# SDR CALA2026092919998

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2026
- Submitted: September 30, 2026
- Operation: Air carrier
- Aircraft: [N17126](https://openairdocs.org/aircraft/N17126), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27566
- Aircraft time: 100,937 hours, 24,425 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Retainer
- Part number: UA149N755096
- Condition: Cracked
- 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/CALA2026092919998

## Discrepancy

RIGHT MLG WW, CUTOUT FWD SEAL RETAINER HAVE 2 CRACKS IN DIFFERENCE PLACES.  REMOVED AND REPLACED THE SUPPORT CHANNEL AND SUPPORT BRACKET (4EA) AT RT MLG WW CUTOUT FWD SEAL RETAINER IAW SRM 51-40-05, AND 51-40-02.  RESTORED SURFACE PROTECTION IAW SRM 51-20-01, & AMM 51-21-15.

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