Type Record · As of May 3, 2026
LEARJET INC 23
Fixed Wing Multi Engine · GE CJ610-SER
Registered
6
Year Range
1965–1965
NTSB Events
1
Airworthiness Directives
43
Aircraft Resources
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered LEARJET INC 23 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- DE 33.3% 2
- FL 16.7% 1
- KS 16.7% 1
- AR 16.7% 1
- CA 16.7% 1
By Decade of Manufacture
- 1960s 66.7% 4
- Unknown 33.3% 2
02 / NTSB Records
Events involving LEARJET INC 23 aircraft
1 event(s) on file. Showing the most recent 1.
-
Jun 18, 1993
N73CEMARTHAS VINEYRD, Massachusetts Fatal
NTSB Docket →
02c / Academic Research
Scholarly work mentioning LEARJET INC 23
Papers and reports across NASA, NTSB, FAA CAMI, AOPA ASI, Embry-Riddle, arXiv, and the broader academic graph that mention this airframe. Title or keyword match — drill into each for full abstract + author list + PDF link.
- NASA NTRS 2026 · Contractor Report (CR)
Icing Physics Studies Using the 3D SIDRM Test Article: 2023 Icing Tests Analysis
In-flight icing is an important safety issue and is a factor that affects aircraft design and performance. Newer regulations are driving a need for improvements in airframe and engine icing simulation…
- Flight Safety Foundation 2024 · FSF / AeroSafety World
Helicopter Safety Performance Data 2023
Foundation 2023 helicopter safety performance data — global accident rates by mission profile (HEMS, off-shore oil, air-tour, agricultural, news/utility).
- Embry-Riddle Scholarly Commons 2024 · Journal article (IJAAA)
Exploring the atmospheric and weather conditions for hoar frost formation at OR Tambo International Airport: A case study of ground aircraft icing events for the period 2017-2023.
Ground aircraft icing has an adverse effect on the aerodynamic performance of aircrafts as well as the efficient operations of airlines and airports.
- NASA NTRS 2023 · Presentation
NASA Icing Overview 2023
This presentation summarizes NASA icing research for an invited talk to be presented on June 22, 2023, at the SAE International Conference on Icing of Aircraft, Engines, and Structures.
- Flight Safety Foundation 2023 · FSF / AeroSafety World
Controlled Flight Into Terrain (CFIT) — A 2023 Industry Refresh
Foundation 2023 CFIT data refresh — three decades after the original CFIT Task Force eliminated >95% of air-carrier CFIT, the GA + Part 135 communities still account for most CFIT fatalities.
- Embry-Riddle Scholarly Commons 2023 · Industry report (AQRR)
Airline Quality Rating 2023
The Airline Quality Rating (AQR) was developed and first announced in early 1991 as an objective method for assessing airline quality on combined multiple performance criteria.
Browse the full corpus — academia portal ↗
03 / Airworthiness Directives
FAA directives applicable to LEARJET INC 23
43 directive(s) on file. Showing the most recent 25 · 18 more in the Federal Register.
-
Feb 2, 2023
Airworthiness Directives; Learjet, Inc., Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Learjet, Inc., Model 45 airplanes. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD requires revising the existing inspection program to incorporate reduced inspection intervals for t…
-
Dec 6, 2021
Airworthiness Directives; Learjet Inc. Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Learjet Inc. Model 45 airplanes. This AD was prompted by a report of a fuel leak due to a cracked fuel line between the engine fuel control and the engine fuel flow meter. This AD requires replacing the existing fuel flow meter bracket assembly with a…
-
Dec 6, 2021
Airworthiness Directives; Learjet Inc. Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Learjet Inc. (Learjet) Model 45 airplanes. This AD was prompted by reports of corrosion found on the upper surface of the lower center wing mid spar splice plate. This AD requires repetitively inspecting the center wing area for corrosion and deteriora…
-
Jul 28, 2021
Airworthiness Directives; Learjet Inc.
