# SDR SWAA2022032912620

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2019
- Submitted: March 29, 2022
- Operation: Air carrier
- Aircraft: [N7843A](https://openairdocs.org/aircraft/N7843A), registered now
- Make and model: Boeing 737752
- Aircraft serial: 35786
- Aircraft time: 43,308 hours, 22,161 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- 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/SWAA2022032912620

## Discrepancy

AFT CARGO PIT FLOOR PANEL 140BF HAS CORROSION ON UPPER AND LOWER SURFACES STA 727D+6 TO 767+5 LBL24-RBL24 WL 157 / AFT CARGO FLOOR PNL 140BF UPPER AND LOWER SURFACES HAS CORROSION. BLENDED AND REMOVED CORROSION I/A/W SRM 51-10-02-0G-0. 'OUT OF LIMITS' MATERIAL THICKNESS IS .071; MATERIAL LOSS IS .007; MAT REMAINING IS .064 ACCUMULATED DAMAGE OVER 20'. REPLACED PANEL 140BF P/N 453A2610-32 WITH NEW 'A' TAG WN4859 I/A/W BOEING DWG 453A2610 REV:A

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