Service difficulty report · Angle · Boeing 7378H4

Difficulty date
June 16, 2020
Submitted
July 1, 2020
Operation
Air carrier
Aircraft
N8637A
Make and model
Boeing 7378H4
Aircraft serial
42523
Aircraft time
21,417 hours, 9,425 cycles
Part
Angle
Part number
143A7501188
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

FWD CARGO COMP FLOOR STRUCTURE, RT Z-ANGLE STA 500D-500I ABOVE STR 25R RBL 24, CORROSION AROUND FASTNER HOLES. REMOVED CORROSION FROM RT Z ANGLE 500D TO 500I ORIGINAL .040 .009 REMOVED .031 REMIANING FOUND TO BE OUT OF LIMITS REMOVED RT Z ANGLE SECTION 500F TO 500I. FABRICATED, TREATED, PRIMED AND REMOVED RT Z ANGLE SECTION OF Z ANGLE STA 500F TO 500I CIC APPLIED TO REPAIR AREA. IAW SRM 51-10-02 STEP 15; 53-00-53-1A-2; 53-00-53-2R-5; 51-20-01-0G-0 AMM 51-21-72-370 P/N 143A7501-188.

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