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Public Record · As of May 5, 2026

N320KT

Dehavilland DHC-3 · 1956 View Type →

Status

Registration Valid

Type

Fixed Wing Single Engine

Engine

P & W PT6A-34

Last Cert Issue

02 /  NTSB Records

Events on file with the National Transportation Safety Board

03 /  Airworthiness Directives

Applicable to DEHAVILLAND DHC-3

Federal Aviation Administration airworthiness directives matched to make and model. Each entry links to the Federal Register publication.

  • Jun 18, 2008

    Airworthiness Directives; Viking Air Limited Models DHC-2 Mk. I, DHC-2 Mk. II, and DHC-3 Airplanes

    We are superseding an existing airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:

    Federal Register →
  • Apr 18, 2008

    Airworthiness Directives; Viking Air Limited Models DHC-2 Mk. I, DHC-2 Mk. II, and DHC-3 Airplanes

    We propose to adopt a new airworthiness directive (AD) for the products listed above that would supersede an existing AD. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe…

    Federal Register →
  • Dec 12, 2005

    Airworthiness Directives; Shadin ADC-2000 Air Data Computers

    The FAA adopts a new airworthiness directive (AD) for certain Shadin ADC-2000 air data computers (ADC) installed on airplanes. This AD requires you to replace affected ADC-2000 units with a modified unit. This AD results from reports that certain ADC-2000 units display incorrect altitude information on the Electronic Flight Information System (EFIS) to the…

    Federal Register →
  • Aug 17, 2005

    Airworthiness Directives; Shadin ADC-2000 Air Data Computers

    The FAA proposes to adopt a new airworthiness directive (AD) for certain Shadin ADC-2000 air data computers (ADC) installed on airplanes. This proposed AD would require you to replace affected ADC- 2000 units with a modified unit. This proposed AD results from reports that certain ADC-2000 units display incorrect altitude information on the Electronic Fligh…

    Federal Register →
  • Oct 21, 2004

    Airworthiness Directives; deHavilland Inc. Models DHC-2 Mk. I and DHC-2 Mk. II Airplanes and Bombardier Inc. Model (Otter) DHC-3 Airplanes

    The FAA adopts a new airworthiness directive (AD) for all deHavilland Inc. Models DHC-2 Mk. I and DHC-2 Mk. II airplanes and for all Bombardier Inc. Model (Otter) DHC-3 airplanes powered by radial engines. This AD requires you to visually inspect the firewall connector plugs for proper lockwire security and replace or modify as appropriate. This AD is the r…

    Federal Register →
  • Apr 22, 2004

    Airworthiness Directives; Bombardier Inc. Model Otter DHC-3 Airplanes

    The FAA is revising Airworthiness Directive (AD) 2004-05-01, which applies to certain Bombardier Inc. (formerly deHavilland Inc.) Model Otter DHC-3 airplanes that have turbine engines installed per one of three supplemental type certificates (STC). AD 2004-05-01 currently prohibits you from operating any affected airplane with these engine and propeller con…

    Federal Register →
  • Apr 12, 2004

    Airworthiness Directives; deHavilland Inc. Models DHC-2 Mk. I and DHC-2 Mk. II Airplanes and Bombardier Inc. Model (Otter) DHC-3 Airplanes

    The FAA proposes to adopt a new airworthiness directive (AD) for all deHavilland Inc. Models DHC-2 Mk. I and DHC-2 Mk. II airplanes and for all Bombardier Inc. Model (Otter) DHC-3 airplanes powered by radial engines. This proposed AD would require you to visually inspect the firewall ignition plugs and receptacles for proper lockwire security and replace or…

    Federal Register →
  • Mar 1, 2004

    Airworthiness Directives; Bombardier Inc. Model Otter DHC-3 Airplanes

    The FAA adopts a new airworthiness directive (AD) for certain Bombardier Inc. (formerly deHavilland Inc.) Model Otter DHC-3 airplanes that have turbine engines installed per one of three supplemental type certificates (STC). This AD prohibits you from operating any affected airplane with these engine and propeller configurations unless a new STC for an elev…

    Federal Register →
  • Nov 5, 2003

    Airworthiness Directives; Bombardier Inc. Model Otter DHC-3 Airplanes

    The FAA proposes to adopt a new airworthiness directive (AD) for certain Bombardier Inc. (formerly deHavilland Inc.) Model Otter DHC-3 airplanes that have turbine engines installed per one of three supplemental type certificates (STC). This proposed AD would prohibit you from operating any affected airplane with these engine and propeller configurations unl…

    Federal Register →
  • Aug 27, 1998

    Airworthiness Directives; Bombardier Inc. Model Otter DHC-3 Airplanes

    This amendment adopts a new airworthiness directive (AD) that applies to certain Bombardier Inc. (formerly deHavilland Inc) Model DHC-3 (Otter) airplanes that have been modified in accordance with A.M. Luton Supplemental Type Certificate (STC) No. SA3777NM. This AD requires modifying the airplane's electrical system. The actions specified by this AD are int…

    Federal Register →
  • Apr 13, 1998

    Airworthiness Directives; deHavilland Inc. Model Otter DHC-3 Airplanes

    This document proposes to adopt a new airworthiness directive (AD) that would apply to certain deHavilland Inc. (deHavilland) Model Otter DHC-3 airplanes modified by supplemental type certificate (STC) No. SA3777NM. The proposed action would require modifying the airplane's electrical system. The actions specified by the proposed AD are intended to prevent…

    Federal Register →
  • Apr 26, 1996

    Airworthiness Directives; Hartzell Propeller Inc. HC-A3V, HC-B3M, HC-B3T, HC-B4M, HC-B4T, and HC-B5M Series Propellers

    This document proposes the adoption of a new airworthiness directive (AD) that is applicable to Hartzell Propeller Inc. (Hartzell) HC-A3V, HC-B3M, HC-B3T, HC-B4M, HC- B4T, and HC-B5M series propellers. This proposal would require hub replacement over a 10-year time period with a concurrent blade and blade clamp inspection. This proposal is prompted by repor…

    Federal Register →

04 /  Service Difficulty Reports

FAA SDR filings

The FAA does not currently expose a public API for Service Difficulty Reports. We do not back-fill or paraphrase. Search the FAA SDR portal directly →

05 /  Sources & Methodology

Every fact on this page links to its primary US-government source

We render only what the agency publishes. Found a factual error? Report it → We acknowledge within 5 business days and resolve within 14.