# SDR CALA2025021400365

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2025
- Submitted: February 14, 2025
- Operation: Air carrier
- Aircraft: [N57870](https://openairdocs.org/aircraft/N57870), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 33525
- Aircraft time: 58,493 hours, 17,118 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 146N5448
- Condition: Cracked
- Location: Zone 100
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025021400365

## Discrepancy

(SUPPORT TASK) AFT CARGO FLOOR STRINGER STA 1180 +100 TO 1180+120 RBL 5 IS CRACKED/PUNCTURE. TRANSCRIBED FROM HAECO GSO N R 9286305 REMOVED CUT OUT DAMAGE AREAS (OUT OF LIMITS CRACK) FABRICATED 1180+100 TO 1180+120 RBL. ATTACHED IS SFR 1038409 ALODINED & PRIMED & INSTALLED REPAIR & REPAIR PARTS  IAW SRM 53-60-53, SRM 53-00-53, AT AFT CARGO FLOOR STRINGER STA.

---
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.