# SDR SWAA2023030694806

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2023
- Submitted: March 6, 2023
- Operation: Air carrier
- Aircraft: [N955WN](https://openairdocs.org/aircraft/N955WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36671
- Aircraft time: 38,739 hours, 23,607 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Shield
- 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/SWAA2023030694806

## Discrepancy

CORROSION ON AFT CARGO BAY DOOR CUT-OUT AFT SHIELD FROM STA 847+5 TO STA 867; RBL 20 TO 23; WL 162.<[01] UPDATED MEASUREMENTS TABLE;[02] NOT FOUND ALLOWABLE DAMAGE ON THE SRM REPAIR BY REPLACEMENT IAW SRM 51-10-02-0G-0 PARAG 9;[03] VERIFIED STEP 1 AND 2;[04] LOCATED AND DRILLED NEW SHIELD PO# 894227 IAW SRM 51-40-05-0G-0 AND SRM 51-40-08-0G-01;[05] VERIFIED STEP 4.;[06] RII VERIFIED STEP 4.;[07] EDITED MEASUREMENT TABLE

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