# SDR CALA2026080918408

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2026
- Submitted: August 10, 2026
- Operation: Air carrier
- Aircraft: [N12125](https://openairdocs.org/aircraft/N12125), registered now
- Make and model: Boeing 757224
- Aircraft serial: 28967
- Aircraft time: 101,036 hours, 24,250 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 148N3B82
- Condition: Corroded
- Location: Zone 100
- 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/CALA2026080918408

## Discrepancy

EXTERNAL FUSELAGE, APU INLET CUTOUT EXTERNAL, HAS EVIDENCE OS CORROSION AT BS 1825, S6R AND BY BS 1787, S3R.   PERFORMED REPAIR AT APU INLET CUTOUT STA 1825 IAW SRM 5 3-80-15-2R-1, REPLACED FWD STRAP AT BS 1787 BTW S3-6R, 2 EA SUPPORT ANGLES BTW BS 1825 - 1787, STR 3R & STR 6R,  BRACKETS IAW SRM 51-40-02 OG-0, AND DWG 148N3105. RESTORED SURFACE PROTECTION IAW AMM 51-21-15-370-801.

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