# SDR ASAA2025020456149

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2025
- Submitted: February 25, 2025
- Operation: Air carrier
- Aircraft: [N520AS](https://openairdocs.org/aircraft/N520AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36481
- Aircraft time: 49,914 hours, 17,596 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Part number: 143A7501
- Condition: Corroded
- Location: Zone 100
- 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/ASAA2025020456149

## Discrepancy

FWD CARGO PIT, R/H AT STA 500A TO 500C, TRANSITION ANGLE HAS CORROSION AT FASTENER HOLES, MARKED. GROUNDED - YES. EVALUATED AND REMOVED DAMAGE ON FWD CARGO PIT R/H TRANSITION @ STA 500A-500C , ORIGINAL : .040 , REMOVED : .040, REMAINING: .000 AND FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2. REMOVED DAMAGED TRANSITION IAW B737-800 SRM 53-00-53-2R-5. FABRICATED, ALODINED, PRIMED, AND INSTALLED REPAIR PARTS IAW B737-800 SRM 53-00-53-2R-5.P.N:BAC1496-444, PO:1104661.1.

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