# SDR ASAA2026020864519

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2026
- Submitted: February 25, 2026
- Operation: Air carrier
- Aircraft: [N494AS](https://openairdocs.org/aircraft/N494AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41729
- Aircraft time: 8 hours, 7 cycles
- System (JASC): [5340 · Fuselage Main, Attach Fittings](https://openairdocs.org/jasc/5340)
- Part: Attach Angle
- Part number: 146A812553
- 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/ASAA2026020864519

## Discrepancy

WEB & SHIELD ATTACH ANGLE FWD OF DOOR CUT OUT AFT PIT IS CORRODED. GROUNDED - YES. REMOVED CORROSION, MAX MAT LOSS .012 FOUND TO BE OUT OF LIMITS REMOVED AND REPLACED IAW B737-900ER SRM 53-60-15-1A-1, SRM 51-40-05, SRM 51-40-02W- .450" O- .050 R- .038 ;- 60" D- .012.

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