# SDR ASAA2026012964576

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2026
- Submitted: February 26, 2026
- Operation: Air carrier
- Aircraft: [N611AS](https://openairdocs.org/aircraft/N611AS), registered now
- Make and model: Boeing 737790
- Aircraft serial: 29753
- Aircraft time: 77,762 hours, 41,637 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame Splice
- Part number: 146A13008
- 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/ASAA2026012964576

## Discrepancy

AFT CARGO BS 727D FRAME SPLICE CORRODED AT RBL-21. GROUNDED - YES.  REMOVED & REPLACED NEW SPLICE PN 146A1300U8 ON AFT CARGO BS 727D, RBL 21 IAW SRM 51-40-02-0G-0.  REMOVED CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-00-07-1A-1. W 1, O .07, R .054, L 1, D .054.

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