# SDR CALA2013100400727

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2013
- Submitted: October 4, 2013
- 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: 40,445 hours, 12,787 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 146N5246U6
- Condition: Corroded
- Location: Fuselage
- 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/CALA2013100400727

## Discrepancy

B757-53-3-0572 R4 DOOR EVIDENCE OF CORROSION ON FLOOR SUPPORT BEAM RBL45.5 BETWEEN BS 1645 & BS 1681 R & R FLOOR BEAM SUPPORT AT RBL 45.5 FROM STATION 1645 TO 1684, R & R IAW B757-300 SRM 51-40-02. FLOOR BEAM SUPPORT FOUND OUT OF LIMITS IAW 757-300 SRM 51-10-02.

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