# SDR CKSA97418

- 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): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Cracked
- Location: Bs 1372
- 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/CKSA97418

## Discrepancy

DURING CPCP CHECK INSPECTION FOUND, TWO CRACKS IN FLOORBEAM WEB AT BS1372 LBL113.  REPLACEMENT OF PART IAW B747 SRM 51-10-01 AND 53-11-22 FIG 32 SHT 4 51-30-2.  CORROSION TASK CARD NUMBER C53-210-06 PART 1.  NON-ROUTINE TASK CARD NUMBER 108535.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.