# SDR CALA2026092819925

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 14, 2026
- Submitted: September 28, 2026
- Operation: Air carrier
- Aircraft: [N14704](https://openairdocs.org/aircraft/N14704), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28765
- Aircraft time: 86,715 hours, 31,780 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support Fitting
- Part number: 147A7443Y18
- 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/CALA2026092819925

## Discrepancy

STRUCTURE COMMON TO THE AFT DRAIN MAST FOUND CORRODED ON INTERNAL SUPPORT FITTING.  PEFORMED INTERIM REPAIR ON FUSELAGE AFT DRAIN MAST SUPPORT FITTING IAW EO 260459, REV P1, EO 260459 REV P2, EO 260459, REV IR & EC/RA 5300-03395, REV ORIG.

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