# SDR 99ZZZX3428

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N361KP
- Make and model: Boeing 727225
- Aircraft serial: 20627
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Cracked
- Location: Bs 1333
- 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/99ZZZX3428

## Discrepancy

DURING ACCOMPLISHMENT OF ROUTINE 'C' CHECK WORK CARD, FOUND A CRACK AT LIGHTENING HOLE IN LOWER RT TORQUE BOX, SECOND LOWER HOLE FROM FRONT, FS 1333 RT.  STOP DRILLED HOLE PER SRM 51-10-1.  FABRICATED AND INSTALLED REPAIR DOUBLER PER SRM 51-40-2.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.