Type Record · As of May 3, 2026
LEARJET INC 55
Fixed Wing Multi Engine · GARRETT TFE731 SERIES
Registered
4
Year Range
1981–1983
NTSB Events
1
Airworthiness Directives
46
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered LEARJET INC 55 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- TX 25.0% 1
- FL 25.0% 1
- CO 25.0% 1
- DE 25.0% 1
By Decade of Manufacture
- 1980s 75.0% 3
- Unknown 25.0% 1
02 / NTSB Records
Events involving LEARJET INC 55 aircraft
1 event(s) on file. Showing the most recent 1.
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Jan 11, 2024
N558RALivingston, Montana Minor
NTSB Docket →
02c / Academic Research
Scholarly work mentioning LEARJET INC 55
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 2013 · Conference Paper
Cockpit Resource Management (CRM) training in the 1550th combat crew training wing
The training program the 1550th Combat Crew Training Wing at Kirtland Air Force Base, New Mexico, implemented in September 1985 is discussed.
- arXiv 2025 · arXiv preprint
Aerobatic maneuvers in insect-scale flapping-wing aerial robots via deep-learned robust tube model predictive control
Aerial insects exhibit highly agile maneuvers such as sharp braking, saccades, and body flips under disturbance. In contrast, insect-scale aerial robots are limited to tracking non-aggressive trajecto…
- NASA NTRS 2025 · Conference Paper
Reduction of Aircraft Noise Uncertainty for a Notional Supersonic Business Jet
NASA supported a study by the International Civil Aviation Organization on the environmental impact of adding supersonic aircraft to the existing global fleet by designing a notional 55-tonne superson…
- Semantic Scholar 2024 · Article (BMC Medical Education)
Augmented reality visualization for ultrasound-guided interventions: a pilot randomized crossover trial to assess trainee performance and cognitive load
Augmented reality (AR) technology involving head-mounted displays (HMD) represents a significant innovation in medical education, particularly for training in guided invasive procedures.
- Embry-Riddle Scholarly Commons 2024 · Journal article (JAAER)
Assessing Past Airworthiness Directives And How Safety Management Systems May Benefit Aviation Product Design And Manufacturing
The European Union Aviation Safety Agency (EASA) continues to promulgate Safety Management Systems (SMS) across aviation organizations when it recently issued SMS requirements for EASA certificated Pa…
- arXiv 2023 · arXiv preprint
Detection and Mitigation of Position Spoofing Attacks on Cooperative UAV Swarm Formations
Detecting spoofing attacks on the positions of unmanned aerial vehicles (UAVs) within a swarm is challenging. Traditional methods relying solely on individually reported positions and pairwise distanc…
Browse the full corpus — academia portal ↗
03 / Airworthiness Directives
FAA directives applicable to LEARJET INC 55
46 directive(s) on file. Showing the most recent 25 · 21 more in the Federal Register.
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Feb 22, 2022
Airworthiness Directives; Learjet, Inc., Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Learjet, Inc., Model 35, 35A (C-21A), 36, 36A, 55, 55B, 55C, and 60 airplanes. This AD was prompted by a report indicating that a repair station approved Learjet spoiler assemblies for return to service after extending their life limit. This AD require…
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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.…
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May 8, 2018
Airworthiness Directives; Learjet, Inc. Airplanes
We propose to adopt 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 proposed AD was prompted by fatigue cracks initiating in the flap support structure due to repetitive flap loads, which has caused flap nose roller support bra…
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Jun 8, 2010
Airworthiness Directives; Learjet Inc. Model 60 Airplanes
We are adopting a new airworthiness directive (AD) for certain
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Mar 17, 2010
Airworthiness Directives; Honeywell International Inc. TFE731 Series Turbofan Engines
The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. TFE731 series turbofan engines with certain second stage low-pressure compressor rotor (LPCR) discs and/or certain third stage LPCR discs installed. This AD requires removing from service certain second stage LPCR discs and/or cert…
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Dec 11, 2009
Airworthiness Directives; Honeywell International Inc. TFE731 Series Turbofan Engines
This supplemental NPRM revises an earlier proposed airworthiness directive (AD), for Honeywell International Inc. TFE731 series turbofan engines with certain second stage low-pressure compressor rotor (LPCR) discs and/or certain third stage LPCR discs installed. That proposed AD would have required removing from servi…
