# SDR DALA1217306304

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2012
- Submitted: April 11, 2012
- Operation: Air carrier
- Aircraft: N664US
- Make and model: Boeing 747451
- Aircraft serial: 23819
- Aircraft time: 94,936 hours, 11,946 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- 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/DALA1217306304

## Discrepancy

STA 1160, S-9R FOUND FRAME CRACK AFTER REMOVE FRAME DOUBLER FOR NRC 240-050.  ENTERED AND DEFERRED FOR SDR REPORTING.  STA 1160 S-9R FRAME CRACKED AREA REPAIRED AS PER B747-400 SRM 53-40-07 REPAIR 3 FIG 201.

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