# SDR SWAA2022022100532

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 3, 2018
- Submitted: February 21, 2022
- Operation: Air carrier
- Aircraft: N777QC
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 30592
- Aircraft time: 63,466 hours, 37,367 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Aft Cargo Bay
- 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/SWAA2022022100532

## Discrepancy

***CORROSION*** ACB STA 947 FRAME HAS CORROSION AT LBL 9 / REMOVED CORROSION ON ACB BS 947 FRAME LBL 9; 5' X 1.2'; .005' MAX DEPTH; ORIGINAL THICKNESS .063'. OUT OF LIMITS PER SRM 53-00-07; ALLOWABLE DAMAGE 1; FIG 102; DETAIL C. REWORKED AREA PER ER 18-03331 REV IR AND EA 1-753-33002 REV IR

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