The FAA proposes to adopt a new airworthiness directive (AD) for certain Learjet Inc. (Learjet) Model 45 airplanes. This proposed AD was prompted by reports of corrosion found on the upper surface of the lower center wing mid spar splice plate. This proposed AD would require repetitively inspecting the center wing are…
-
Sep 24, 2020
Airworthiness Directives; Pacific Scientific Company Seat Restraint System Rotary Buckle Assemblies
The FAA is reopening the comment period for an earlier proposed rulemaking (NPRM) for certain Pacific Scientific Aviation Services seat restraint rotary buckle assemblies (buckles). The NPRM proposed to require inspecting each buckle and buckle handle vane, and depending on the inspection results, removing the buckle…
-
Aug 28, 2019
Airworthiness Directives; Learjet, Inc. Airplanes
The FAA is superseding Airworthiness Directive (AD) 2017-11-09 for certain Learjet, Inc. (Learjet), Model 60 airplanes. AD 2017-11-09 required a one-time fluorescent dye penetrant inspection of the fuselage skin for corrosion, additional related inspections and corrective actions as necessary, and reporting the inspec…
-
Apr 24, 2019
Airworthiness Directives; Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System Units
We are adopting a new airworthiness directive (AD) for Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System (AHRS) units installed on various aircraft. This AD requires removing certain LCR-100 AHRS units from service. This AD was prompted by test results showing loss of or invalid data. The actio…
-
Feb 8, 2019
Airworthiness Directives; Learjet, Inc. Airplanes
We propose to supersede Airworthiness Directive (AD) 2017-11- 09, which applies to certain Learjet, Inc. (Learjet), Model 60 airplanes. AD 2017-11-09 requires a one-time inspection of the fuselage skin for corrosion and, as necessary, additional related inspections and corrective actions. Since we issued AD 2017-11-09…
-
Sep 18, 2018
Airworthiness Directives; Learjet, Inc. Airplanes
We are adopting a new airworthiness directive (AD) for certain Learjet, Inc. Models 28, 29, 31, 31A, 35, 35A, 36, 36A, 55, 55B, 55C, and 60 airplanes. This AD was prompted by fatigue cracks initiating in the flap support structure due to repetitive flap loads, which has caused flap nose roller support bracket failure.…
-
May 30, 2017
Airworthiness Directives; Learjet, Inc., Airplanes
We are superseding Airworthiness Directive (AD) 2017-08-07 for certain Learjet, Inc., Model 60 airplanes. AD 2017-08-07 required a one-time inspection of the fuselage skin for corrosion, and related investigative and corrective actions if necessary. This new AD retains the actions of AD 2017-08-07 and removes certain…
-
Apr 17, 2017
Airworthiness Directives; Learjet, Inc., Airplanes
We are adopting a new airworthiness directive (AD) for certain Learjet, Inc., Model 60 airplanes. This AD was prompted by an evaluation by the design approval holder (DAH) indicating that the upper fuselage skin under the aft oxygen line fairing is subject to multi-site damage (MSD). This AD requires a one-time inspec…
-
Feb 28, 2017
Airworthiness Directives; Learjet Inc. Airplanes
We are adopting a new airworthiness directive (AD) for certain Learjet Inc. Model 36A airplanes. This 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 this issue for…
-
Dec 20, 2016
Airworthiness Directives; Learjet, Inc. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Learjet Inc. Model 60 airplanes. This proposed AD was prompted by an evaluation by the design approval holder (DAH) indicating that the upper fuselage skin under the aft oxygen line fairing is subject to multi-site damage (MSD). This proposed AD would…
-
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…
-
Oct 29, 2014
Airworthiness Directives; Honeywell International Inc. Air Data Pressure Transducers
We are removing Airworthiness Directive (AD) 2012-26-15, which applied to certain Honeywell International Inc. air data pressure transducers as installed on various aircraft. AD 2012-26-15 required doing various tests or checks of equipment having certain air data pressure transducers, removing equipment if necessary,…
-
Jul 22, 2013
Airworthiness Directives; Learjet Inc. Airplanes
