# SDR CALA2026011612991

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2026
- Submitted: January 16, 2026
- Operation: Air carrier
- Aircraft: [N14731](https://openairdocs.org/aircraft/N14731), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28799
- Aircraft time: 81,665 hours, 30,075 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 146A7502
- 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/CALA2026011612991

## Discrepancy

AFT CARGO BAY RT ZEE CHANNEL BTW BS 727C - 767 POSSIBLE CORROSION. REPLACED THE ZEE CHANNEL,  RT ZEE CHANNEL BTW BS 727C - 767 IAW SRM 51-10-02-0G-0, PARA 14, B (3), & PARA 15 A (6), (A), SRM 51-40-02-0G-0, SRM 53-00-53-2R-6, TABLE 201, ITEM 1, SRM 51-40-05-0G-0, SRM 51-40-08-0G-0, AMM 51-21-41-370-802, AMM 51-21-72-370-804, AMM 20-60-07-913-801.

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