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Vocabulary practice flashcards covering aircraft maintenance forms, records, regulations (14 CFR Parts 21, 23, 43, 91), FAA Form 337, Airworthiness Directives, and Type Certificate Data Sheets.
Airworthiness Directives (ADs)
Regulatory notices issued by the FAA primarily to correct unsafe conditions, which notify aircraft owners and operators of hazardous defects and prescribe the conditions under which the product may continue to be operated.
Maintenance Record Signature Effect
The signature of an authorized individual verifying that work performed satisfactorily on an aircraft constitutes approval for return to service only for the work performed.
Appliance Major Repair
A major repair classification applied to components, exemplified by the overhaul of a hydraulic pressure pump.
Airframe Major Repair
Structural maintenance actions that alter primary load-bearing elements or characteristics, such as repairing portions of skin sheets by making additional seams or repairing a buckled spar.
FAA Form 337
The official Federal Aviation Administration form used to record and document major repairs and major alterations on U.S. registered aircraft.
FAA Form 337 Attached Sheet Information
The additional identifying details required on extra continuation sheets for FAA Form 337, consisting of the aircraft nationality and registration mark, and the date the work was accomplished.
Mechanic Certification on FAA Form 337
The certification made by a mechanic without an Inspection Authorization (IA) signing the appropriate block on FAA Form 337, certifying that the work was performed in accordance with the requirements of 14 CFR Part 43.
FAA Form 337 Copies and Disposition
A two-copy requirement following a repair or alteration: one copy is provided to the aircraft owner and one copy is submitted to the FAA.
Heli-Coil Replacement Record Entry
A maintenance record entry specifying that damaged inserts were extracted, tapped holes gaged, new standard inserts installed, and tangs removed.
Control Cable Wear Action Threshold
The maintenance action required when a control cable exhibits approximately 20% wear on individual outer wires at a fairlead: removal and replacement of the cable followed by system rerigging.
Aluminum Alloy Tubing Dent Repair
The correct corrective action for a 0.125-inch deep dent in a straight section of 1/2-inch aluminum alloy tubing: removing the dented section and replacing it with identical new tubing flared to 37∘.
Tubular Steel Cluster Dent Repair
The proper repair method for a tubular steel structure dented at a cluster, accomplished by welding a reinforcing plate over the dented area.
Maintenance Record Format Standard
A regulatory standard specifying that any format may be used for maintenance records, provided it maintains record continuity and includes all required information.
14 CFR Part 91 Aircraft Total Time Recording
The requirement that aircraft total time-in-service must be recorded after satisfactorily completing inspections (such as 100-hour, annual, or progressive inspections), but is not required in routine maintenance entries.
Temporary Maintenance Records (14 CFR Part 91)
Records of maintenance, alterations, preventive maintenance, 100-hour, annual, and progressive inspections that must be retained for at least one year or until the work is repeated or superseded.
Permanent Maintenance Records (14 CFR Part 91)
Records that must be retained and transferred with the aircraft upon sale, including total time-in-service, current status of life-limited parts, time since overhaul, and current status of applicable ADs with next due dates and times.
Inspection Discrepancy List
A signed notice delivered to an aircraft owner or operator stating that, except for the specific discrepancies listed, the inspected aircraft or item is airworthy.
Reconstruction of Lost Maintenance Records
The process of recovering missing aircraft records, which fundamentally requires establishing the total time-in-service of the airframe.
Return to Service Entry Elements
The mandatory information entered upon completing maintenance or alteration: a description (or reference to acceptable data) of work performed, date of completion, name of the person performing the work (if someone else), signature, certificate number, and kind of certificate held.
Aircraft Maintenance Records Upkeep Responsibility
The regulatory burden of ensuring required aircraft maintenance records are maintained and retained, which belongs primarily to the aircraft owner.
Approved Data Status for Major Alterations
The rule requiring that technical data used as a basis for approving major repairs or alterations for return to service must be FAA-approved prior to its use.
Supplemental Type Certificate (STC)
An FAA approval authorizing a major change in aircraft type design that may be issued to more than one applicant for the same design change, provided each applicant proves compliance with airworthiness regulations.
Primary Responsibility for AD Compliance
The legal obligation to ensure compliance with all applicable Airworthiness Directives, which rests with the aircraft owner or operator.
Type Certificate Data Sheet (TCDS)
An FAA technical specification document containing critical aircraft parameters including datum location, control surface movements, placards, and allowable engine-propeller combinations.
Aircraft Listing
An FAA technical publication containing specifications for older aircraft models manufactured under a type certificate of which fewer than 50 remain on the FAA Aircraft Registry or in service.
14 CFR Part 21
The Federal Aviation Regulation governing certification procedures for products and parts, including the issuance of Airworthiness Certificates.
Domestic Sale Airworthiness Certificate Transfer
The statutory requirement that the Airworthiness Certificate is transferred with the aircraft at the time of sale.
14 CFR Part 23
The Federal Aviation Regulation establishing airworthiness standards and instrument range markings for airplanes certificated in the normal category.
Aluminum Propeller Minor Repair Privilege
The regulatory privilege permitting a certificated powerplant mechanic to perform a minor repair on an aluminum propeller and approve it for return to service.
Acceptable vs. Approved Technical Data
The distinction where publications like AC 43.13-2A serve only as acceptable guidance, whereas ADs, TCDS, TSOs, and STCs constitute FAA-approved data.
AD Maintenance Recording Responsibility
The specific recording duty of the person performing an Airworthiness Directive: making an entry in the maintenance record of that equipment.
ATA Specification No. 100
An industry standard established by the Air Transport Association of America for organizing and presenting technical data uniformly in maintenance manuals.
Aviation Maintenance Alerts
FAA advisory publications that provide information regarding service difficulties, defect trends, and suggested corrective actions.
AD Compliance Statement
The mandatory section of an Airworthiness Directive specifying the exact deadline or interval for compliance, such as 'Required within the next 25 hours time-in-service after the effective date of this AD, unless already accomplished.'
AD Recurring Interval Time Calculation
The calculation determining remaining hours before a recurring AD inspection is due; for an initial compliance at 454 hours with a 200-hour recurring interval on an aircraft at 468 hours, 186 hours remain ([454+200]−468=186).