Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date
September 11, 2025
Submitted
October 3, 2025
Operation
Air carrier
Aircraft
N966WN
Make and model
Boeing 7377H4
Aircraft serial
36966
Aircraft time
44,820 hours, 27,723 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

R1 DOOR; BETWEEN S-8 AND S-9 RIGHT; INTERNAL STUB FRAME CRACKED; NOTED BY HFEC ABOVE SEAL DEPRESSOR<[01] REMOVED CRACKED INTERNAL STUB FRAME AT R1 DOOR; BETWEEN S-8 AND S-9 AND REPLACED WITH NEW STUB FRAME; P/N 141A8370U13 TAG# WN 51731; IAW SRM 51-40-02-0G-0 AND BOEING DGW 141A8370 REV:D ;141A8380 REV: -

More about the Boeing 737-7H4