# SDR DL72S991812

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N421DA
- Make and model: Boeing 727232
- Aircraft serial: 21274
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: L1 Doorway
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL72S991812

## Discrepancy

FOUND ON F1 LETTER CK, .375 INCH CRACK AT L-1 DOOR UPPER HINGE CUTOUT ON THE FUSELAGE.  REPAIRED PER MM 53-30-3.

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