# SDR DALA2021090805306

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2021
- Submitted: September 8, 2021
- Operation: Air carrier
- Aircraft: [N649DL](https://openairdocs.org/aircraft/N649DL), registered now
- Make and model: Boeing 757232
- Aircraft serial: 24389
- Aircraft time: 90,531 hours, 39,634 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame Angle
- Condition: Corroded
- Location: Bs 1680
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021090805306

## Discrepancy

SHIP 649 CORROSION ON FRAME ANGLE, STA 1680 AT L4 DOOR LOWER SILL AREA. CORRECTIVE ACTION:SUMMARY OF NRC 00632: ANGLE ON STA 1680 AT L4 DOOR LOWER SILL AREA. (W4) WAS REPLACED PER B757-200 SRM. (1937009)

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