# SDR CALA2026091519431

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2026
- Submitted: September 15, 2026
- Operation: Air carrier
- Aircraft: [N73299](https://openairdocs.org/aircraft/N73299), registered now
- Make and model: Boeing 737824
- Aircraft serial: 34005
- Aircraft time: 59,102 hours, 21,722 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Support Beam
- Part number: 311A251116
- Condition: Worn
- Location: Zone 400
- 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/CALA2026091519431

## Discrepancy

FAN COWL SUPPORT BEAM MODIFICATION - GROUP 2 AIRCRAFT RIGHT ENGINE, FOUND OUTBOARD FITTING FORWARD FACE UPPER HOLE IS DAMAGED (IT IS NOT ROUND), IT NEEDS TO BE REPAIRED. REF EA 7100-02413 REV V STEP B.(2)(B).(REF AAR NR 1000089923). PERFORMED THE REPAIR TO RT ENGINE, STRUT STRUCTURE ASSY P/N: 311A2290-220 AND FAN COWL SUPPORT BEAM ASSY P/N: 311A2511-16#C IN ACCORDANCE WITH ECRA 5450-03153.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.