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Apr 13, 2009
Airworthiness Directives; Honeywell International Inc. TFE731 Series Turbofan Engines
The FAA proposes to adopt a new airworthiness directive (AD) for Honeywell International Inc. TFE731 series turbofan engines with certain second and third stage low-pressure compressor rotor (LPCR) discs installed. This proposed AD would require removing from service, certain second and third stage LPCR discs, part nu…
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Feb 18, 2009
Airworthiness Directives; Learjet Model 55, 55B, and 55C Airplanes
We are adopting a new airworthiness directive (AD) for certain Learjet Model 55, 55B, and 55C airplanes. This AD requires inspecting the installation of the forward light assembly in the aft lavatory to determine the location of the terminal connector; inspecting for damage of the light assembly terminals, wires, and…
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Jun 13, 2008
Airworthiness Directives; Sandel Avionics Incorporated Model ST3400 Terrain Awareness Warning System/Radio Magnetic Indicator (TAWS/RMI) Units Approved Under Technical Standard Order(s) C113, C151a, or C151b; Installed on Various Small and Transport Category Airplanes
The FAA is revising an existing airworthiness directive (AD) that applies to Sandel Avionics Incorporated Model ST3400 TAWS/RMI units as described above. The existing AD currently requires installing a warning placard on the TAWS/RMI and revising the Limitations section of the airplane flight manual (AFM). The existin…
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Mar 13, 2008
Airworthiness Directives; Sandel Avionics Incorporated Model ST3400 Terrain Awareness Warning System/Radio Magnetic Indicator (TAWS/RMI) Units Approved Under Technical Standard Order(s) C113, C151a, or C151b; Installed on Various Small and Transport Category Airplanes
The FAA proposes to revise an existing airworthiness directive (AD) that applies to Sandel Avionics Incorporated Model ST3400 TAWS/RMI units as described above. The existing AD currently requires installing a warning placard on the TAWS/RMI and revising the Limitations section of the airplane flight manual (AFM). The…
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Jan 31, 2008
Airworthiness Directives; Honeywell International Inc. TFE731-2C, -3B, -3BR, -3C, -3CR, -3D, -3DR, -4R, -5AR, -5BR, -5R, -20R, -20AR, -20BR, -40, -40AR, -40R, and -60 Series Turbofan Engines
The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. (Honeywell) TFE731-2C, -3B, -3BR, -3C, - 3CR, -3D, -3DR, -4R, -5AR, -5BR, -5R, -20R, -20AR, -20BR, -40, -40AR, - 40R, and -60 series turbofan engines. This AD requires removal from service of certain high pressure (HP) turbine roto…
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Sep 4, 2007
Airworthiness Directives; Honeywell International Inc. TFE731-2C, -3B, -3BR, -3C, -3CR, -3D, -3DR, -4R, -5AR, -5BR, -5R, -20R, -20AR, -20BR, -40, -40AR, -40R, and -60 Series Turbofan Engines
The FAA proposes to adopt a new airworthiness directive (AD) for Honeywell International Inc. (Honeywell) TFE731-2C, -3B, -3BR, -3C, -3CR, -3D, -3DR, -4R, -5AR, -5BR, -5R, -20R, -20AR, -20BR, -40, -40AR, -40R, and -60 series turbofan engines. This proposed AD would require removal from service of certain high pressure…
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Aug 28, 2007
Airworthiness Directives; Learjet Model 31, 31A, 35, 35A (C-21A), 36, 36A, 55, 55B, and 55C Airplanes, and Model 45 Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Learjet Model 31, 31A, 35, 35A (C-21A), 36, 36A, 55, 55B, and 55C airplanes, and Model 45 airplanes. This AD requires inspecting for unsealed gaps on the pylon side of the engine firewall and cleaning/ sealing any unsealed gap; and, for certain airplan…
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Apr 26, 2007
Airworthiness Directives; Learjet Model 31, 31A, 35, 35A (C-21A), 36, 36A, 55, 55B, and 55C Airplanes, and Model 45 Airplanes
The FAA proposes to adopt a new airworthiness directive (AD) for certain Learjet Model 31, 31A, 35, 35A (C-21A), 36, 36A, 55, 55B, and 55C airplanes, and Model 45 airplanes. This proposed AD would require inspecting for unsealed gaps on the pylon side of the engine firewall and cleaning/sealing any unsealed gap; and,…
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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 21, 2006
Airworthiness Directives; Sandel Avionics Incorporated Model ST3400 Terrain Awareness Warning System/Radio Magnetic Indicator (TAWS/RMI) Units Approved Under Technical Standard Order(s) C113, C151a, or C151b; Installed on Various Small and Transport Category Airplanes
