Type Record · As of May 3, 2026
LEARJET INC 24A
Fixed Wing Multi Engine · GE CJ610-SER
Registered
2
Year Range
1965–1965
NTSB Events
0
Airworthiness Directives
14
Aircraft Resources
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered LEARJET INC 24A aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- MT 50.0% 1
- WA 50.0% 1
By Decade of Manufacture
- 1960s 100.0% 2
02 / NTSB Records
Events involving LEARJET INC 24A aircraft
No NTSB-recorded events match LEARJET INC 24A in the indexed corpus.
03 / Airworthiness Directives
FAA directives applicable to LEARJET INC 24A
14 directive(s) on file. Showing the most recent 14.
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Nov 18, 2016
Airworthiness Directives; Learjet Inc. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Learjet Inc. Model 36A airplanes. This proposed AD was prompted by a report indicating that an aileron cable failed on an airplane during a tension check and a determination that Model 36A airplanes were not included in AD 2005-13-36, which addresses t…
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Feb 16, 2007
Airworthiness Directives; Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F, 28, 29, 31, 31A, 35, 35A (C-21A), 36, 36A, 55, 55B, and 55C Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F, 28, 29, 31, 31A, 35, 35A (C- 21A), 36, 36A, 55, 55B, and 55C airplanes. This AD requires modifying the left- and right-hand standby fuel pump switches…
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Aug 16, 2006
Airworthiness Directives; Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F, 28, 29, 31, 31A, 35, 35A (C-21A), 36, 36A, 55, 55B, and 55C Airplanes
The FAA proposes to adopt a new airworthiness directive (AD) for certain Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F, 28, 29, 31, 31A, 35, 35A (C-21A), 36, 36A, 55, 55B, and 55C airplanes. This proposed AD would require modifying the left- and right-hand standby…
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Nov 14, 2005
Airworthiness Directives; Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, and 25F Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, and 25F airplanes. This AD requires replacement of the spherical accumulator for the main hydraulic system with a new cylindrical accumulator. For certain…
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Nov 14, 2005
Airworthiness Directives; Learjet Model 23, 24, 24A, 24B, 24B-A, 24D, 24D-A, 24E, 24F, 25, 25A, 25B, 25C, 25D, and 25F Airplanes Modified by Supplemental Type Certificate SA1731SW, SA1669SW, or SA1670SW
The FAA is adopting a new airworthiness directive (AD) for certain Learjet Model 23, 24, 24A, 24B, 24B-A, 24D, 24D-A, 24E, 24F, 25, 25A, 25B, 25C, 25D, and 25F airplanes. This AD requires removing the thrust reverser accumulator, and making the thrust reverser hydraulic system and the thrust reversers inoperable. This…
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Aug 23, 2005
Airworthiness Directives; Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, and 25F Airplanes
The FAA proposes to adopt a new airworthiness directive (AD) for certain Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, and 25F airplanes. This proposed AD would require replacement of the spherical accumulator for the main hydraulic system with a new cylindrical accum…
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Jul 5, 2005
Airworthiness Directives; Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F, 28, 29, 31, 31A, 35, 35A (C-21A), and 36 Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F, 28, 29, 31, 31A, 35, 35A (C- 21A), and 36 airplanes. This AD requires a one-time inspection of the center ball of the aileron control cable or cables…
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Apr 14, 2005
Airworthiness Directives; Learjet Model 23, 24, 24A, 24B, 24B-A, 24D, 24D-A, 24E, 24F, 25, 25A, 25B, 25C, 25D, and 25F Airplanes Modified by Supplemental Type Certificate SA1731SW, SA1669SW, or SA1670SW
The FAA proposes to adopt a new airworthiness directive (AD) for certain Learjet Model 23, 24, 24A, 24B, 24B-A, 24D, 24D-A, 24E, 24F, 25, 25A, 25B, 25C, 25D, and 25F airplanes. This proposed AD would require removing the thrust reverser accumulator, and making the thrust reverser hydraulic system and the thrust revers…
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Apr 6, 2005
Airworthiness Directives; Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F, 28, 29, 31, 31A, 35, 35A (C-21A), and 36 Airplanes
The FAA proposes to adopt a new airworthiness directive (AD) for certain Learjet Model 23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F, 28, 29, 31, 31A, 35, 35A (C-21A), and 36 airplanes. This proposed AD would require a one-time inspection of the center ball of the aileron contr…
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Jan 19, 2005
Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders
The FAA is adopting a new airworthiness directive (AD) to supersede Airworthiness Directive 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD a…
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Oct 7, 2004
Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders
The FAA proposes to supersede Airworthiness Directive (AD) 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This proposed AD applies to certain GTX 33…
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May 21, 2004
Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders
The FAA adopts a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders that are installed on aircraft. This AD requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD is the result of observations that the GTX 330 and GTX 330D may…
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Dec 30, 2003
Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders
The FAA proposes to adopt a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders. This proposed AD would require you to install GTX 330/ 330D Software Upgrade Version 3.03. This proposed AD is the result of observations that the GTX 330 and GTX 330D may detect, fr…
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Apr 16, 2001
Airworthiness Directives; Learjet Model 23, 24, 25, 28, 29, 31, 35, 36, and 55 Series Airplanes
This amendment adopts a new airworthiness directive (AD) that is applicable to all Learjet Model 23, 24, 25, 28, 29, 31, 35, 36, and 55 series airplanes. This action requires an inspection to determine if tires on the main landing gear have a certain part number and certain serial numbers, and replacement with a tire…
04 / Type Certificate Data Sheets
FAA TCDS for LEARJET INC 24A
The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.
- A10CE Historical Rev 64 · 12/28/2010
Learjet Inc.
