# SDR CALA2025061805678

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 17, 2025
- Submitted: June 18, 2025
- Operation: Air carrier
- Aircraft: [N57864](https://openairdocs.org/aircraft/N57864), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32588
- Aircraft time: 71,824 hours, 22,161 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 141N2002816
- Condition: Corroded
- Location: Zone 200
- 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/CALA2025061805678

## Discrepancy

AFT CARGO FLOOR R/H FRAME CLIP HAS CORR OSION STA 1520, STR 28R - 29R. ESFR ENTRY FOR THIS REPAIR REMOVED CORROSION AT SHEAR TIE AND FOUND OUT OF LIMITS, CORROSIO N EXFOUATED IAW B757-300 SRM 51-10-02, REQUIRE REPLACE, RECEIVED NEW SHEAR TIE P/N: UA-140N2002-816; LOCATED AND DRILLED NEW SHEAR TIE IAW SRM 5-40-05-0G-0; RESTORED SURFACE PROTECTION IAW AMM 51-21-14; INSTALLED NEW SHEAR TIE IAW SRM 51-40-02-0G-0.

---
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.