# SDR CKSA97220

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 19, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N707CK](https://openairdocs.org/aircraft/N707CK), registered now
- Make and model: Boeing 747269B
- Aircraft serial: 21541
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Bulged
- Location: Rt Mlg Ww
- 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/CKSA97220

## Discrepancy

DURING HARD LANDING INSPECTION, FOUND SEVERAL BULGES ON KEEL BEAM WEB IN RIGHT BODY MLG WELL.  PER BOEING RECOMMENDATION RIGHT WEB (PANEL) WAS REMOVED AND REPLACED (2024-T3) PER BOEING MSG CKF-ORD-97-0024RE DATED 17 APR 97 AND BOEING DRAWING 65B15069-346, PERFORMED HFEC INSPECT TO ALL HOLES AND INSTALLED .015625 INCH OVERSIZE FASTENERS OF LIKE KIND IAW B747 SRM 51-30-02.  BOEING MM 5-51-05.  NON-ROUTINE TASK CARD NUMBER 097903.

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