# SDR SWAA2022041488778

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2022
- Submitted: April 14, 2022
- Operation: Air carrier
- Aircraft: [N920WN](https://openairdocs.org/aircraft/N920WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32460
- Aircraft time: 45,982 hours, 27,487 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Strap
- Condition: Corroded
- Location: Aft Cargo
- 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/SWAA2022041488778

## Discrepancy

AFT CARGO FLOOR STRAP HAS CORROSION ALONG ITS SURFACE BETWEEN BS 767 TO BS 787. / [01] REMOVED CORROSION AT AFT CARGO FLOOR STRAP FROM STA 767 +4 AS PER B737-700 SRM 51-10-02-0G-0 EXFOLIATING CORROSION FOUND AT CORRODED AREA FOUND TO BE OUT OF LIMITS AS PER B737-700 SRM 53-00-53-1A-2 FIG 103 DETAIL A; B; C; D;;[02] VERIFIED AMT STEP 1.;[03] RECEIVED NEW FLOOR STRAP PART #146A9401-4 TO BE INSTALLED ON ITEM #TTG8Q004DKZ6;[04] VERIFIED STEP 3...

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