Service difficulty report · Plate · Boeing 7378H4

Difficulty date
April 22, 2023
Submitted
May 25, 2023
Operation
Air carrier
Aircraft
N8539V
Make and model
Boeing 7378H4
Aircraft serial
42534
Aircraft time
19,572 hours, 9,642 cycles
Part
Plate
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 R/H SIDEPLATE HAS CORROSION AT FASTENER HOLES RBL 21; STA. 727J-747<[01] REMOVED CORROSION FOUND TO BE OUT OF LIMIT ;CUT OUT SECTION OF R/H SIDEPLATE AT BS 272F+10-767 PER SRM 53-00-53-2R;[02] C/W INSPECTION.;[03] FABBED ; LOCATED ; DRILLED ; TREATED AND PRIMED REPLACEMENT TRANSITION ANGLE AND SPLICE (REPAIR PARTS) PER SRM 53-00-53-2R-5;[04] INSTALLED CLICKBOND NUT PLATES ON MAY-3-2023 AT 2:00PM;[05] C/W INSPECTION.;[06] OK TO INSTALL TRANSITION ANGLE.;[07] PREFORMED PUSH TEST PER SRM 51-40-10-2R-0. ALL NUTPLATES PASSED TEST.;[08] VERIFIED 7. WILSON WHITT (TECHNICIAN); 07-MAY-2023 20:03 UTC <BR>PREFORMED PUSH TEST PER SRM 51-40-10-2R-0. ALL NUTPLATES PASSED TEST;[09] INSTALLED TRANSITION ANGLE PER SRM 53-00-53-2R-5 <BR> INSTALLED 7 EACH CLICKBOND NUT PLATES ON MAY 8 2:00 A.M.;[10] REMOVED AND REPLACED DAMAGED SECTION PER SRM 53-00-53-2R-5;[11] REMOVED AND REPLACED AFT CARGO RH TRANSITION ANGLE FROM STATION 727J-767 REF SRM 53-00-53-2R-5.

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