# SDR ASAA2026040865725

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2026
- Submitted: April 28, 2026
- Operation: Air carrier
- Aircraft: [N528AS](https://openairdocs.org/aircraft/N528AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35695
- Aircraft time: 47,119 hours, 16,888 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 146A750234
- 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/ASAA2026040865725

## Discrepancy

MULTIPLE SPOTS OF CORROSION ON THE RIGHT HAND TRANSITION STRAP IN THE AFT CARGO PIT BETWEEN STATIONS 727B AND 767. GROUNDED - YES. UPON EVALUATION 100% MATERIAL LOSS FOUND THROUGHOUT THE RH AFT PIT TRANSITION PANEL FROM STA 727B TO 767, AND IS OUT OF LIMITS IAW B737-800 SRM 53-00-53-1A-2.4.A.(2) REPAIRED TRANSITION PANEL USING BAC1496-377 7075-T62 IAW B737-800 SRM 53-00-53.

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