# SDR DHL2001712521

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2001
- Submitted: February 16, 2001
- Operation: Air carrier
- Aircraft: N712DH
- Make and model: Boeing 727-29
- Registry model: [Boeing 727-29](https://openairdocs.org/model/boeing-727-29) (OpenAirDocs)
- Aircraft serial: 19401
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Pressure Panel
- Condition: Cracked
- Location: Mlg Ww
- 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/DHL2001712521

## Discrepancy

C-CHECK, MAIN CARGO MLG WHEEL WELL TOP SURFACE SHOWS 4 CRACKS OF .5 INCH BETWEEN RBL 17 AND RBL 25, STA 910 AND STA 920.  REMOVED FLOOR PANELS, BRACKETS, CLIPS, STRAPS DWG 65-89360-3.  PERFORMED STOP DRILL IAW DWG 65-89360-3.  FABRICATED DOUBLER (ALCLAD 2024, T3, 0.080 INCH; 14 INCH X 32 INCH) IAW DWG 65-89360-3.  CLEANED, TREATED AND PRIMED IAW SEM 51-10-2, PAGE 1 AND 2.  REINSTALLED FLOOR PANELS, BRACKETS, CLIPS, STRAPS IAW DWG 65-89360-3.  REFER TO J/C 7107 FOR OPS CHECK.  (NON-ROUTINE CARD 0412)

---
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.