Service difficulty report · Frame · Boeing 74748EF

Difficulty date
October 9, 2026
Submitted
October 10, 2026
Operation
Air carrier
Aircraft
N419MC
Make and model
Boeing 74748EF
Aircraft serial
28367
Aircraft time
121,274 hours, 20,941 cycles
Part
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

DURING HFEC OPEN HOLE INSPECTION ON RHS STA 940 TENSION TIE AND FRAME, FOUND 02 EA FASTENER HOLE ON FRAME AND CHORD WITH CRACK(<P >FRAME SPLICE REPAIR CARRIED OUT ON RHS STA 940 TENSION TIE AND FRAME CRACK 02 FASTENER HOLES AREAS AS PER SRM 53-20-07-2R-8 FIGURE 201 REV. 107 AND EN 3661-26 REV. 0. REPAIR CLASSIFIED AS "MAJOR" AND CATEGORIZED AS "CATEGORY B"

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