Service difficulty report · Angle · Boeing 7378H4

Difficulty date
December 13, 2023
Submitted
January 5, 2024
Operation
Air carrier
Aircraft
N8623F
Make and model
Boeing 7378H4
Aircraft serial
36731
Aircraft time
33,603 hours, 15,943 cycles
Part
Angle
Part number
UNKNOWN
Condition
Cracked
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 COMPARTMENT; L/H SIDEPLATE/ TRANSITION ANGLE CRACKED AT STA. 767+3; LBL 24.<[01] CUT OUT DAMAGED SECTION L/H TRANSITION ANGLE FROM STA.747+11 TO STA. 787+11 PER SRM 53-00-53-REPAIR 5.;[02] FABRICATED REPAIR PARTS;LOCATED AND DRILLED; ALODINE AND PRIMED. PER SRM 53-00-53-REPAIR 5.;[03] INSTALLED BONED NUTPLATES PER SRM 53-00-53-REPAIR 5. AT 17;00 DEC/14/2023;[04] O.K TO INSTALL REPAIR PARTS.;[05] VERIFIED CORRECTIVE ACTION STEPS #1; #2; #3 AND #4 (OK TO INSTALL REPAIR PARTS.);[06] INSTALLED FABRICATED REPAIR PARTS L/H TRANSITION ANGLE FROM STA. 727J+11 TO STA. 787+11 PER SRM 53-00-53-2R-5 REPAIR 5.;[07] CUT OUT DAMAGED SECTION L/H TRANSITION ANGLE FROM STA.727J+11 TO STA. 787+11 PER SRM 53-00-53-REPAIR 5.;[08] REMOVED; FABRICATED AND INSTALLED FABRICATED REPAIR PARTS; L/H TRANSITION ANGLE FROM STA. 727J+11 TO STA. 787+11 PER SRM 53-00-53-2R-5 REPAIR 5. SEE CORRECTIVE ACTIONS FOR INDIVIDUAL SIGN OFFS.;[09] VERIFIED; C/W REMOVED; FABRICATED AND INSTALLED FABRICATED REPAIR PARTS; L/H TRANSITION ANGLE FROM STA. 727J+11 TO STA. 787+11 PER SRM 53-00-53-2R-5 REPAIR 5.

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