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LEARJET INC 25

2 registered · 1969–1969 · 0 NTSB events · 45 ADs

About this data

Fixed Wing Multi Engine · GE CJ610-SER · as of Sep 21, 2026

Resources Engine · GE Aerospace ↗ Search FAA TCDS ↗

Distribution · currently registered

By state (top 10)

  • OK 50.0% 1
  • PA 50.0% 1

By decade of manufacture

  • 1960s 50.0% 1
  • Unknown 50.0% 1

NTSB records

No NTSB-recorded events match LEARJET INC 25 in the indexed corpus.

Research papers

All research papers

Airworthiness directives

45 directive(s) on file. Showing the most recent 25 · 20 more in the Federal Register.

  • Jan 31, 2025

    Airworthiness Directives; Various Airplanes and Helicopters

    The FAA is superseding Airworthiness Directive (AD) 2021-07-13 for certain Pacific Scientific Company rotary buckle assemblies (buckles). AD 2021-07-13 required inspecting each specified buckle including its buckle handle vane and prohibited installing affected buckles. This AD was prompted by the publication of an up…

  • Apr 9, 2024

    Airworthiness Directives; Various Airplanes and Helicopters

    The FAA proposes to supersede Airworthiness Directive (AD) 2021-07-13, which applies to certain Pacific Scientific Company rotary buckle assemblies (buckles). AD 2021-07-13 requires inspecting each buckle including its buckle handle vane, and depending on the results, removing the buckle from service and installing an…

  • 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…

  • Apr 6, 2021

    Airworthiness Directives; Pacific Scientific Company Seat Restraint System Rotary Buckle Assemblies

    The FAA is adopting a new airworthiness directive (AD) for certain Pacific Scientific Company rotary buckle assemblies (buckles). This AD requires inspecting each buckle including its buckle handle vane, and depending on the results, removing the buckle from service and installing an airworthy buckle. This AD also pro…

  • 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…

  • May 21, 2020

    Airworthiness Directives; Learjet Inc. Airplanes

    The FAA is adopting a new airworthiness directive (AD) for certain Learjet Inc. Model 60 airplanes. This AD was prompted by a report of a reverse thrust command accelerating the airplane instead of decelerating the airplane. The acceleration with reverse thrust commanded occurred when the thrust reverser doors were in…

  • May 13, 2019

    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 reverse thrust command accelerating the airplane instead of decelerating the airplane. The acceleration with reverse thrust commanded occurred when the thrust reverser door…

  • 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…

  • Jun 5, 2017

    Airworthiness Directives; Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System Units

    We propose to adopt a new airworthiness directive (AD) for Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System (AHRS) units installed on various aircraft. This proposed AD would require removing certain LCR-100 AHRS units from service. This proposed AD is prompted by test results showing loss of…

  • 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…

  • Apr 16, 2014

    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 reports of non-conforming windshield supports (coupe rails). This proposed AD would require a general visual inspection to detect gouging and scratches and to determine if a radius has b…

  • Feb 7, 2014

    Airworthiness Directives; Learjet Inc. Airplanes

    We are superseding Airworthiness Directive (AD) 2003-19-11 for certain Learjet Inc. Model 60 airplanes. AD 2003-19-11 required determining if a certain fuel crossflow tube is installed; and follow- on/corrective actions, as applicable. This new AD requires retaining all actions in AD 2003-19-11, and it also requires d…

  • Sep 5, 2013

    Airworthiness Directives; Pacific Scientific Aviation Services (Pacific Scientific) Seat Restraint System Rotary Buckle Assemblies

    We propose to adopt a new airworthiness directive (AD) for the specified Pacific Scientific seat restraint rotary buckle assemblies (buckle). This proposed AD is prompted by several reports of a cracked handle on certain buckles. Testing on these buckles indicates that in some circumstances a load placed on the restra…

  • Aug 13, 2013

    Airworthiness Directives; Learjet Inc. Airplanes

    We propose to supersede an existing airworthiness directive (AD) that applies to certain Learjet Inc. Model 60 airplanes. The existing AD currently requires determining if a certain fuel crossflow tube is installed; and follow-on/corrective actions, as applicable. Since we issued that AD, we have received a report tha…

  • 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…

  • Feb 22, 2012

    Airworthiness Directives; Various Transport Category Airplanes

    We are revising an existing airworthiness directive (AD) for transport category airplanes that have one or more lavatories equipped with paper or linen waste receptacles. That AD currently requires installation of placards prohibiting smoking in the lavatory and disposal of cigarettes in the lavatory waste receptacles…

  • 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…

  • Jan 4, 2011

    Airworthiness Directives; Pratt & Whitney Canada Corp. (P&WC) PW305A and PW305B Turbofan Engines

    The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. That AD applies to the products listed above. The agency docket No. and the engine type in the subject heading and paragraph (c) in the Summary section and the Regulatory text are incorrect. This document corrects that error.…

Type certificate data sheets · 1 match in the FAA catalog

  • A10CE Learjet Inc. Historical Rev 64 · 12/28/2010

    Models: 25B, 24F-A, 36A, 24A + 25 more

SAIBs · 1 on file · advisory, not mandatory

Supplemental type certificates · 258 on file

+ 228 more STCs on file

PMA replacement parts · 60+ on file

+ 20 more PMA parts on file

Registered N-numbers · 2

2 of 2 ● NTSB events on file · orange tails have Atlas pages · Look up queries the live FAA registry (owner, address, last airworthiness)
N-number St Year NTSB FAA
N473TC OK 1969 · Look up ↗
N929JG PA — · Look up ↗

Source — FAA Aircraft Registry

Sources