# SDR DALA2022100406452

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2022
- Submitted: October 4, 2022
- Operation: Air carrier
- Aircraft: [N810DN](https://openairdocs.org/aircraft/N810DN), registered now
- Make and model: Boeing 737
- Aircraft serial: 31922
- Aircraft time: 28,948 hours, 10,934 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Support
- Condition: Corroded
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2022100406452

## Discrepancy

(LOG 2432303) DURING INSPECTION FOUND CORROSION IN REF NRC 295: CORROSION ON FLOOR SUPPORTS (2EA) STA 947 , LBL 24 AND LBL 51 AT PASSENGER COMPARTMENT. FLOOR SUPPORTS (2EA) STA 947 , LBL 24 AND LBL 51 AT PASSENGER COMPARTMENT WERE REPLACED PER B737-900ER SRM 53-70-51-1A PROCEDURE 1 ALLOWABLE DAMAGE 1, PAR.4.A(2)(A) FIG.103, DETAIL E AND B737 NDT MANUAL PART. 4, 51-00-00 PROCEDURE 3. AND SRM 51-40-02-0G.

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