# SDR DHL2007785031

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 2, 2007
- Submitted: February 11, 2008
- Operation: Air carrier
- Aircraft: N785AT
- Make and model: Boeing 727214
- Aircraft serial: 21691
- Aircraft time: 60,872 hours, 40,673 cycles
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Rib
- Condition: Cracked
- Location: Nr 7 Slat
- 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/DHL2007785031

## Discrepancy

NR 7 SLAT INBOARD RIB AND OUTBOARD RIB FOR SLAT INBOARD TRACK ARE CRACKED.  REMOVED 2 EACH DAMAGED RIBS FROM NR 7 SLAT IAW B-727 SRM 51-30-2.  FABRICATED NEW RIBS IAW B-727 SRM 57-50-2 FIGURE 2 AND 51-20-1.  HEAT TREATED NEW RIBS IAW FAS ENGINEERING REPORT NR 2-37153-801 REV A.  TREATED AND PRIMED NEW RIBS IAW B-727 SRM 51-10-2.  INSTALLED 2 EACH RIBS AT NR 7 SLAT INBOARD TRACK IAW B-727 SRM 51-30-2.

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