# SDR SWAA2022032547881

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 2019
- Submitted: May 16, 2022
- Operation: Air carrier
- Aircraft: [N8621A](https://openairdocs.org/aircraft/N8621A), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36917
- Aircraft time: 21,611 hours, 9,427 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Channel
- Condition: Corroded
- Location: Aft Cargo Compt
- 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/SWAA2022032547881

## Discrepancy

***CORROSION*** AFT CARGO PIT Z CHANNEL R/H SIDE FROM BS 767 TO 727F RBL 25 WL 156 HAS CORROSION / CORROSION AFT CARGO PN-'Z' CHANNEL R/H SIDE FROM BS 767 TO 727 E+12 RBL 25. WL 156 OUT OF LIMITS REMOVED AND REPLACED 'Z' CHANNEL I-A-W SRM 57-40-02-0G-0 AND BOEING DRAWING# 146A7502. SEE DETAIL ON SA-M 326. MATERIAL USED BAC 1496-377 #7075T62 PO# 757209. SPLICE LOCATED AT STA 727E+10

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