We are adopting a new airworthiness directive (AD) for certain Learjet Inc. Model 45 airplanes. This AD was prompted by a report that the fire barrier seal on the external baggage door does not seal the surrounding door structure due to incorrect positioning of the barrier. This AD requires modifying the fire seal on…
-
Jul 2, 2013
Airworthiness Directives; Learjet Inc. Airplanes
We are adopting a new airworthiness directive (AD) for certain Learjet Inc. Model 60 airplanes. This AD was prompted by a report of a high-speed rejected takeoff caused by all four main landing gear (MLG) tires blowing out during the takeoff roll. This AD requires installing new rigid hydraulic tube assemblies to the…
-
Mar 27, 2013
Airworthiness Directives; Learjet Inc. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Learjet Inc. Model 45 airplanes. This proposed AD was prompted by a report that the fire barrier seal on the external baggage door does not seal the surrounding door structure due to incorrect positioning of the barrier. This proposed AD would require…
-
Mar 27, 2013
Airworthiness Directives; Learjet Inc. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Learjet Inc. Model 60 airplanes. This proposed AD was prompted by a report of a high-speed rejected takeoff caused by all four main landing gear (MLG) tires blowing out during the takeoff roll. This proposed AD would require installing new rigid hydrau…
-
Jan 9, 2013
Airworthiness Directives; Honeywell International Inc. Air Data Pressure Transducers
We are adopting a new airworthiness directive (AD) for certain Honeywell International Inc. air data pressure transducers as installed on various aircraft. This AD requires various tests or checks of equipment having certain air data pressure transducers, and removal of equipment if necessary. As an option to the test…
-
Apr 24, 2012
Airworthiness Directives; Learjet Inc. Airplanes
We are adopting a new airworthiness directive (AD) for certain Learjet Inc. Model 60 airplanes. This AD was prompted by two incidents of swapped fire extinguishing wires. This AD requires inspecting the electrical leads routed to the fire extinguishing containers for proper identification and missing labels, and to en…
-
Apr 24, 2012
Airworthiness Directives; Learjet Inc.
We are adopting a new airworthiness directive (AD) for all Learjet Inc., Model 45 airplanes. This AD was prompted by changes to the Airworthiness Limitations Section (ALS) of the maintenance manual, which adds life-limits, revises life-limits, or adds inspections not previously identified. This AD requires revising th…
-
Dec 19, 2011
Airworthiness Directives; Learjet Inc. Airplanes
We are adopting a new airworthiness directive (AD) for all Learjet Inc. Model 45 airplanes. This AD was prompted by a report of the potential for fatigue cracking of the end cap of the main landing gear (MLG) prior to the published life limitation. This AD requires revising the maintenance program to incorporate life…
-
Jul 8, 2011
Airworthiness Directives; Learjet Inc. Model 45 Airplanes
We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD would require revising the maintenance program to incorporate life limits for the main landing gear (MLG) actuator end cap. This proposed AD was prompted by a report of the potential for fatigue cracking of the end c…
-
Jun 27, 2011
Airworthiness Directives; Learjet Inc. Model 45 Airplanes
We are superseding an existing airworthiness directive (AD) for the products listed above. That AD currently requires, for certain airplanes, repetitive inspections for chafing and other damage of the case drain tube from the hydraulic pump case installed on the left-hand engine, and corrective action if necessary. Th…
04 / Type Certificate Data Sheets
FAA TCDS for LEARJET INC 23
The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.
- A5CE Current Rev 10 · 07/15/1990
Learjet Inc.
Models: 23
05 / Special Airworthiness Information Bulletins
Advisories applicable to LEARJET INC 23
1 SAIB on file. SAIBs are FAA advisory notices — not mandatory like ADs, but worth reviewing for service bulletins and emerging issues.
-
06/24/2013
SAIB NM-13-38
Flight Controls Control Column Section
06 / Supplemental Type Certificates
Modifications approved for LEARJET INC 23
97 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
-
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
-
02/02/2024
STC SA02658SE (1 OF 2)
Installation of Garmin GI 275 Multi-Function Display System
Garmin International Inc.
