# SDR IPXA2025090962357

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2025
- Submitted: September 11, 2025
- Operation: Air carrier
- Aircraft: [N157UP](https://openairdocs.org/aircraft/N157UP), registered now
- Make and model: Airbus A300 F4-622R
- Registry model: [Airbus A300 F4-622R](https://openairdocs.org/model/airbus-a300-f4-622r) (OpenAirDocs)
- Aircraft serial: 0846
- Aircraft time: 25,387 hours, 15,189 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Profile
- Part number: A53981317203
- Condition: Cracked
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2025090962357

## Discrepancy

MAIN DECK FLOOR STRUCTURE, UNDER PANEL 261PF AT FR 74 AND FR75, LT FLOOR SUPPORT HAVE 2EA CRACKS. DOT 90-095. REMOVED MAIN DECK FLOOR STRUCTURE, UNDER PANEL 261PF AT FR 74 AND FR75 L/H FLOOR SUPPORT IAW SRM 51-40-21.FABRICATED NEW Z-PROFILE, IAW GMM 09-08.INSTALLED NEW Z-PROFILE AT MAIN DECK FLOOR STRUCTURE, UNDER PANEL 261PF AT FR 74 AND FR75, L/H, IAW SRM 51-40-21

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