# SDR TSAA0251096

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 29, 2002
- Submitted: April 16, 2002
- Operation: Air carrier
- Aircraft: [N818AL](https://openairdocs.org/aircraft/N818AL), registered now
- Make and model: Boeing 737230
- Aircraft serial: 22117
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Part number: 6545819
- Condition: Cracked
- Location: Nlg Ww
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TSAA0251096

## Discrepancy

FOUND CRACK ON UPPER BULKHEAD IN THE NOSE WHEEL WELL.  TRIMMED OUT CRACK ENSURING A .50 INCH MINIMUM RADIUS.  VERIFIED CRACK REMOVED USING HFEC METHOD AND MADE A .040 INCH INSURANCE CUT.  FABRICATED A FILLER FROM .050 INCH, A DOUBLER FROM .063 INCH AND TWO TAPPERED FILLERS AS SHOWN IN FIGURE 1 WITH A 50:1 TAPER RATION FROM 2024-T3 CLAD SHEET.  INSTALLED ALL REPAIR PARTS IAW FIGURE 1.  VERIFIED 8110-3 RECEIVED FROM BOEING.  REPAIR COMPLETED IAW ECO 3194.  AIRCRAFT RETURNED TO SERVICE.  (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.