# SDR CALA2019102981836

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2019
- Submitted: October 29, 2019
- Operation: Air carrier
- Aircraft: [N17104](https://openairdocs.org/aircraft/N17104), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27294
- Aircraft time: 95,997 hours, 22,875 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Part number: 654N0244
- Condition: Corroded
- Location: Bs 1825
- 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/CALA2019102981836

## Discrepancy

(B757-53-3-0592) SEVERAL AREAS OF CORROSION BETWEEN APU AIR INLE T HOUSING AND FUSELAGE CUTOUT AS VIEWED THRU ACCESS 311AL. REF S T-SAA NR 0074479. FOUND CORROSION REMOVAL OUT OF LIMITS IAW B757-2 SRM 53-80-05 AT STA 1825 TO 1791 S-3R L=7.0 W=1.0 D=.015, S-6R L=4.0  W=1.0 D=. 060. REMOVED AND INSTALLED 2EA NEW ANGLES PN 148N3152-1 AND 654N 0244-620 IAW DWG 148N3105.

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