# SDR SWAA2024070190193

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2024
- Submitted: July 1, 2024
- Operation: Air carrier
- Aircraft: [N8574Z](https://openairdocs.org/aircraft/N8574Z), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 63588
- Aircraft time: 19,849 hours, 10,149 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Part number: UNKNOWN
- Condition: Corroded
- Location: Aft Cargo
- 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/SWAA2024070190193

## Discrepancy

AFT CARGO COMPARTMENT RH TRANSITION ANGLE BETWEEN STA.747-767; RBL 21-RBL 22 HAS SURFACE CORROSION.(MARKED<[01] REMOVED CORROSION PER SRM 53-00-53-1A-2 (0.037' REMAINING THICKNESS). TRANSITION ANGLE (SIDEPLATE) IS OUT OF LIMITS PER SRM 53-00-53-1A-2.;[02] REMOVED TRANSITION ANGLE BETWEEN STA. 747 AND 767 IAW SRM 51-40-02.;[03] DRILLED AND COUNTERSINK NEW TRANSITION ANGLE IAW SRM 51-40-05;[04] OK TO INSTALL NEW PART;[05] REMOVED AND REPLACED TRANSITION ANGLE RH BETWEEN STA. 747-67 RBL 21-RBL 22 IAW SRM 51-40-02.;[06] C/W INSPECTION;[07] C/W INSPECTION

---
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.