Service difficulty report · Support Angle · Boeing 75723A

Difficulty date
November 13, 2019
Submitted
December 4, 2019
Operation
Air carrier
Aircraft
N920FD
Make and model
Boeing 75723A
Aircraft serial
24289
Aircraft time
76,396 hours, 27,921 cycles
Part
Support Angle
Part number
148N31415
Condition
Corroded
Location
Bs 1790
Stage of operation
IN
How discovered
9
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

APU INLET PANEL SUPPORT ANGLE HAS EVIDENCE OF CORROSION AT ANCHOR NUT ATTACH POINT LOCATED AT BS 1790 S6R CORROSION REMOVED IAW SRM 51-10-02 AND FOUND TO BE OUTSIDE LIMITS IAW SRM 53-00-04- 1A ORIGINAL MATERIAL THICKNESS = 0.063" REMOVED MATERIAL = 0.030". SUPPORT ANGLE AT BS 1790 REPLACED IAW SRM 51-40-02 AND BOEING DRAWING # 148N3105.

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