# SDR MZZA96071

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N79744
- Make and model: Boeing 727224
- Aircraft serial: 22253
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 65545906
- Condition: Corrosion
- Location: Bs 720
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MZZA96071

## Discrepancy

GUM - DURING B-CHECK, FOUND CORROSION AT LOWER FUSELAGE SKIN BS 720B RAM AIR DOOR CUTOUT AREA.  ITEM CLASSIFIED AS MAJOR REPAIR PER ENGINEERING.  EC/RA 5330-02438 WAS INITIATED AND AUTHORIZED BY BOEING AND FAA DER.  MAINTENANCE REPAIRED CORROSION AREA AS PER EC/RA 5330-02438.  (M)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.