-
09/01/2021
STC SA09856AC
Installation of BendixKing Aerowave 100 In-flight Data Link System for non-essential, non-required aircraft Cabin Systems & Equipments
Honeywell International Inc (Bendix King)
-
06/23/2021
STC ST01930LA
Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI)
Sandel Avionics LLC
-
06/14/2021
STC SA02658SE (1 OF 2)
Installation of Garmin GI 275 Multi-Function Display System
Garmin International Inc
-
03/04/2021
STC SA02075SE
Installation of a Mid-Continent MD835( ) Lithium Ion Battery
Mid-Continent Instrument Co. Inc.
-
07/07/2020
STC SA04514NY
Single/Dual Transponder System ADS-B Upgrade
Scandinavian Avionics Design ApS
-
01/13/2020
STC SA02658SE (1 OF 2)
Installation of Garmin GI 275 Multi-Function Display System
Garmin International Inc
-
09/09/2019
STC SA01714WI (1 OF 2)
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 wit…
Garmin International Inc
-
04/01/2019
STC ST10472SC
Replacement Thrust Reverser Accumulator for the TR3000 Thrust Reverser System.
The NORDAM Group LLC
-
04/01/2019
STC SA1731SW
Installation of engine thrust reversers.
The NORDAM Group LLC
-
09/11/2018
STC SA04165NY (Page 2)
Installation of Latitude Technologies Skynode S200 Satcom system
Latitude Technologies Corporation
-
06/06/2018
STC ST03424CH
Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders
CMD Flight Solutions LLC
-
11/30/2017
STC SA01933LA-D (1 OF 2)
Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System
Garmin International Inc
-
06/21/2017
STC ST03424CH
Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders
CMD Flight Solutions LLC
-
05/16/2017
STC SA09856AC
Installation of BendixKing Aerowave 100 In-flight Data Link System for non-essential, non-required aircraft Cabin Systems & Equipments
Honeywell International Inc
-
03/06/2017
STC SA00343BO (page 1)
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 …
Avidyne Corporation
-
11/30/2016
STC SA00352BO Page 1
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
-
07/21/2016
STC SA01714WI (Page 1)
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 wit…
Garmin International Inc
-
04/19/2016
STC ST03424CH
Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders
CMD Flight Solutions LLC
-
03/18/2016
STC SA01714WI (PAGE 1)
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 wit…
Garmin International Inc
-
03/08/2016
STC SA01714WI (Page 1)
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 wit…
Garmin International Inc
-
08/28/2015
STC ST03424CH
Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders
CMD Flight Solutions LLC
-
06/22/2015
STC ST03424CH
Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders
Dan Buzz & Associates LLC
-
06/18/2015
STC SA00343BO (page 1)
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 …
Avidyne Corporation
-
04/10/2015
STC SA01229SE Page 1
Installation of GNS 480 (CNX80) GPS WAAS Navigator with integrated VHF Navigation and Communication radios
Garmin International Inc
-
04/09/2015
STC SA00352BO Page 1
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
-
11/20/2014
STC SA01933LA-D Page 1
Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System
Garmin International Inc
-
07/24/2014
STC SA00343BO (page 1)
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 …
Avidyne Corporation
-
04/23/2014
STC SA00269BO
Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Anten…
Avidyne Corporation
+ 67 more STCs on file
07 / PMA replacement parts
FAA-approved replacement parts for LEARJET INC 23
60+ 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.
