# SDR CKSA97414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N708CK](https://openairdocs.org/aircraft/N708CK), registered now
- Make and model: Boeing 747269B
- Aircraft serial: 21543
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Bs 620
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CKSA97414

## Discrepancy

DURING ROUTINE C1-12 CHECK INSPECTION, FOUND C1 BILGE FS620 FRAME RBL45 UPPER CHORD CRACKED (CARGO FLOOR).  INSTALLED DOUBLER REPAIR IAW B747 SRM 51-40-03 FIG 4 NON-ROUTINE TASK CARD NUMBER 108375.

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