What was found
NR 3 PYLON STRUT UPPER FRAME, OUTBOARD SIDE PANEL SUPPORT FRAME CRACK (REPLACE) INSTALLED FABRICATED FRAME I.A.W SRM 51-40-02-0G REV.106 AND BOEING DWG NO 313U2200 SH15 REV.-
- Difficulty date
- March 7, 2026
- Submitted
- March 23, 2026
- Operation
- Air carrier
- Aircraft
- N574UP
- Make and model
- Boeing 74744AF
- Aircraft serial
- 35663
- Aircraft time
- 65,209 hours, 10,162 cycles
- System (JASC)
- 5411 · Nacelle/Pylon, Frame/Spar/Rib
- Part
- Frame
- Part number
- 311U220010
- Condition
- Cracked
- Location
- Zone 400
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.