# SDR EIA2000156

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 21, 2000
- Submitted: December 28, 2000
- Operation: Air carrier
- Aircraft: N482EV
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 20713
- System (JASC): [5743 · Wing, Landing Gear Attach Fittings](https://openairdocs.org/jasc/5743)
- Part: Fitting
- Condition: Corroded
- Location: Lt Wing Ww
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIA2000156

## Discrepancy

HAECO-HKG - DURING REPLACEMENT OF LEFT FORWARD OVERWING LONGERON IN LEFT WLG W/W, FOUND LONGERON ATTACH HORIZONTAL WEB HEAVY CORROSION AT BS 1301.  CORROSION REMOVED PER SRM 51-10-01.  BLEND OUT CORROSION DEPTH .08 INCH, WIDTH 4 INCHES, LENGTH 3 INCHES OUT OF SRM 53-10-01 LIMITS.  REPAIRED LEFT LONGERON HORIZONTAL WEB PER SRM 51-40-02 FIG 1 AND HAECO SRWS 916878.  (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.