# SDR CALA2018032801045

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 28, 2018
- Submitted: April 23, 2018
- Operation: Air carrier
- Aircraft: N598UA
- Make and model: Boeing 757222
- Aircraft serial: 28751
- Aircraft time: 71,203 hours, 18,658 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 146N5346
- Condition: Corroded
- Location: Bs 634-750
- 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/CALA2018032801045

## Discrepancy

FWD CARGO FLOOR SUPPORT, BS 634 - 750, LBL 2.9,  HAS CORROSION AROUND NUTPLATES. BLENDED AND FOUND TO BE OUT OF LIMIT IAW SRM 53-00-53, FIG 101, DETAIL V, ALLOWABLE DAMAGE 1.   REPAIRED IAW SRM 53-00-53, FIG 201, REPAIR 1.

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