# SDR SWAA2023020291272

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 2023
- Submitted: February 2, 2023
- Operation: Air carrier
- Aircraft: N405WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27893
- Aircraft time: 71,985 hours, 42,752 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- 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/SWAA2023020291272

## Discrepancy

CORROSION WEB - INTERCOSTAL PLATE RBL21.00 LOCATED BS767 TO BS 787 AND WL156 AFT CARGO COMPARTMENT 2023-36554<[01] REPLACED WEB - INTERCOSTAL LOCATED RBL21.00 BS767 TO BS 787 AND WL156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; SRM 51-10-02 Ï¿½TEM 9 AND DWG 146A0081 SHEET: 31 REV:-<BR>SEE INDIVIDUAL SIGN OFFS BELOW.;[02] CERTIFIED STEP 1; COMPLETED <BR>ITEM RII

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