# SDR CALA2026101920457

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 11, 2026
- Submitted: October 19, 2026
- Operation: Air carrier
- Aircraft: [N23708](https://openairdocs.org/aircraft/N23708), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28769
- Aircraft time: 85,743 hours, 31,800 cycles
- System (JASC): [5230 · Cargo/Baggage Doors](https://openairdocs.org/jasc/5230)
- Part: Skin
- Part number: 143A61121
- Condition: Damaged
- Location: Zone 800
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026101920457

## Discrepancy

"PER CUSTOMER REQUEST" RE-SKIN AFT CARGO DOOR DUE TO MANY EXISTING DMG'S AND PREVIOUS REPAIRS.   REMOVED AFT CARGO DOOR EXTERNAL SKIN, FABRICATED, LOCATED, DRILLED AND COUNTERSINK NEW SKIN, APPLIED ALODINE AND PRIMER, INSTALLED NEW SKIN, APPLIED FILLET SEAL AND LEVELING COMPOUND, RESTORED PAINT IAW B737-700 SRM 52-30-01-2R-3, 51-40-05-0G-0, 51-40-08-0G-0, 51-20-01-0G-0, SOPM 20-41-02, AMM 51-31-00-390-804, 51-21-99-300-801, DWG 146A6110 REV C PAGE 35, DWG  1110DD15445 REV C. AND ECRA 5235-01015.

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