# SDR IPXA2026021096944

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2026
- Submitted: February 11, 2026
- Operation: Air carrier
- Aircraft: [N408UP](https://openairdocs.org/aircraft/N408UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23730
- Aircraft time: 38,766 hours, 26,436 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Stiffener
- Part number: 313N302128
- Condition: Cracked
- 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/IPXA2026021096944

## Discrepancy

# 2 PYLON ANGLE IS CRACKED INSIDE PANEL 445AL , ATA 54 STR. INSTALLED (1EA) NEW SPAR STIFFENER, (1EA) WEB CHANNEL (INBD) AND (1EA) WEB CHANNEL (OUTB) PREVIOUSLY REMOVED FOR ACCESS AT #2 PYLON INNER SIDE ABOVE EXHAUST IAW B757-200PF SRM 51-40-02-0G-0 PER E.A.#: 757-5451-01-B0679, REV. P2. STEP 13.  ACCOMPLISHED REPAIR PER EO-96426-REQ1 AND VT-SAA EA 757-5451-01-B0679, REV. IR.  PRODUCTION AUDIT C/W

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