# SDR SWAA2023041214170
- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2023
- Submitted: April 12, 2023
- Operation: Air carrier
- Aircraft: [N956WN](https://openairdocs.org/aircraft/N956WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36672
- Aircraft time: 38,869 hours, 23,696 cycles
- System (JASC): [5320 ยท Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Attach Angle
- Condition: Corroded
- Location: Zn 100 Fus Lower
- 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/SWAA2023041214170
## Discrepancy
CORROSION ON AFT CARGO BAY FWD DOOR SHIELD TO WEB ATTACH ANGLE AT RBL 21 BS 767+6 WL 155.<[01] NO LIMITS FOR CORROSION ON SHIELD ATTACH ANGLE REPAIR BY REPLACEMENT IAW SRM CH 51-10-02.;[02] REMOVED AFT CARGO BAY FWD DOOR SHIELD ANGLE FROM WEB IAW SRM 51-40-02-0G-0.
LOCATED AND DRILLED NEW ANGLE P/N 146A8125-53 IAW SRM 51-40-05-0G-0. REQ. OK TO INSTALL.;[03] REMOVED AFT CARGO BAY FWD DOOR SHIELD ANGLE FROM WEB IAW SRM 51-40-02-0G-0.
LOCATED AND DRILLED NEW ANGLE P/N 146A8125-53 IAW SRM 51-40-05-0G-0 AND DWG. 146A8123. REQ. OK TO INSTALL.;[04] VERIFIED CORRECTIVE ACTION STEP 3. VERIFIED OK TO INSTALL.;[05] PARTIALLY INSTALLED AFT CARGO BAY FWD DOOR SHIELD TO WEB ATTACH ANGLE IAW SRM 51-40-02-0G-0 AND DWG. 146A8123.;[06] INSTALLED NEW AFT CARGO BAY FWD DOOR SHIELD TO WEB ATTACH ANGLE P/N 146A8125-53 IAW SRM 51-40-02-0G-0 AND DWG. 146A8123.;[07] SIGNED FOR PART;[08] VERIFIED CORRECTIVE ACTION STEPS 5 AND 6. VERIFIED MEASUREMENT TABLE AND TASK CARD COMPLETE.
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