# SDR CKSA98017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N720CK](https://openairdocs.org/aircraft/N720CK), registered now
- Make and model: Boeing 727223
- Aircraft serial: 19487
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Cracked
- Location: Bs 629
- 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/CKSA98017

## Discrepancy

DURING ACCOMPLISHMENT OF AD 94-07-08 S/B 727-157-127 FOUND CRACK LT WING UPPER FWD STRINGER AFT EAR STA629 (INTERNAL). INSTALLED REPAIR PARTS IAW BOEING B727 SERVICE BULLETIN 727-57-A159.  NON-ROUTINE TASK CARD NUMBER 17131.

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