The FAA is adopting a new airworthiness directive (AD). The new AD is for Sandel Avionics Incorporated Model ST3400 TAWS/RMI units as described above. This AD requires installing a warning placard on the TAWS/RMI and revising the Limitations section of the airplane flight manual (AFM). This AD also requires installing…
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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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Jun 22, 2005
Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc. and Garrett Turbine Engine Co.) TFE731-2 and -3 Series Turbofan Engines
The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. (formerly AlliedSignal Inc. and Garrett Turbine Engine Co.) TFE731-2 and -3 series turbofan engines with certain part numbers (P/Ns) and serial numbers (SNs) of low pressure (LP) 1st and 2nd stage turbine rotor discs initially inst…
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Mar 14, 2005
Airworthiness Directives; Honeywell International Inc. TFE731-2 and -3 Series Turbofan Engines
The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. (formerly AlliedSignal Inc. and Garrett Turbine Engine Co.) TFE731-2 and -3 series turbofan engines with certain part number (P/N) low pressure turbine (LPT) stage 1 disks installed. This AD requires for TFE731-2 and -2C series eng…
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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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Jul 1, 2004
Airworthiness Directives; Honeywell International Inc. (Formerly AlliedSignal Inc. and Garrett Turbine Engine Co.). TFE731-2 and -3 Series Turbofan Engines
The FAA proposes to adopt a new airworthiness directive (AD) for Honeywell International Inc. (formerly AlliedSignal Inc. and Garrett Turbine Engine Co.) TFE731-2 and -3 series turbofan engines with certain part numbers (P/Ns) and serial numbers (SNs) of low pressure (LP) 1st and 2nd stage turbine rotor discs initiall…
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Jun 16, 2004
Airworthiness Directives; Honeywell International Inc. TFE731-2 and -3 Series Turbofan Engines
The FAA proposes to adopt a new airworthiness directive (AD) for Honeywell International Inc. (formerly AlliedSignal Inc. and Garrett Turbine Engine Co.) TFE731-2 and -3 series turbofan engines with certain part number (P/N) low pressure turbine (LPT) stage 1 disks installed. This proposed AD would require for TFE731-…
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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…
04 / Type Certificate Data Sheets
FAA TCDS for LEARJET INC 55
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 55
213 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 ST02515SE
Installation of the replacement vertical accelerometer, Butler National Part Number 501-1287-02 MOD A
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.
-
08/27/2024
STC ST01936WI
Installation of LED lights
AeroLED's Holdings LLC
-
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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01/10/2024
STC ST04393CH
Avionics upgrade installation of a Garmin GTN (TM) 750 Touchscreen Navigator interfaced to existing pilot side instruments and existing FC-200 or FC-530/-550 Autopilot and added GW…
Royal Air Inc.
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12/05/2023
STC ST04575AT
Installation of the Rockwell Collins ALT-1000+/ -4000+ with 5G Filtering
Chippewa Aerospace Inc.
-
11/22/2023
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Archeion Holdings LLC
-
06/09/2023
STC ST02472AT
Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII
Archeion Holdings LLC
-
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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04/13/2023
STC ST01070DE
Installation of the Curtiss-Wright Fortress Flight Data Recorder (with Cockpit Voice Recorder)
Peregrine
-
02/22/2023
STC ST00098IB
Introduction of ADS-B Out
STC Twenty One Limited
-
12/02/2022
STC ST02004WI
Installation of the Garmin GI-275 Instantaneous Vertical Speed Indicators (IVSI)
Peregrine
-
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
-
02/17/2022
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Archeion Holdings LLC
-
02/17/2022
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Archeion Holdings LLC
-
02/17/2022
STC ST03885AT
Installation of an Avionica, Inc. avCM Cellular Module
Archeion Holdings LLC
-
12/16/2021
STC ST01936WI
Installation of LED lights
Aero LEDs LLC
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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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05/14/2021
STC ST04208NY
Installation of LAI Windowshields
Lee Aerospace Inc.
