Reference

The aviation aftermarket, defined in plain English.

The terms that decide whether a part sells, at what price, and how quickly — written for the commercial side of the business rather than the manual.

OPERATIONS

AOG means an aircraft is grounded and cannot fly until a part or repair is supplied, making the requirement urgent and commercially sensitive.

MRO covers the organisations and activities that maintain, repair and overhaul aircraft, engines and components.

An RFQ is a buyer's request for price, availability and lead time on one or more aircraft parts or repair services.

PMA is an FAA approval allowing a company other than the original manufacturer to produce and sell an approved replacement part.

FAA Form 8130-3 is the airworthiness approval tag that certifies a part's conformity and eligibility for installation under FAA rules.

EASA Form 1 is the European authorised release certificate confirming that a part has been produced or maintained by an approved organisation.

Traceability is the documented history of a part from manufacture through every owner, repair and release event.

Condition codes describe the physical and certification state of an aircraft part, from new to as-removed, and drive both price and eligibility.

A serviceable part has been inspected or maintained by an approved organisation and is certified as fit for installation on an aircraft.

An exchange supplies a serviceable unit immediately in return for the customer's removed unit, typically with a fee reflecting the work required.

An alternate or superseding part number is an approved substitute for the requested part, eligible for the same application.

ATA chapters are a standard numbering system that classifies aircraft systems and components for documentation and inventory.

Turn time is the elapsed time between a unit arriving at a repair facility and being released back to the customer.

The aviation aftermarket is the market for parts, repairs and services supporting aircraft after delivery, distinct from original manufacture.

See how these terms play out in practice across Avilinkr solutions.

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