# SDR DHL2006770508

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2006
- Submitted: October 18, 2006
- Operation: Air carrier
- Aircraft: N770AT
- Make and model: Boeing 727-2B7
- Registry model: [Boeing 727-2B7](https://openairdocs.org/model/boeing-727-2b7) (OpenAirDocs)
- Aircraft serial: 21953
- Aircraft time: 65,520 hours, 38,347 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- 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/DHL2006770508

## Discrepancy

AFT CARGO COMPARTMENT, BS 970, BETWEEN STR 28R AND 29R, FRAME LWR FLANGE BLOWN-UP WITH CORROSION.  REMOVED FLOOR SUPPORT, VERTICAL STIFFENERS AND ANGLES FOR ACCESS IAW B727 SRM 51-30-2.  CUT OUT DAMAGED AREA AT LWR FRAME FLANGE IAW B727 SRM 53-10-4 FIG 11.  FAB DOUBLER WITH 7075-0, .080, SIZE 4" BY 6" BY 1", PO NR 9002619 IAW B727 SRM 53-10-4 FIG 11.  HEAT TREATED PART FROM 7075-0 TO 7075-T6 IAW FLIGHTSTAR AIRCRAFT SERVICES ENGINEERING REPORT NR 2-37153-801 REV IR.  TREATED AND PRIMED DOUBLER PART IAW B727 SRM 51-10-2.  INSTALLED DOUBLER REPAIR IAW B727 SRM 53-10-4 FIG 11.  INSTALLED FLOOR SUPPORTS, VERTICAL STIFFENER AND ANGLE IAW B727 SRM 51-30-2.

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