Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date
February 21, 2026
Submitted
March 24, 2026
Operation
Air carrier
Aircraft
N920WN
Make and model
Boeing 7377H4
Aircraft serial
32460
Aircraft time
57,517 hours, 34,823 cycles
Part
Stub Frame
Condition
Cracked
Location
Zone 200
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

CRACK SERVICE DOOR CUTOUT LOWER STUB FRAME, BS 294.5, RBL 54. REPLACED THE STUB FRAME IAW SRM 51-40-02-0G-0, SRM 51-10-02-0G-0, ITEM 9, & DWG 141A8370, SHEET 10, REV D.

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