Service difficulty report · Stiffener · Boeing 75723A

Difficulty date
April 8, 2020
Submitted
April 28, 2020
Operation
Air carrier
Aircraft
N917FD
Make and model
Boeing 75723A
Aircraft serial
24291
Aircraft time
50,074 hours, 23,035 cycles
Part
Stiffener
Part number
146N5300U22
Condition
Corroded
Location
Fuselage
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

SHEAR DECK STIFFENER AT BS1706 RBL 51.50 WL 208 CORRODED BEYOND LIMITS EVALUATED CORRODED STIFFENER ANGLE AT BS 1706 RBL 51.5 IAW SRM 53-60-51-1A AND FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED STIFFENER ANGLE AT BS 1706 RBL 51.5 IAW SRM 51-40-02 AND BOEING DRAWING # 146N5221.

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