Glossary

as-maintained record

An as-maintained record documents the actual condition and configuration of an asset after maintenance activity.

Core Aerospace Operations Execution Aerospace MRO Execution and Traceability Traceability and Genealogy

An as-maintained record is a record of the actual condition, configuration, and maintenance status of an asset after maintenance, repair, overhaul, inspection, or modification activity. It shows what is true about the item after work has been performed, including changes from its prior or original condition.

In manufacturing, aerospace, and other regulated or quality-sensitive environments, an as-maintained record commonly links asset identity, serial or lot information, installed parts, removed parts, inspections, repairs, nonconformances, test results, approvals, and release information. It is used to support traceability across MRO workflows, quality records, configuration control, and downstream operational decisions.

An as-maintained record should not be confused with an as-built record, which describes how an item was originally produced, or an as-designed record, which describes the intended engineering definition. The as-maintained record reflects the maintained state of the asset at a point in time.

Aerospace MRO routing is usually more complex because the work cannot be fully defined in advance. Actual condition, inspection findings, service bulletins, part availability, approvals, and repair limits can all change the path mid-job. That creates more branching, rework loops, traceability demands, and coordination across legacy ERP, MES, QMS, and maintenance systems.

How long does a typical aerospace MRO pilot project take?

Most aerospace MRO digital pilots run 3–9 months from kickoff to close‑out, depending on scope, data readiness, approvals, and integration depth. Shorter 6–8 week “sandbox” trials are possible, but anything touching live workscopes, traceability, or integrations usually extends due to validation, customer approvals, and change control.

How can tribal knowledge from OEMs be transferred effectively to MRO and suppliers?

OEM tribal knowledge transfers best when it is converted into controlled, configuration-specific work content, training evidence, inspection criteria, and feedback loops. It is not solved by sending manuals alone, and it depends on IP rights, export controls, validation, and integration with existing MES, PLM, QMS, and MRO systems.

What MRO data should be linked to original production records?

Link MRO records that change, verify, explain, or rely on the original as-built condition: asset identity, configuration, inspections, repairs, parts consumed, nonconformances, approvals, test results, and release records. The exact scope depends on program, customer, regulatory, and system constraints.

Related Glossary