# SDR DL72S011333

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2001
- Submitted: August 16, 2001
- Operation: Air carrier
- Aircraft: N538DA
- Make and model: Boeing 727232
- Aircraft serial: 22076
- Aircraft time: 61,006 hours, 45,091 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Beam
- Part number: 65C13874
- Condition: Cracked
- Location: Fuselage
- 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/DL72S011333

## Discrepancy

INSPECTION OF THE VENTRAL STAIRWAY TORQUE BOX STRUCTURE PER BAC S/B 727-53-0129 AND AD 94-07-08 REVEALED TYPICAL CRACKS IN THE RT HORIZONTAL BEAM AT FS 1263 & 1273.  THE CRACKED STRUCTURE WAS REMOVED AND REPLACED WITH NEW STRUCTURE PER   ER/A 381539-14AD.

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