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While accomplishing an airworthiness directive on a JT8D low pressure turbine spacer the failed part was sent to the vendor and not to the carrier engineering department as required by the airworthiness directive.
| Attributes | |
| ACN | 460798 |
| Time | |
| Date | 199912 |
| Day | Fri |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B737-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : maintenance ground : parked |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : inspector |
| Qualification | technician : airframe technician : powerplant technician : inspection authority |
| Experience | maintenance supervisor : 39 |
| ASRS Report | 460798 |
| Events | |
| Anomaly | aircraft equipment problem : less severe non adherence : far non adherence : published procedure |
| Independent Detector | other other : 1 |
| Resolutory Action | none taken : unable |
| Consequence | other other |
| Factors | |
| Maintenance | contributing factor : work cards performance deficiency : inspection performance deficiency : testing |
| Supplementary | |
| Problem Areas | Maintenance Human Performance Chart Or Publication |
| Primary Problem | Maintenance Human Performance |
Narrative:
Airworthiness directive 91-24-14 check for compliance on a 4 1/2 carbon seal spacer. Spacer failed the rockwell hardness test and was removed from service. At that point it was inadvertently sent to the vendor instead of being sent to the carrier engineering department.
Original NASA ASRS Text
Title: WHILE ACCOMPLISHING AN AIRWORTHINESS DIRECTIVE ON A JT8D LOW PRESSURE TURBINE SPACER THE FAILED PART WAS SENT TO THE VENDOR AND NOT TO THE CARRIER ENGINEERING DEPT AS REQUIRED BY THE AIRWORTHINESS DIRECTIVE.
Narrative: AIRWORTHINESS DIRECTIVE 91-24-14 CHK FOR COMPLIANCE ON A 4 1/2 CARBON SEAL SPACER. SPACER FAILED THE ROCKWELL HARDNESS TEST AND WAS REMOVED FROM SVC. AT THAT POINT IT WAS INADVERTENTLY SENT TO THE VENDOR INSTEAD OF BEING SENT TO THE CARRIER ENGINEERING DEPT.
Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.