-
63500-2#https://drs.faa.gov/browse/excelExternalWindow/6377F6EB865E954C8625841D00571458.0001##
Valve, Emergency Brake
Eaton Aerospace Sterer Engineering replaces 6600413-2
PMA holder → -
53590-4#https://drs.faa.gov/browse/excelExternalWindow/75C71B45B4068B048625841D00571435.0001##
Valve, Emergency Brake
Eaton Aerospace Sterer Engineering replaces 6600060-6
PMA holder → -
61700-1#https://drs.faa.gov/browse/excelExternalWindow/3C2FFBD35471F1188625841D00571447.0001##
Valve, Bleedair Shutoff & Check
Eaton Aerospace Sterer Engineering replaces 6600252-3
PMA holder → -
53590-2#https://drs.faa.gov/browse/excelExternalWindow/95B07365AFC57D318625841D00571426.0001##
Valve, Emergency Brake
Eaton Aerospace Sterer Engineering replaces 6600060-4
PMA holder → -
1056#https://drs.faa.gov/browse/excelExternalWindow/F03617F16EC4A24A862576C50058C3F0.0001##
Structural Provisions Daedalus IR Scanner
Avcon Industries Inc replaces Modification Part
PMA holder → -
36600-1#https://drs.faa.gov/browse/excelExternalWindow/EE2C995F50AC6FC0862576C50058B8BC.0001##
Provisions for IR Scanner
Avcon Industries Inc replaces Modification Part
PMA holder → -
24251006#https://drs.faa.gov/browse/excelExternalWindow/D594FE880E24146D862576C50058B643.0001##
Dry Ice Dispenser
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425912-1#https://drs.faa.gov/browse/excelExternalWindow/B589E2126923A52B862576C50058B5BE.0001##
Provisions for Infra-red Scanner
Avcon Industries Inc replaces Modification Part
PMA holder → -
3000#https://drs.faa.gov/browse/excelExternalWindow/A2BDE244A467683B862576C50058B50F.0001##
Data Console Rack
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425900#https://drs.faa.gov/browse/excelExternalWindow/9E56C1CC6A858ADE862576C50058B55A.0001##
Removable Camera Door
Avcon Industries Inc replaces Modification Part
PMA holder → -
24251000#https://drs.faa.gov/browse/excelExternalWindow/569B9B154A11D6A5862576C50058B4E0.0001##
Dry Ice Dispenser
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425734#https://drs.faa.gov/browse/excelExternalWindow/3B9318F3711D9FCF862576C50058B628.0001##
Provisions for Particle Measuring Probe
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425909#https://drs.faa.gov/browse/excelExternalWindow/3205C138986CF173862576C50058B576.0001##
Provisions for Infra-red Scanning Equipment
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425720#https://drs.faa.gov/browse/excelExternalWindow/10EDE344E1870F87862576C50058B5D2.0001##
Carousel Flare Dispensing Unit
Avcon Industries Inc replaces Modification Part
PMA holder → -
24251000#https://drs.faa.gov/browse/excelExternalWindow/F2184E8980CC0A9A862574DE0053E5BE.0001##
Dry Ice Dispenser
Avcon Industries Inc replaces Modification Part
PMA holder → -
36612#https://drs.faa.gov/browse/excelExternalWindow/CEA408E9DAA5E8A8862574DE0053F37E.0001##
Structural Provisions for Infra-red Scanner
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425912-1#https://drs.faa.gov/browse/excelExternalWindow/BC53BA12581D670E862574DE0053E73D.0001##
Provisions for Infra-red Scanner
Avcon Industries Inc replaces Modification Part
PMA holder → -
24251006#https://drs.faa.gov/browse/excelExternalWindow/B6525A8B7A36CCAC862574DE0053E810.0001##
Dry Ice Dispenser
Avcon Industries Inc replaces Modification Part
PMA holder → -
36600-1#https://drs.faa.gov/browse/excelExternalWindow/A04EC3CD3486D2F0862574DE0053ECA8.0001##
Provisions for IR Scanner
Avcon Industries Inc replaces Modification Part
PMA holder → -
1056#https://drs.faa.gov/browse/excelExternalWindow/9C09DC42D0976542862574DE0053FA6C.0001##
Structural Provisions Daedalus IR Scanner
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425909#https://drs.faa.gov/browse/excelExternalWindow/8168C2CD88541A89862574DE0053E6C5.0001##
Provisions for Infra-red Scanning Equipment
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425001#https://drs.faa.gov/browse/excelExternalWindow/530B745EBFA7EA5A862574DE0053E463.0001##
Cabin Door Mod. For Camera Kit