-
04/23/2021
STC ST04177AT
Installation of a Talon Aerospace LED Replacement General Purpose Lamps
Aaxico Technical Services Inc.
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04/03/2020
STC ST11069SC
Installation of Sky Connect Forte'/AirMail Wi-Fi (Wireless) communication system
Honeywell International Inc
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02/28/2020
STC ST04447CH
Installation of Garmin GTS (TM) 8000 TCAS/ACAS II Traffic Surveillance system, dual GTX (TM) 3000 Mode-S Extended Squitter Transponders and GDL® 88 receiver for a complete ADS-B In…
Royal Air Inc
+ 183 more STCs on file
07 / PMA replacement parts
FAA-approved replacement parts for LEARJET INC 55
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.
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15E51-4#https://drs.faa.gov/browse/excelExternalWindow/DB26EC76B7E1A16C8625848900420743.0001##
Valve Assembly, Shutoff & Regulator, Normally Closed
Aero Fluid Products replaces Learjet 6600259-3
PMA holder → -
SK2216#https://drs.faa.gov/browse/excelExternalWindow/171223071989F4CD862582D30074824D.0001##
Radome Boot
Skandia, Inc. replaces Modification Part
PMA holder → -
5006895-1-OAA#https://drs.faa.gov/browse/excelExternalWindow/08CFD5B55E845CB28625804B0066DE13.0001##
Insulator
Omega Aircraft Articles LLC replaces Meggitt Aircraft Braking Systems 5006895-1
PMA holder → -
LA6600405 -8 , -9, -10, -808, -809 & -810#https://drs.faa.gov/browse/excelExternalWindow/1CAF0A5633DF959E86257EDD00581060.0001##
Cabin Window
Lee Aerospace, Inc. replaces 6600405 -8 , -9, -10, -808, -809 & -810
PMA holder → -
LA6600405 -18 , -19, -20, -818, -819 & -820#https://drs.faa.gov/browse/excelExternalWindow/F6A5E8B55D00F5D086257EDD00581061.0001##
Cabin Window
Lee Aerospace, Inc. replaces 6600405 -8 , -9, -10, -808, -809 & -810
PMA holder → -
LA6600405 -18 , -19, -20, -818, -819 & -820#https://drs.faa.gov/browse/excelExternalWindow/8CA73767842F540D86257EC800768462.0001##
Cabin Window
Lee Aerospace, Inc. replaces 6600405 -8 , -9, -10, -808, -809 & -810
PMA holder → -
LA6600405 -8 , -9, -10, -808, -809 & -810#https://drs.faa.gov/browse/excelExternalWindow/6FE019397093CA5D86257EC80076840B.0001##
Cabin Window
Lee Aerospace, Inc. replaces 6600405 -8 , -9, -10, -808, -809 & -810
PMA holder → -
AR-20-2#https://drs.faa.gov/browse/excelExternalWindow/210BD66C1454D3C286257DB20076200F.0001##
Accessory Restraint
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1430-001#https://drs.faa.gov/browse/excelExternalWindow/485FD37051B115E986257DB200761FBB.0001##
Cabinet
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1461-038#https://drs.faa.gov/browse/excelExternalWindow/8FB373FE84C6B7CE86257DB200761F6B.0001##
Med Wall
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1461-026#https://drs.faa.gov/browse/excelExternalWindow/141C71EA76B0C5F486257DB200761F18.0001##
Med Wall
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1461-016#https://drs.faa.gov/browse/excelExternalWindow/644E219896148F1C86257DB200761EC7.0001##
Med Wall
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1461-006#https://drs.faa.gov/browse/excelExternalWindow/DB1C613895C3112E86257DB200761E6E.0001##
Med Wall
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1461-004#https://drs.faa.gov/browse/excelExternalWindow/0A009443D3DC7B9A86257DB200761E28.0001##
Med Wall
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1461-003#https://drs.faa.gov/browse/excelExternalWindow/E98710302C02225F86257DB200761DC3.0001##
Med Wall
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1461-002#https://drs.faa.gov/browse/excelExternalWindow/141A4759616205B186257DB200761D62.0001##
Med Wall
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1461-001#https://drs.faa.gov/browse/excelExternalWindow/9529E65026D7794D86257DB200761D00.0001##
Med Wall
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1401-001#https://drs.faa.gov/browse/excelExternalWindow/6B43836F5B41427286257DB200761CA1.0001##
