SA160GLOther aircraft modifications
Install a J.E.T. DAC-2000 3-D RNAV system.
FAA holder: Acron Aviation Inc.
Aircraft STC directory
Learjet Learjet 35 STCs
The Jun 30, 2026 FAA DRS snapshot contains 76 selected supplemental type certificates with status Current whose public applicability data names the Learjet Learjet 35. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
76
listed Current at snapshot
21
holder directories
9
modification categories
Apr 1, 2025
latest recorded revision
Modification demand surface
Avionics26
Other aircraft modifications22
Electrical systems7
Aircraft structures6
Cabin and interiors4
Cargo and special mission4
Safety and emergency equipment4
Engine and powerplant2
Landing gear and brakes1
Recorded holders
Learjet Inc.29Avcon Industries Inc14Phoenix Air Group Inc.6LifePort LLC4Duncan Aviation Inc3Spectrum Aeromed LLC dba Spectrum Aeromed2Fargo Jet Center2Acron Aviation Inc.1Raisbeck Engineering Inc.1Kaman Corporation Aircraft Wheel and Brake LLC1Paul/ Lanna Egan LLC1Honeywell International Inc1Eaglejet Aviation Inc.1Avcon Division Butler National Corporation1Aviation Fabricators Inc1Insight Instrument Corporation1ElectroSonics1East Coast Avionics1West Star Aviation1Claircom Communications Group L.P.1
Recently revised Learjet 35 STCs
Showing the 76 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA125NEOther aircraft modifications
Installation of a 9KVA, 3 Phase, 115VAC power system and installation of 100A, 28VDC, power system for use as Special Missions Power.
FAA holder: Phoenix Air Group Inc.
SA1604SOAircraft structures
Installation of wing external stores attach points on the lower surface of both wings.
FAA holder: Phoenix Air Group Inc.
SA1707SOAircraft structures
Installation of external under- wing military stores designated as the ALE-2, ALQ-167, ACMR, ALQ-176 and Snoopy system.
FAA holder: Phoenix Air Group Inc.
SA2003SOAircraft structures
Installation of certain External Under-Wing Military Stores designated as the HUTTS LTC-2 and LTC-6 target tow systems.
FAA holder: Phoenix Air Group Inc.
ST00179SEAircraft structures
Installation of an aft fuselage stowage locker.
FAA holder: Raisbeck Engineering Inc.
SA1850CEOther aircraft modifications
Installation of tailcone radome.
FAA holder: Phoenix Air Group Inc.
SA1459GLLanding gear and brakes
Installation of a Cleveland nose wheel.
FAA holder: Kaman Corporation Aircraft Wheel and Brake LLC
SA00120SEElectrical systems
Installation of emergency medical stretcher, oxygen, and electrical systems.
FAA holder: LifePort LLC
ST00365SEOther aircraft modifications
Installation of LifePort, Inc., ServiPlex Unit.
FAA holder: LifePort LLC
ST00728LAOther aircraft modifications
Installation of Infant Transport Module.
FAA holder: LifePort LLC
ST00802SEElectrical systems
Installation of emergency medical stretcher and base, oxygen and electrical systems.
FAA holder: LifePort LLC
ST00912WICabin and interiors
Installation of Model 31A interior as refurbishment to retrofit Learjet models.
FAA holder: Avcon Industries Inc
ST01607CHCargo and special mission
Install air ambulance conversion. Installation requires previous or concurrent installation per STC ST01026WI.
FAA holder: Spectrum Aeromed LLC dba Spectrum Aeromed
ST587CHCargo and special mission
Install air ambulance conversion.
FAA holder: Spectrum Aeromed LLC dba Spectrum Aeromed
ST00284DE-DElectrical systems
Installation of Special Missions Power, 9Kva, 3 phase inverter, 2Kva 230Vac, 50Hz Inverter and 29Vdc power.
FAA holder: Avcon Industries Inc
SA1507CECabin and interiors
Installation of electronic consoles on cabin seat rails.
FAA holder: Avcon Industries, Inc
SA1508CEElectrical systems
Installation of mounting plates in the tail cone for mounting of electrical inverters.
FAA holder: Avcon Industries, Inc
SA1509CEElectrical systems
Installation of instrumentation rack and inverter rack in baggage compartment.
