Service difficulty report · Retainer · Boeing 73776N

Difficulty date
February 5, 2026
Submitted
March 3, 2026
Operation
Air carrier
Aircraft
N7731A
Make and model
Boeing 73776N
Aircraft serial
32677
Aircraft time
61,547 hours, 31,978 cycles
Part
Retainer
Condition
Cracked
Location
Zone 500 Le
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 ON INTERNAL CAVITY, LEADING EDGE RAIL NUTPLTE RETAINER, OFSS 486 LT WING. REPLACED INTERNAL CAVITY LEADING EDGE RAIL NUTPLTE RETAINER IAW SRM 51-40-02-0G-0, & DWG 112A4402, SHEET 13, REV-.

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