Aviation glossary · Limits and countersOn-condition
OC
A maintenance policy where a component stays in service as long as it passes defined inspections or tests, with no fixed removal interval.
Why it matters
There is no date to watch, so the control is the inspection itself. If the inspection result is not recorded against the component, the policy has no evidence behind it.
In AerSynx
Component status carries the policy and its last result, so an on-condition item is not simply an item with no due date. Component Status →