FAA holder: Avcon Industries, Inc
SA1515CEAvionics
Radome installation on belly of aircraft and structural provisions for an airborne surveillance radar.
FAA holder: Avcon Industries, Inc
SA1533CEOther aircraft modifications
Installation of a Maritime Patrol surveillance system.
FAA holder: Avcon Industries, Inc
SA1606CEOther aircraft modifications
Attachment of Hayes TRX-3 tow target system or Hayes Universal tow targets.
FAA holder: Avcon Industries, Inc
SA1670CEAircraft structures
Installation of wing external stores attach points on bottom surface of both wings.
FAA holder: Avcon Industries, Inc
SA1894CEOther aircraft modifications
Installation of dual J.E.T. SI-3003B, 3-phase, 400 H2, 3000 VA inverters.
FAA holder: Avcon Industries, Inc
SA2007CEElectrical systems
Installation of 9KVA, 3 phase inverter system, consisting of 3 J.E.T. SI-3000A Inverters.
FAA holder: Avcon Industries, Inc
SA2018CEOther aircraft modifications
Attachment of Marquardt Target Towing System.
FAA holder: Avcon Industries, Inc
SA4590NM-DOther aircraft modifications
Installation of a Universal CVR 30 or cockpit voice recorder.
FAA holder: Learjet Inc.
SA4594NM-DOther aircraft modifications
Installation of aft area equipment rack.
FAA holder: Learjet Inc.
SA4595NM-DAvionics
Installation of dual Global/ Wulfsberg GNS-X navigation system.
FAA holder: Learjet Inc.
SA4598NM-DOther aircraft modifications
Installation of aft area equipment rack.
FAA holder: Learjet Inc.
SA8056NM-DAvionics
Installation of a Bendix/King TCAS II with Dual Mode 'S' transponder system.
FAA holder: Learjet Inc.
SA8196NM-DOther aircraft modifications
Replacement of Essential Buss Feeders.
FAA holder: Learjet Inc.
ST00521WIOther aircraft modifications
Installation of Target Towing Package and Carriage of ECM Pods.
FAA holder: Phoenix Air Group Inc
SA2446SWCabin and interiors
Installation of cabin door closing system in accordance with Drawing List No. 34 dated 3/17/80 or later FAA approved revision.
FAA holder: Avcon Industries Inc
ST00835CH-DEngine and powerplant
Installation of an AlliedSignal Engines TFE731-2C Turbofan Engine.
FAA holder: Honeywell International Inc
SA1727CEAvionics
Installation of dual Litton LTN-211 VLF/OMEGA navigation system.
FAA holder: Eaglejet Aviation Inc.
SA2479CEAircraft structures
Installation of dual openable hatches on the belly of the fuselage.
FAA holder: Avcon Division/Butler National Corporation
ST00952SEOther aircraft modifications
Group aircraft approval for Reduced Vertical Separation Minimum (RVSM) in accordance with Master Drawing List, BAS35015030, latest FAA approved revision.
FAA holder: Learjet Inc
SA1132SWOther aircraft modifications
Installation of side facing seats.
FAA holder: Aviation Fabricators Inc
ST01511NYAvionics
Installation of Insight Instrument Corporation (IIC) Heading Gyro 4000.
FAA holder: Insight Instrument Corporation
ST00131DE-DAvionics
Installation of Trimble TNL2101 I/O GPS navigation system.
FAA holder: Learjet Inc.
ST00195DE-DOther aircraft modifications
Installation of a forward Air Conditioner Evaporator Module Assembly.
FAA holder: Learjet Inc.
ST00209DE-DAvionics
Installation of AlliedSignal GNS-XLs Flight Management system (FMS).
FAA holder: Learjet Inc.
ST00228DE-DAvionics
Installation of a Universal Avionics Systems Corporation UNS-1M Navigation Management System (NMS).
FAA holder: Learjet Inc.
ST00245DE-DAvionics
Installation of a secondary Universal Avionics Systems UNS-1M Navigation Management System (NMS).
FAA holder: Learjet Inc.
ST00267DE-DAvionics
Installation of a single or dual Universal Avionics Systems UNS-1D Flight Management System (FMS).
