# STCs approved for this model: Learjet 24B A list on [Learjet 24B](https://openairdocs.org/model/learjet-24b.md). Current certificates first. Page 1 of 2 · 69 STCs - [STC SA01213CH](https://openairdocs.org/stc/SA01213CH.md): Install air ambulance conversion in accordance with Spectrum Aeromed Inc. Drawings as listed on AML SA01213CH, or later FAA approved revision. · Spectrum Aeromed LLC dba Spectrum Aeromed - [STC SA01452CH](https://openairdocs.org/stc/SA01452CH.md): Installation of an air ambulance conversion kit. · Med-Pac Inc. - [STC SA1170CE](https://openairdocs.org/stc/SA1170CE.md): Stretcher installation in cabin area. · Med-Flite of Midamerica Inc - [STC SA1170GL](https://openairdocs.org/stc/SA1170GL.md): Except Model 55: Install Egan Aviation air ambulance stretcher P/N 125 using installation kit P/N 803, inverter/pump kit No. 808, 809, or 810. For Model 55, install air ambulance stretcher P/N 125 using installation kit P/N 804, medical oxygen system kit P/N 807, inverter/pump kit No. 808, 809, or810. · Paul/ Lanna Egan LLC - [STC SA1639GL](https://openairdocs.org/stc/SA1639GL.md): Install air ambulance conversion. · Spectrum Aeromed LLC dba Spectrum Aeromed - [STC SA1670SW](https://openairdocs.org/stc/SA1670SW.md): Installation of engine thrust reversers. · The NORDAM Group LLC - [STC SA1RM](https://openairdocs.org/stc/SA1RM.md): Installation of cargo restraint system · Avcon Industries Inc - [STC SA2304SW](https://openairdocs.org/stc/SA2304SW.md): Replacement of plunger type landing gear squat switch with rotary type switch. · Sierra Industries, Inc - [STC SA232NW](https://openairdocs.org/stc/SA232NW.md): Installation of the Mark II performance system, including recontoured wind leading edge, recontoured flap leading edge, wind vortex generator removal, installation of wing stall strips and other minor refinements in accordance with Avcon Master Drawing List No. 1082 dated November 16, 2010, or later FAA approved revision. 350 Knot Vmo authorized if equipped in accordance with Avcon Master Drawing List No. 1082 dated November 16, 2010, or later FAA approved revision. An FAA approved airplane flight manual supplement is required for each model. · Avcon Industries Inc - [STC SA2622NM](https://openairdocs.org/stc/SA2622NM.md): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101) · Precise Flight Inc. - [STC SA2661SW](https://openairdocs.org/stc/SA2661SW.md): Installation of Ray Model 7507A battery monitoring system · Zee Company, Inc - [STC SA2726SW](https://openairdocs.org/stc/SA2726SW.md): Installation of 6-pole rotary squat switches. · Sierra Industries, Inc - [STC SA2788SW](https://openairdocs.org/stc/SA2788SW.md): Installation of tail-stringer antenna housing. · Sted-Mac Co - [STC SA2876WE](https://openairdocs.org/stc/SA2876WE.md): Installation of vertical tail floodlights on the horizontal stabilizer. · DeVore Aviation Corporation of America, a New Mexico Corporation - [STC SA30GL](https://openairdocs.org/stc/SA30GL.md): Installation of electronic engine synchronizer system. · Ontic Engineering and Manufacturing Inc. - [STC SA3249WE](https://openairdocs.org/stc/SA3249WE.md): Installation of dual Collins ADF Systems. · Learjet Inc - [STC SA3264WE](https://openairdocs.org/stc/SA3264WE.md): Installation of Global GNS-500A VLF navigation system. · Learjet Inc - [STC SA3328WE](https://openairdocs.org/stc/SA3328WE.md): Installation of flight data recorder Sundstrand Model FA542. · Learjet Inc - [STC SA3899WE](https://openairdocs.org/stc/SA3899WE.md): Installation of Collins F1S-84 Flight Instrument System. · Learjet Inc - [STC SA4059NM](https://openairdocs.org/stc/SA4059NM.md): Installation of emergency medical system. · Milam International Inc - [STC SA4060NM](https://openairdocs.org/stc/SA4060NM.md): Installation of emergency medical system. · Mayo Aviation Inc - [STC SA412CE](https://openairdocs.org/stc/SA412CE.md): Installation of Woodward Electronic Engine synchronizer system. · Ontic Engineering and Manufacturing Inc. - [STC SA4218WE](https://openairdocs.org/stc/SA4218WE.md): Installation of Radio Corporation of America Primus-300SL Color Weather Radar System. · Learjet Inc - [STC SA4403NM](https://openairdocs.org/stc/SA4403NM.md): Installation of third attitude indicator that meets the requirements of FAR 121.305(j). · Learjet Inc - [STC SA4999NM](https://openairdocs.org/stc/SA4999NM.md): Installation of lifeport patient loading and support system. · LifePort LLC - [STC SA841NW](https://openairdocs.org/stc/SA841NW.md): Installation of the Mark II performance system, including recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements in accordance with Avcon Master Drawing List No. 1085 dated November 16, 2010, or later FAA approved revision. 