# SDR DALA1013876311

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 21, 2010
- Submitted: June 22, 2010
- Operation: Air carrier
- Aircraft: N671US
- Make and model: Boeing 747451
- Aircraft serial: 26477
- Aircraft time: 50,397 hours, 6,384 cycles
- Engine: Pwa PW4056
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Cracked
- Location: Bs 1700-1720
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA1013876311

## Discrepancy

DURING M-CHECK FOUND CRACK IN INTERCOSTAL UPPER ANGLE BETWEEN BS 1700-1720 RBL 65. REPAIRED IAW SRM 51-10-02, SRM 51-40-02 & DWG 65B08914.

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