# SDR DHLA201100054

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2011
- Submitted: May 6, 2011
- Operation: Air carrier
- Aircraft: [N805DH](https://openairdocs.org/aircraft/N805DH), registered now
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 46125
- Aircraft time: 87,589 hours, 32,560 cycles
- System (JASC): [5540 · Rudder Structure](https://openairdocs.org/jasc/5540)
- Part: Stiffener
- Condition: Cracked
- Location: Rudder
- 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/DHLA201100054

## Discrepancy

RUDDER L/E STIFFENER CRACKED 2" STA ZR 105.000.  REMOVED CRACKED STIFFENER IAW SRM 51-1-21, SRM 51-3-0. FABRICATED STIFFENER IAW SRM 55-6-1 PG 4. HEAT TREATED STIFFENER FROM 2024"0" TO 2024T4 IAW SRM 51-1-1 PG 1-13-17. CLEANED, TREATED AND PRIMED AREA & STIFFENER IAW SRM 51-1-8B. INSTALLED NEW STIFFENER IAW SRM 51-1-21.

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