350 Knot Vmo authorized if equipped in accordance with Avcon Master Drawing No. 1085 dated November 16, 2010, or later FAA approved revision. An FAA approved Airplane Flight Manual Supplement is required for each model. · Avcon Industries Inc - [STC SA944NW](https://openairdocs.org/stc/SA944NW.md): Installation of the XR Drag Reduction System · Avcon Industries Inc - [STC SA996EA](https://openairdocs.org/stc/SA996EA.md): Installation of Shaw Aero fuel filler cap P/Ns 457-2, -266, -370, 431, -9R, -125, -1251. · Parker Hannifin Fluid Systems Division - [STC ST00016WI](https://openairdocs.org/stc/ST00016WI.md): Installation of Electric Floorboard Heaters · Learjet Inc - [STC ST00098IB](https://openairdocs.org/stc/ST00098IB.md): Introduction of ADS-B Out · STC Twenty One Limited - [STC ST00361DE](https://openairdocs.org/stc/ST00361DE.md): Installation of Puritan Bennett or B/E Aerospace Sweep on 2000 or Zodiac Intertechnique EROS crew oxygen mask. · West Star Aviation - [STC ST00462LA](https://openairdocs.org/stc/ST00462LA.md): Modification of the engine exhaust system. · Rooke Corporation dba Aviation Equipment - [STC ST00738WI](https://openairdocs.org/stc/ST00738WI.md): Increased service life. Data required. · Phoenix Air Group Inc. - [STC ST00814WI](https://openairdocs.org/stc/ST00814WI.md): Landing Gear Life Extension. · Phoenix Air Group Inc. - [STC ST00835DE](https://openairdocs.org/stc/ST00835DE.md): Installation of Automatic Dependent Surveillance - Broadcast (ADS-B) Out and In functionality using the Garmin GTX 335R and GTX 345R Transponders plus qualified position sensor · Peregrine - [STC ST01138DE](https://openairdocs.org/stc/ST01138DE.md): Installation of MidContinent MD23 standby altimeter and/or attitude indicators · Butler National Corporation - [STC ST01195WI](https://openairdocs.org/stc/ST01195WI.md): Installation of Rosemount Pitot/Static Probes, altimeters, and associated equipment in Learjet 20 series aircraft to obtain Reduced Vertical Separation Minimum approval. · Avcon Industries Inc - [STC ST01733WI](https://openairdocs.org/stc/ST01733WI.md): Installation of the Quiet Lear Hushkit or Avcon Noise Suppressor · Butler National Corporation - [STC ST01734WI](https://openairdocs.org/stc/ST01734WI.md): Installation of an Emergency Pneumatic Reservoir Assembly, EAS P/N 1260001-02 · EAS Corporation - [STC ST01842SE](https://openairdocs.org/stc/ST01842SE.md): Installation of a Sandel Avionics Horizontal Situation Indicator (HSI) and Attitude Direction Indicator (ADI) · Butler National Corporation - [STC ST01904CH](https://openairdocs.org/stc/ST01904CH.md): Installation of IS&S Air Data Display Units 9D-80130-15, Analog Interface Unit 9B-81040-30, and Rosemount model 0856NA pitot-static probes. Limited to Learjet 24 models with MKII wings, 300 kts Vmo airspeed limitation, and JET FC-110 autopilot. Excludes serial numbers 25-337, 25-352, 25-361, and 25-370 through 25-372. · Royal Air Inc - [STC ST01930LA](https://openairdocs.org/stc/ST01930LA.md): Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI) · Sandel Avionics LLC - [STC ST01936WI](https://openairdocs.org/stc/ST01936WI.md): Installation of LED lights · AeroLED's Holdings LLC - [STC ST01946NY](https://openairdocs.org/stc/ST01946NY.md): Cockpit voice recorder replacement with Universal CVR 30B or CVR120. · MidCanada Mod Center - [STC ST02004WI](https://openairdocs.org/stc/ST02004WI.md): Installation of the Garmin GI-275 Instantaneous Vertical Speed Indicators (IVSI) · Peregrine - [STC ST02016CH](https://openairdocs.org/stc/ST02016CH.md): Certification for Reduced Vertical Separation Minimum (RVSM) operational capability. Excluding serial numbers 25-337, 25-352, 25-361, and 25-370 through 25-372. · Royal Air Inc - [STC ST02097SE](https://openairdocs.org/stc/ST02097SE.md): Installation of replacement circuit boards for the FC-110 autopilot · Symetric Industries, DBA Extant Aerospace - [STC ST02121CH](https://openairdocs.org/stc/ST02121CH.md): Certification for Reduced Vertical Separation Minimum (RVSM) operational capability and installation of dual Honeywell AM-250 Altimeters and Rosemount model 0856NA Pitot-Static Probes · Flight Test Aerospace, Inc - [STC ST02230SE](https://openairdocs.org/stc/ST02230SE.md): The installation of dual Garmin GTX-33ES Mode-S transponders and single or dual Garmin GTN 650/750 panel mounted navigation and global positioning system (GPS) units, or dual Garmin GTX-335R and/or GTX-345R Mode-S transponders and single or dual Garmin GTN 650/750/625/725 panel mounted navigation and GPS units · Butler National Corporation - [STC ST02265CH](https://openairdocs.org/stc/ST02265CH.md): Installation of Thrust Reverser Hydraulic System Modifications that were previously installed by STC SA1731SW, SA1669SW or SA1670SW · Leading Edge Designs LLC Next page: https://openairdocs.org/model/learjet-24b/stcs.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT s.stc_number, s.description, s.holder, s.status, s.status_date FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE model_key = '24B') ORDER BY s.status = 'Current' DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/model/learjet-24b/stcs --- 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.