# SDR DALA13042320861

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 25, 2013
- Submitted: August 31, 2013
- Operation: Air carrier
- Aircraft: N770NC
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 47758
- Aircraft time: 79,702 hours, 77,191 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Strap
- 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/DALA13042320861

## Discrepancy

FOUR FASTENERS HAVE CRACK INDICATIONS BELOW STRINGER 3R AT BS 229.  REMOVED FASTENERS IAW PRI 518144-14AD, REV O. PERFORMED BHEC AND HFEC IAW STEPS 3 AND 4 OF PRI 518144-14AD, REV O.  FOUND FWD FASTENER HOLE CRACKED SPLICE STRAP WITH BHEC, OTHER 3 FASTENER HOLES NO ITEMS STEPPED UP FWD FASTENER HOLE .0156. C/W BHEC OF FWD FASTENER HOLE IAW PRI 518144-14AD, REV O, NO DEFECTS FOUND.  INSTALLED FASTENER IAW STEP 7, PRI 518144-14AD, REV 3. COMPLETED PERMANENT REPAIR IAW ER/A 518144-14AD REV ORIGINAL.

---
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.