SDR SWAA2026102729001

Service difficulty report · Support · Boeing 7377H4

Difficulty date: September 30, 2026
Submitted: October 28, 2026
Operation: Air carrier
Aircraft: N273WN
Make and model: Boeing 7377H4
Aircraft serial: 32528
Aircraft time: 63,794 hours, 38,573 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Condition: Out Of Tolerance
Location: Zone 100
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.

What was found

REPLACE THE SUPPORT ZEE, BTWN BS 400 - 500 FOR DOES NOT MEET REQUIREMENTS OF EXISTING REPAIR. REPAIRED THE SUPPORT ZEE BTWN BS 396 - 500D, LBL 21, WL 156 IAW SRM 51-40-05, SRM 53-00-53-2R-6, PARAGRAPH 4.L, DWG 143A7501, SHT 119, REV -, & DWG 143A7500, SHT 58, REV-.

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