Accessory Table
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1306-001#https://drs.faa.gov/browse/excelExternalWindow/6AB80F47F6FF130386257DB200761C41.0001##
Stretcher Adapter
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1302-002#https://drs.faa.gov/browse/excelExternalWindow/383AA007CAE11F4A86257DB200761BE2.0001##
Incubator Transport
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1302-006#https://drs.faa.gov/browse/excelExternalWindow/4224404E840159F186257DB200761B85.0001##
Incubator Transport
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1305-015#https://drs.faa.gov/browse/excelExternalWindow/F5B265AFA059565786257DB200761B2A.0001##
Incubator Transport
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
SLA001-3#https://drs.faa.gov/browse/excelExternalWindow/40D458374BA4817486257DB200761AD0.0001##
Stretcher Lock Ass'y
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
SLA001-2#https://drs.faa.gov/browse/excelExternalWindow/78D7A518D3B33EE386257DB200761A72.0001##
Stretcher Lock Ass'y
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
SLA001-1#https://drs.faa.gov/browse/excelExternalWindow/6A5CD0ABE586F51786257DB200761A14.0001##
Stretcher Lock Ass'y
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1203-001#https://drs.faa.gov/browse/excelExternalWindow/C31DDD38BC71591586257DB2007619C6.0001##
Stretcher
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1201-001#https://drs.faa.gov/browse/excelExternalWindow/E5A9287916C5838E86257DB20076197A.0001##
Stretcher
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1403-002#https://drs.faa.gov/browse/excelExternalWindow/B48686437F3ADBF186257DB200761931.0001##
Stretcher Bridge
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
1403-001#https://drs.faa.gov/browse/excelExternalWindow/9660A527FBCC4C0086257DB2007618EA.0001##
Stretcher Bridge
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
HPO-01-1#https://drs.faa.gov/browse/excelExternalWindow/3BD7445DFE9B907686257DB2007618A4.0001##
Installation Kit
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
6341-3#https://drs.faa.gov/browse/excelExternalWindow/3D7F68A76961F13486257DB20076185E.0001##
Forward Lock Pin Assembly
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
6350#https://drs.faa.gov/browse/excelExternalWindow/5A060D4F0C183B2686257DB200761816.0001##
Adapter
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
6318#https://drs.faa.gov/browse/excelExternalWindow/5F6D19B13134687186257DB2007617D0.0001##
Adapter
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
2800-015#https://drs.faa.gov/browse/excelExternalWindow/B6D0FD8DA769BBA886257DB200761742.0001##
Ambulance Module
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
2800-016#https://drs.faa.gov/browse/excelExternalWindow/EBDDB5325A5769B886257DB20076178A.0001##
Ambulance Module
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
2800-014#https://drs.faa.gov/browse/excelExternalWindow/D542E2FAC248595786257DB2007616FC.0001##
Ambulance Module
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
2800-012#https://drs.faa.gov/browse/excelExternalWindow/E0E65E7757F662AF86257DB20076166E.0001##
Ambulance Module
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
2800-013#https://drs.faa.gov/browse/excelExternalWindow/115F67B99439F3CC86257DB2007616B6.0001##
Ambulance Module
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
2800-006#https://drs.faa.gov/browse/excelExternalWindow/8B7C4E4EFD94804686257DB200761628.0001##
Ambulance Module
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder → -
2800-004#https://drs.faa.gov/browse/excelExternalWindow/AD106449E809175886257DB2007615DB.0001##
Ambulance Module
Snaky Creek Enterprises dba Spectrum Aeromed replaces Modification Parts
PMA holder →
+ 20 more PMA parts on file
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for LEARJET INC 55
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 4 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 →