# SDR CKSA98669

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N713CK](https://openairdocs.org/aircraft/N713CK), registered now
- Make and model: Boeing 747-2B4B
- Registry model: [Boeing 747-2B4B](https://openairdocs.org/model/boeing-747-2b4b) (OpenAirDocs)
- Aircraft serial: 21099
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Frame
- Condition: Corroded
- Location: 3r Door
- 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/CKSA98669

## Discrepancy

INSIDE SKIN AFT NR 3 RT DOOR FRAME STA 139 WL 212 RBL 127 HAS 2 X 6 AREA OF EXFOLIATED CORROSION.  REPAIRED IAW D6-41910 PART 1, 747 SRM 53-30-01 DETAIL 2 OF FIG 1, AND ASA AMD-CA-014 SUPP SHT 1.  FOUND DURING ACCOMPLISHMENT OF CARGO CONVERSION, ROUTINE C-CHECK, AND ACCOMPLISHMENT OF CPCP TASK CARDS AT BOEING WICHITA (KIAB).  WORK ORDER NUMBER MO280, TASK CARD NR CKF-CA-007, CPCP TASK CARD NR C53-210-08-02.

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