Service difficulty report · Angle · Boeing 7378H4

Difficulty date
November 4, 2023
Submitted
December 11, 2023
Operation
Air carrier
Aircraft
N8556Z
Make and model
Boeing 7378H4
Aircraft serial
63583
Aircraft time
19,574 hours, 9,791 cycles
Part
Angle
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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

AFT CARGO L/H TRANSITION ANGLE HAS CORROSION ON UPPER SURFACE STA 727G TO 727G+22 LBL 22. MRKD<AFT CARGO COMPARTMENT DAMAGE ON LT SIDEPLATE CHANNEL UPPER SURFACE FORM STA 727 G TO STA 727G + 12 ; LBL 22; WAS FOUND TO BE WITHIN ALLOWABLE LIMITS WITH .003? MATERIAL LOSS IAW SRM 53-00-53-1A-2.;[02] AFT CARGO COMPARTMENT DAMAGE ON LT SIDEPLATE CHANNEL UPPER SURFACE FORM STA 727G + 12 TO STA 727G + 22 ; LBL 22; WAS FOUND TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-53-1A-2.;[03] VERIFIED AFT CARGO COMPARTMENT DAMAGE ON LT SIDEPLATE CHANNEL UPPER SURFACE FORM STA 727 G TO STA 727G + 12 ; LBL 22; LOCATED; DRILLED LT SIDEPLATE CHANNEL AND REPAIR PARTS IAW SRM 53-00-53-2R-5.;[06] INSPECTION COMPLETE ON CORRECTIVE ACTION #5 FOR LOCATING AND DRILLING OF THE LEFT HAND SIDEPLATE FROM STA 727G + 10 TO STA 787 + 10; LBL 22; IAW SRM 53-00-53-2R-5.;[07] TREATED; PRIMED AND ASSEMBLED LEFT SIDEPLATE CHANNEL REPAIR PARTS FROM STA 727G + 10 TO STA 787 + 10; LBL 22; IAW SRM 53-00-53-2R-5. TREATED; PRIMED AND ASSEMBLED LEFT SIDEPLATE CHANNEL REPAIR PARTS FROM STA 727G + 10 TO STA 787 + 10; LBL 22; IAW SRM 53-00-53-2R-5. OK TO INSTALL SERVICEABLE REPAIR PARTS.;[09] INSTALLED CLICK BOND NUT PLATES @ 22:30; 15 NOV PER SRM 51-40-10-2R-0;[10] INSTALLED FABRICATED L\H SIDEPLATE AND REPAIR PARTS PER SRM 53-000-53-2R-5. INSPECTED LINE 9 AND LINE 10;[12] NUTPLATE BOND TEST C/W.

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