Service difficulty report · Stub Frame · Boeing 7377Q8

Difficulty date
June 4, 2026
Submitted
June 25, 2026
Operation
Air carrier
Aircraft
N7876A
Make and model
Boeing 7377Q8
Aircraft serial
29355
Aircraft time
62,430 hours, 34,852 cycles
Part
Stub Frame
Condition
Cracked
Location
Zone 200
Stage of operation
IN
How discovered
E
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 INDICATION FOUND IN OPEN FASTENER HOLE AFT POSITION AT STUB BEAM STRAPS AREA AT BS 639 RBL 45.57. CRACK DIRECTION 3 O`CLOCK LOOKING FWD FROM INBD FACE REPLACED STUB BEAM STRAPS LOCATED BS 639 RBL 45.57 IAW SRM 51-10-02 PARAGRAPH 9, SRM 51-40-02, DWG 144A1705, SHEET 8, REV -, DWG 144A5901, SHEET 36, REV -, DWG 144A7301, SHEET 31, REV -, DWG 112A3301, SHEET 16, REV -, AND DWG 144A1715, SHEET 9, REV A.

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