Models: 25B, 24F-A, 36A, 24A + 25 more
06 / Supplemental Type Certificates
Modifications approved for LEARJET INC 24A
147 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
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03/06/2026
STC SA2622NM
Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101)
Precise Flight Inc.
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09/26/2025
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Aircraft Systems and Manufacturing Inc.
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09/15/2025
STC ST12087CH
Installation replacement Cabin/Cockpit Handheld Fire Extinguishers
Avcon Industries Inc.
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04/09/2025
STC ST02416SE
Installation of the replacement rate gyro, Butler National Part Number 501-1169-01 MOD A or 501-1169-02 MOD A
Symetric Industries, DBA Extant Aerospace
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04/09/2025
STC ST02097SE
Installation of replacement circuit boards for the FC-110 autopilot
Symetric Industries, DBA Extant Aerospace
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04/09/2025
STC ST02417SE
Installation of the replacement stall warning vertical accelerometer, Butler National Part Number 02904001-101
Symetric Industries, DBA Extant Aerospace
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03/24/2025
STC ST02472AT
Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII
Aircraft Systems and Manufacturing Inc.
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03/24/2025
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Aircraft Systems and Manufacturing Inc.
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08/27/2024
STC ST01936WI
Installation of LED lights
AeroLED's Holdings LLC
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07/27/2024
STC ST01138DE
Installation of MidContinent MD23 standby altimeter and/or attitude indicators
Butler National Corporation
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07/02/2024
STC ST01138DE
Installation of MidContinent MD23 standby altimeter and/or attitude indicators
Cert Works LLC
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05/13/2024
STC ST03424CH
Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders
CMD Flight Solutions LLC
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11/22/2023
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Archeion Holdings LLC
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06/09/2023
STC ST02472AT
Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII
Archeion Holdings LLC
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06/09/2023
STC ST02472AT
Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII
Archeion Holdings LLC
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02/22/2023
STC ST00098IB
Introduction of ADS-B Out
STC Twenty One Limited
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12/02/2022
STC ST02004WI
Installation of the Garmin GI-275 Instantaneous Vertical Speed Indicators (IVSI)
Peregrine
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07/22/2022
STC ST02893AT
Installation of a Boom Beam Taxi/Landing Light System
Whelen Aerospace Technologies
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06/22/2022
STC ST02893AT
Installation of a Boom Beam Taxi/Landing Light System
Whelen Aerospace Technologies
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02/17/2022
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Archeion Holdings LLC
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02/17/2022
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Archeion Holdings LLC
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02/17/2022
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Archeion Holdings LLC
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12/16/2021
STC ST01936WI
Installation of LED lights
Aero LEDs LLC
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07/27/2021
STC ST02230SE
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 Garmi…
Butler National Corporation
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06/23/2021
STC ST01930LA
Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI)
Sandel Avionics LLC
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04/23/2021
STC ST04177AT
Installation of a Talon Aerospace LED Replacement General Purpose Lamps
Aaxico Technical Services Inc.
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01/31/2020
STC ST02635LA
Modification to replace the existing Mode S Transponder system with the ACSS NXT-600 Mode S Transponder with ADS-B Out
Aviation Communication and Surveillance Systems (ACSS) LLC
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01/08/2020
STC ST02681AT-D
Installation of Cockpit / Cabin Blower Assy
Summit Aviation Inc
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01/07/2020
STC SA01452CH
Installation of an air ambulance conversion kit.
Med-Pac Inc.
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12/19/2019
STC SA01452CH
Installation of an air ambulance conversion kit.
Med-Pac Inc.
+ 117 more STCs on file
07 / PMA replacement parts
FAA-approved replacement parts for LEARJET INC 24A
6 parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.
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2425002#https://drs.faa.gov/browse/excelExternalWindow/7AC708A744528F24862576C50058B3C1.0001##
Flare Door Installation
Avcon Industries Inc replaces Modification Part
PMA holder → -
LJ60001#https://drs.faa.gov/browse/excelExternalWindow/6C1F3E9A48CBB614862576C50058B7C3.0001##
Cabin Cargo Retention Net System
Avcon Industries Inc replaces Modification Part
PMA holder → -
LJ60003#https://drs.faa.gov/browse/excelExternalWindow/581C83465011ECF0862576C50058B7D7.0001##
Cabin Cargo Liner
Avcon Industries Inc replaces Modification Part
PMA holder → -
LJ60001#https://drs.faa.gov/browse/excelExternalWindow/CFBF52740E7E8209862574DE0053EAD4.0001##
Cabin Cargo Retention Net System
Avcon Industries Inc replaces Modification Part
PMA holder → -
LJ60003#https://drs.faa.gov/browse/excelExternalWindow/9E4F2F2D166D2BEE862574DE0053EB03.0001##
Cabin Cargo Liner
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425002#https://drs.faa.gov/browse/excelExternalWindow/6EA305226CB26D04862574DE0053E409.0001##
Flare Door Installation
Avcon Industries Inc replaces Modification Part
PMA holder →
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for LEARJET INC 24A
Advisory Circulars
No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.
Recent Federal Register activity
Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).
- 2026-04-17 Settlement Policy for Small Unmanned Aircraft System (UAS) Cases FR ↗
- 2026-02-10 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period; Denial of Extension FR ↗
- 2026-02-02 25-Hour Cockpit Voice Recorder (CVR) Requirement, New Aircraft Production FR ↗
- 2026-01-28 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period FR ↗
- 2026-01-07 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
05 / Aircraft of this type
All 2 registered N-numbers
Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.
05 / Sources & Methodology
Every count traces back to a primary US-government source
- FAA Aircraft Registry →
Refreshed Apr 27, 2026
Available
- NTSB CAROL →
Refreshed Apr 27, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026
Available
We render counts and lists as the agency publishes them. Read the methodology →