# SDR AALA991928

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N872AA
- Make and model: Boeing 727223
- Aircraft serial: 21384
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Bs 600
- 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/AALA991928

## Discrepancy

TUL - STA 600 FRAME CRACKED AT UPPER FASTENER FOR INTERCOSTAL OF STR 28L (MARKED).  STOP DRILLED CRACK, INSTALLED 2 INCH BY 1 INCH BY .063 INCH 7075T6 REPAIR ANGLE WITH 43.1875 INCH HILOCKS PER SRM 51-40-3.  TST:  59,544 HOURS.  CYCLES:  36,249.  (X)

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