# SDR SWAA2023020289097

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2023
- Submitted: February 2, 2023
- Operation: Air carrier
- Aircraft: [N8519R](https://openairdocs.org/aircraft/N8519R), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36910
- Aircraft time: 20,262 hours, 9,764 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Shield
- Part number: NOTENTERED
- Part serial: NOTENTERED
- 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/SWAA2023020289097

## Discrepancy

CORROSION AFT CARGO BAY SHIELD AFT OF CARGO DOOR HAS MULTIPLE AREAS AROUND NUT PLATE HOLES BS847 TO BS867 RBL22 WL163.5<[01] UPDATED MEASUREMENT TABLE FOR PICTURE OF CORROSION ATTACHED STEP 20;[02] CORROSION ON SHIELD WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM.;[03] VERIFIED CORRECTIVE ACTION 2 AND THE MEASUREMENT TABLE.;[04] REMOVED ACB SHIELD AFT OF DOOR; BS847-867; RBL22; IAW SRM 51-40-02-0G-0.;[05] LOCATED AND DRILLED AFT CARGO BAY SHIELD AFT OF CARGO DOOR BS 847 TO 867 RBL 22 WL 163.5 IAW SRM 51-40-05-0G-0 AND DWG 146A0081;[06] VERIFIED CORRECTIVE ACTION 5.;[07] INSTALLED AFT CARGO BAY SHIELD AFT OF CARGO DOOR BS 847 TO 867 RBL 22 WL 163.5 IAW SRM 51-40-05-0G-0 AND DWG 146A0081;[08] VERIFIED CORRECTIVE ACTION STEP 7.;[09] VERIFIED MEASUREMENT TABLE AND TASK CARD COMPLETE.

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