# SDR ASAA2024060350203

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2024
- Submitted: June 12, 2024
- Operation: Air carrier
- Aircraft: [N594AS](https://openairdocs.org/aircraft/N594AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35191
- Aircraft time: 57,562 hours, 17,132 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 140A987210
- Condition: Corroded
- Location: Bs 967-986 Rbl16
- 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/ASAA2024060350203

## Discrepancy

WHILE PERFORMING REPAIR TO STA 986 FLOOR STRUCTURE FOUND FLOOR SUPPORT @ STA 967-STA 986 RBL 16 TO HAVE CORROSION. P/N 140A9872-10. GROUNDED - YES. REMOVED AND REPLACED (INSTALLED) NEW FLOOR SUPPORT AT STA 967-986 RBL 16 I.A.W B737-800 SRM 51-40-02 AND PER BAC DWG 140A9870 REV-. ORIGINAL MAT THICKNESS .080, MAT REMOVED .080, MAT REMAINING .000. OUT OF LIMITS DUE TO NO LIMITS GIVEN. 100% MATERIAL LOSS.

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