# SDR AALA202203101596

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2022
- Submitted: March 10, 2022
- Operation: Air carrier
- Aircraft: [N829NN](https://openairdocs.org/aircraft/N829NN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 33210
- Aircraft time: 36,337 hours, 14,707 cycles
- System (JASC): [5322 · Fuselage Internal Mounting Structure](https://openairdocs.org/jasc/5322)
- Part: Support Angle
- Condition: Corroded
- Location: Zone 200 - Fuse
- 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/AALA202203101596

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION FOUND ON SILL PLATE SUPPORT ANGLE. LOCATED BETWEEN 308 AND 322, AND STR R18. INSTALLED REPLACEMENT SILL SUPPORT ANGLE PER AARD 51-00-05-1 AND SRM 51-40-02.

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