FAA holder: Learjet Inc.
ST00283DE-DAvionics
Upgrade of existing Collins avionics equipment to Collins Proline II equipment.
FAA holder: Learjet Inc.
ST00286DE-DOther aircraft modifications
Installation wire harness and antennas.
FAA holder: Learjet Inc.
ST00299DE-DAvionics
Installation of a single or dual Universal Avionics Systems Corporation UNS-1C Flight Management Systems.
FAA holder: Learjet Inc.
ST00325DE-DAvionics
Installation of a secondary Universal Avionics Systems Corporation UNS-1K Flight Management System.
FAA holder: Learjet Inc.
ST00351DE-DOther aircraft modifications
Installation of Fairchild F-1000 Flight Data Recorder (FDR).
FAA holder: Learjet Inc.
ST00380DE-DAvionics
Installation of a Universal Avionics Systems Corporation UL-601 Unilink system.
FAA holder: Learjet Inc.
ST00390DE-DAvionics
Installation of Collins VHF 422C/D Communication radios and Collins VIR 32 navigation radios.
FAA holder: Learjet Inc.
ST01058WI-DAvionics
Incorporation of a Universal Avionics MFD-640 Display System on Learjet models 31/35/35A/36/36A.
FAA holder: Learjet Inc
SA7066NMAvionics
Installation of UNC navigation management system, air data sensor, and Avionics Engineering Services steering interface unit.
FAA holder: Learjet Inc.
ST172RMAvionics
Installation of Communications Components Corp Ontrac III VLF/Omega navigation system. (LEARJET 35 serial number 005 ONLY).
FAA holder: Learjet Inc.
ST02399ATElectrical systems
Replace standard Bendix 30B107-19-A generators with Auxilee Geneators, p/n A3579-000 per CRS Technologies Inc. A3579-000 generator removal and installation instructions, dtd 11/1/99.
FAA holder: CRS Technologies, Inc.
ST00678CHSafety and emergency equipment
Installation of AlliedSignal Mark VII ground proximity warning system with windshear advisories.
FAA holder: ElectroSonics
ST02162ATSafety and emergency equipment
Installation and operation of an oxygen pressure low pressure caution annunciator.
FAA holder: East Coast Avionics
ST09597SCOther aircraft modifications
Installation of Collins TCAS-94 System.
FAA holder: West Star Aviation
ST09658SCCabin and interiors
Installation of a cabin center headliner panel assembly and/or side ledge mounted game tables.
FAA holder: R T Aviation, Inc.
ST00932WIAvionics
Installation of a Universal Avionics Terrain Awareness and Warning System (TAWS) using Duncan Aviation Document List No. 10055100, Rev A, dtd 12/14/00; Duncan Aviation Document No. 40010400, FAA Approved AFM Supplement dtd 12/18/00; or later FAA approved revisions.
FAA holder: Duncan Aviation, Inc
ST00913WIAvionics
Installation of Innovative Solutions and Support (IS&S) Dual Altimeter/ADC System when equipped with a FC-530 Autopilot.
FAA holder: Learjet Inc
ST01199NYAvionics
Installation of (2) Innovative Solutions & Support, Inc. Air Data Display Unit Instruments, P/N 9D-80130-1.
FAA holder: Learjet Inc
SA2234CESafety and emergency equipment
Installation of a RH forward emergency exit.
FAA holder: Avcon Industries Inc
ST01192NYAvionics
Installation of Claircom modified RT-800 Telephony Radio to include ethernet interface.
FAA holder: Claircom Communications Group L.P.
ST00858WIOther aircraft modifications
Installation of Collins TCAS-94 TCAS II system using document list no. 10054300, Rev A, dtd 3/2/00; document no. 4003000, FAA Approved Airplane Flight Manual Supplement dtd 3/3/00, or later FAA approved revisions.
FAA holder: Duncan Aviation, Inc
ST00077WISafety and emergency equipment
Installation of a Sundstrand Mark VII ground proximity/ windshear warning system.
FAA holder: Duncan Aviation, Inc
ST09568SCOther aircraft modifications
Modification of existing refrigerant R12 air conditioning systems to convert them into refrigerant R134a systems on the aircraft identified above.
FAA holder: Steinbach & Associates, Inc.