Display, Model IFD540 loaded with Release 10.0 software (or later FAA approved release). Avidyne Corporation - [STC SA00352BO PAGE 1](https://openairdocs.org/stc/SA00352BO%20PAGE%201): Installation of an Avidyne Corporation Mode A/C/S Transponder with ADS-B Out capability, Model AXP340 loaded with Version 3.13 software (or later FAA approved version),. Avidyne Corporation - [STC SA1129GL](https://openairdocs.org/stc/SA1129GL): Install Aero Medical Products Mfg. air ambulance stretcher p/n 125 using Installation Kit p/n 805. Paul/ Lanna Egan LLC - [STC SA00780SE](https://openairdocs.org/stc/SA00780SE): Installation of the True Lock Safety Retention Axle Lock Nut System. True Lock LLC - [STC SA01969SE](https://openairdocs.org/stc/SA01969SE): Installation of a Mid-Continent MD302 Standby Attitude Module. Mid-Continent Instruments and Avionics - [STC SA01229SE PAGE 2](https://openairdocs.org/stc/SA01229SE%20PAGE%202): Installation of GNS 480 (CNX80) GPS WAAS Navigator with integrated VHF Navigation and Communication radios. Garmin International Inc - [STC SA01933LA-D PAGE 1](https://openairdocs.org/stc/SA01933LA-D%20PAGE%201): Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System. Garmin International Inc - [STC SA3783NM](https://openairdocs.org/stc/SA3783NM): Installation of upper wing reinforcing kit. Dynamic Aviation Group Inc - [STC SA02121SE](https://openairdocs.org/stc/SA02121SE): Installation of Garmin GTS 825 (TAS) or GTS 855 (TCAS I) Traffic System. Garmin International Inc - [STC SA03153NY](https://openairdocs.org/stc/SA03153NY): Installation of structural provisions for a Latitude Iridium/GPS antenna. Latitude Technologies Corporation - [STC SA02149AK](https://openairdocs.org/stc/SA02149AK): Installation of GX50/60 GPS Navigator, Capstone configured MX20 Multi-Function Display and UAT transceiver. Garmin International Inc - [STC SA01692SE](https://openairdocs.org/stc/SA01692SE): Installation of a Garmin GMX 200 Multi-Function Display. Garmin International Inc - [STC SA03148NY](https://openairdocs.org/stc/SA03148NY): The installation of the Latitude Technologies Corporation S100 Tracking System. Latitude Technologies Corporation - [STC SA5227NM](https://openairdocs.org/stc/SA5227NM): Reduce number of passenger seats installed from 19 to 9. Corporate Air - [STC SA01487SE-D](https://openairdocs.org/stc/SA01487SE-D): Installation of a GDL 69 or GDL 69A XM Satellite Receiver. Garmin International Inc All 120: https://openairdocs.org/aircraft/N330AF/stcs.md ## Related - Other Beech 1900 aircraft: https://openairdocs.org/model/beech-1900/aircraft.md - The Pratt & Whitney Canada PT6A-65B engine: https://openairdocs.org/engine/pratt-whitney-canada-pt6a-65b.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.