# SDR CALA2018122432627

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 22, 2018
- Submitted: December 24, 2018
- Operation: Air carrier
- Aircraft: [N19130](https://openairdocs.org/aircraft/N19130), registered now
- Make and model: Boeing 757224
- Aircraft serial: 28970
- Aircraft time: 82,460 hours, 18,168 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Part number: 654N0244620
- Condition: Corroded
- Location: Bs 1790-1822
- 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/CALA2018122432627

## Discrepancy

(B757-53-3-003) AFTER REMOVAL FOUND APU AIR INLET DOOR HOUSING C UT OUT UPPER FUSELAGE ANGLE FROM STA 1790 TO 1822 CORRODED. REF N/R 0032461. REMOVED CORROSION ON ANGLE UPPER AT APU AIR INLET DOOR HOUSING C UT-OUT STA 1790 TO 1822 L=1.9 W=1.0 D=0.022, FOUND TO BE OUT OF LIMITS IAW B757 SRM 53-80-15 AD1 FIG.101 DETAIL II. REMOVED AND REPLACED UPPER FUSELAGE ANGLE P/N 654N0244-620 IAW B757 SRM 51-4 0-02 PAR. 4 PG. 2-3 & PAR. 7 PG. 6-7 AND B757 DWG NO. 148N3105 R EV. C. REF ST-SAA N/R 0032461.

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