Service difficulty report · Stub Frame · Boeing 7377K9

Difficulty date
July 27, 2026
Submitted
August 22, 2026
Operation
Air carrier
Aircraft
N7878A
Make and model
Boeing 7377K9
Aircraft serial
34320
Aircraft time
63,499 hours, 33,124 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 INDICATION FOUND ON BS 639, LBL 45.57 STUB BEAM STRAPS, REPLACED THE STRAP ASSY IAW SRM 51-40-02, SRM 51-10-02, PARAGRAPH 9, & DWG 144A1715, SHEET 9, REV A.

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