# SDR SWAA2022031072922

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 15, 2022
- Submitted: March 10, 2022
- Operation: Air carrier
- Aircraft: [N458WN](https://openairdocs.org/aircraft/N458WN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 33857
- Aircraft time: 60,475 hours, 35,929 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 655486221
- Condition: Corroded
- Location: Cabin Floor
- Stage of operation: UK
- 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/SWAA2022031072922

## Discrepancy

CORROSION FLOOR STRUCTURE INTERCOSTAL-SEAL AT BST 1016 MORE 7 INCH ;WL 208.1 AT LEVEL STR 17 RH AND BETWEEN RBL 8.0 TO RBL 16 AT PASSENGER CABIN 2022-55868 / [01] REPLACED INTERCOSTAL SEAL FLOOR STRUCTURE AND FASTENERS AT BST 1016 MORE 7 INCH ;WL 208.1 AT LEVEL STR 17 RH AND BETWEEN RBL 8.0 TO RBL 16 AT PASSENGER CABIN IAW B737-700 SRM 51-10-02 PARAGRAPH 9;SRM 51-40-02 AND DWG 148A0922 SHEET 11 REV - . SEE INDIVIDUAL SIGN OFFS BELLOW .;[02] REPLACED INTERCOSTAL SEAL FLOOR STRUCTURE AND FASTENERS AT BST 1016 MORE 7 INCH ;WL 208.1 AT LEVEL STR 17 RH AND BETWEEN RBL 8.0 TO RBL 16 AT PASSENGER CABIN IAW B737-700 SRM 51-10-02 PARAGRAPH 9;SRM 51-40-02 AND DWG 148A0922 SHEET 11 REV - <BR>RII ACCOMPLISHED <BR>SEE INDIVIDUAL SIGN OFFS BELLOW .

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