# SDR KCSA201203081026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2012
- Submitted: March 8, 2012
- Operation: Air carrier
- Aircraft: N792CK
- Make and model: Boeing 747212F
- Aircraft serial: 24177
- Aircraft time: 79,700 hours, 14,814 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stiffener
- Condition: Cracked
- Location: Rt Mlg Ww
- 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/KCSA201203081026

## Discrepancy

REAR SPAR STA 1241 RT FWD W/W, SECOND STIFFENER I/B OF BULKHEAD FITTING HAS A 1.5" CRACK AT UPPER END.

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