# SDR SWAA2020061580758

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2020
- Submitted: June 15, 2020
- Operation: Air carrier
- Aircraft: [N286WN](https://openairdocs.org/aircraft/N286WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32471
- Aircraft time: 52,751 hours, 31,274 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Condition: Corroded
- Location: Bs 727e-747
- 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/SWAA2020061580758

## Discrepancy

FOUND AFT CARGO COMPARTMENT.RT SIDE Z CHANNEL FLOOR SUPPORT S-25R BETWEEN STA 727E AND STA 747 RBL 21' AND W.L. 153.5.   EVALUATED CORROSION ON AFT CARGO COMP R/H Z CHANNEL BETWEEN STA 727E AND 747; FOUND EXFOLIATED CORROSION, AREA OUT OF LIMITS PER REF B737 SRM 53-00-53-1A-2; FIG 103 DETAIL D; FEBRICATE AND INSTALL NEW Z CHANNEL.

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