# SDR SWAA2022071315085

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2022
- Submitted: July 13, 2022
- Operation: Air carrier
- Aircraft: [N949WN](https://openairdocs.org/aircraft/N949WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36663
- Aircraft time: 38,976 hours, 23,480 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Rail
- Condition: Corroded
- Location: Fwd 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/SWAA2022071315085

## Discrepancy

** CORROSION ** FWD CARGO; AFT BULKHEAD; CENTER PANEL; LWR FLOOR STRAP; AT STA: 500D HAS MULTIPLE SPOTS WITH CORROSION (DOT 25-4). / [01] REMOVED CORROSION AT FWD CARGO AFT BULKHEAD CENTER PANEL ;LOWER FLOOR STRAP STA 500D;FOUND EXFOLIATED CORROSION AND PASS THRU ;FOUND OUT OF LIMITS PER REF SRM 51-10-02-0G-0;RECEIVED NEW RAIL P/N143A9485-35;INSTALLATION WILL BE ACCOMPLISHED ON JOB CARD TTG8Q004BSET.;[02] RECEIVED NEW RAIL ASSY P/N 143A9485-35; NEW RAIL TO BE INSTALLED ON CUSTOMER BAR CODE TTG8Q004BSET;[03] VERIFIED STEP 1 AND 2.

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