# SDR CKSA97340

- 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): [5414 · Nacelle/Pylon, Plate/Skin](https://openairdocs.org/jasc/5414)
- Part: Skin
- Condition: Cracked
- Location: Nr 4 Pylon
- 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/CKSA97340

## Discrepancy

DURING C1-12 CHECK INSPECTION, FOUND NR 4 PYLON I/B EXT SKIN CRACKED AND FASTNERS LOOSE.  REPAIRED NR 4 PYLON I/B EXT SKIN IAW B747 SB 54-2034, (155PH-H 1100).  C-CHECK WORK CARD NUMBER 7CI4809.  NON-ROUTINE TASK CARD NUMBER 107880.

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