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425699#https://drs.faa.gov/browse/excelExternalWindow/4F36EF1A26146DED862574DE0053E4E2.0001##
Drift Sight Installation
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425720#https://drs.faa.gov/browse/excelExternalWindow/433A8A1D87CC190F862574DE0053E767.0001##
Carousel Flare Dispensing Unit
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425734#https://drs.faa.gov/browse/excelExternalWindow/366007F46E07AB21862574DE0053E7E7.0001##
Provision for Particle Measuring Probe
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425002#https://drs.faa.gov/browse/excelExternalWindow/293911F2359B50EE862574DE0053E436.0001##
Flare Door Installation
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425002-1#https://drs.faa.gov/browse/excelExternalWindow/284E88106434D3FC862574DE0053E50A.0001##
Reloadable Carousel Flare
Avcon Industries Inc replaces Modification Part
PMA holder → -
2425900#https://drs.faa.gov/browse/excelExternalWindow/22CDCFE65E366DBE862574DE0053E69C.0001##
Removable Camera Door
Avcon Industries Inc replaces Modification Part
PMA holder → -
3000#https://drs.faa.gov/browse/excelExternalWindow/15067D88134C4E7E862574DE0053E58F.0001##
Infra-red Scanning Equipment
Avcon Industries Inc replaces Modification Part
PMA holder → -
3000#https://drs.faa.gov/browse/excelExternalWindow/036A3F9D43D38855862574DE0053E61C.0001##
Data Console Rack
Avcon Industries Inc replaces Modification Part
PMA holder → -
02300001#https://drs.faa.gov/browse/excelExternalWindow/ECBC549060C682B2862573FD0073D532.0001##
Logo Light -Stabilizer
Devore Aviation Corp of America replaces -
PMA holder → -
807#https://drs.faa.gov/browse/excelExternalWindow/16B9231D86E74332862573A3006B37DD.0001##
Oxygen System Kit
Aero Medical Products Mfg., Inc replaces Modification Part
PMA holder → -
803#https://drs.faa.gov/browse/excelExternalWindow/41CE96549BB3EF60862573A3006B37B2.0001##
Installation Kit
Aero Medical Products Mfg., Inc replaces Modification Part
PMA holder → -
125#https://drs.faa.gov/browse/excelExternalWindow/990F9AC5EEB2F0C8862573A3006B377E.0001##
Stretcher
Aero Medical Products Mfg., Inc replaces Modification Part
PMA holder → -
5333-007#https://drs.faa.gov/browse/excelExternalWindow/B1E4D5BB8FA6C984862572F100551B35.0001##
Rod End-Assy. Speed Trimming
ONTIC Engineering & Manufacturing Inc replaces Modification Part
PMA holder → -
4346-033#https://drs.faa.gov/browse/excelExternalWindow/C9E791B31BD429EB862572F100551A87.0001##
Tube Assy.-Flex Shaft Guide
ONTIC Engineering & Manufacturing Inc replaces Modification Part
PMA holder → -
5333-007#https://drs.faa.gov/browse/excelExternalWindow/52E85E0907A240E1862572F100551048.0001##
Rod End - Assy. Speed Trimming
ONTIC Engineering & Manufacturing Inc replaces Modification Part
PMA holder → -
4346-033#https://drs.faa.gov/browse/excelExternalWindow/35CC47F99859DE3B862572F100550FA5.0001##
Tube Assy. - Flex. Shaft Guide
ONTIC Engineering & Manufacturing Inc replaces Modification Part
PMA holder → -
PA 2311260 -42#https://drs.faa.gov/browse/excelExternalWindow/77B4772203F3AAC5862572EB007534C8.0001##
Inner Windshield
GKN Aerospace Transparency Systems Inc replaces 2311260-42
PMA holder → -
PA 2311260 -43#https://drs.faa.gov/browse/excelExternalWindow/CF7C6623A77820C4862572EB007534F0.0001##
Inner Windshield
GKN Aerospace Transparency Systems Inc replaces 2311260-43
PMA holder →
+ 20 more PMA parts on file
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for LEARJET INC 23
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 6 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.
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N119BA | FL | 1965 | · | Look up ↗ |
| N200Y | KS | — | · | Look up ↗ |
| N23BY | AR | 1965 | · | Look up ↗ |
| N477K | DE | 1965 | · | Look up ↗ |
| N73CE | CA | 1965 | ● | Look up ↗ |
| N823LJ | DE | — | · | Look up ↗ |
Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)
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 →