# SDR 2003F00447

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2003
- Submitted: July 22, 2003
- Operation: Air carrier
- Aircraft: [N7640U](https://openairdocs.org/aircraft/N7640U), registered now
- Make and model: Boeing 727222
- Aircraft serial: 19913
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Beam
- Condition: Cracked
- Location: Bulkhead
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003F00447

## Discrepancy

AT C-CHECK, FOUND CRACK AT AFT PRESSURE BULKHEAD VERTICAL BEAM, BS 1183, LBL 26.9, WL 260.  STOP DRILLED CRACKS ON AFT PRESSURE BULKHEAD BS 1183, LBL 26.9 VERTICAL BEAM WL 260.  LOCATED/DRILLED -UP KIT NR 65C33556-41 REPAIR ANGLE.  TREATED AND PRIMED REPAIR ANGLE.  INSTLALED KIT NR 65C33556-41 REPAIR ANGLE.  (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.