# SDR SWAA2022030978313

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2019
- Submitted: March 9, 2022
- Operation: Air carrier
- Aircraft: N735SA
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27867
- Aircraft time: 69,690 hours, 40,625 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Intercostal
- Condition: Corroded
- Location: Aft Press Bulkhe
- 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/SWAA2022030978313

## Discrepancy

STA 1016 AFT PRESSURE WEB AT FLOOR LEVEL INTERCOSTAL P/N: 65-54862-17 HAS CORROSION AND IT REQUIRES TO BE FABRICATED / AFTER EVALUATION OF CORRISION AT THE AFT PRESSURE BULKHEAD LOWER LOBE INTERCOASTAL P/N 65-54862-17 BETWEEN LB-0 TO LB2-28 FOUND TO BE OUT OF LIMITS .IAW B737-700 SRM53-80-48-1A-1.REMOVED INTERCOASTAL P/N 65-54862-17.IAWB737-700 SRM 51-40-02.FABRICATIONINTERCOASTAL P/N 65-54862-17.IAW BOEING DWG #148A0922. INSTALLED INTERCOASTAL P/N65-54862-17 AFTER FABRICATION .IAWB737-700 SRM 51-40-02-0G-0.

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