Service difficulty report · Angle · Boeing 7378H4

Difficulty date
November 22, 2023
Submitted
December 18, 2023
Operation
Air carrier
Aircraft
N8675A
Make and model
Boeing 7378H4
Aircraft serial
35976
Aircraft time
26,896 hours, 13,003 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

CORROSION ON AFT CARGO R/H TRANSITION ANGLE FLOORBOARD HOLE AT 747 + 2 ' APROX AT STA 747 + 2 ' APROX<[01] REMOVED CORROSION FROM AREA PER SRM 53-00-53-1A-2 (0.036' REMAINING THICKNESS). TRANSITION ANGLE IS OUT OF LIMITS PER SRM 53-00-53-1A-2.;[02] REMOVED RH TRANSITION ANGLE STA 727H+11' TO STA 767; RBL 21.;[03] LOCATED HOLES ON NEW TRANSITION ANGLE SECTION PER SRM 51-40-02.;[04] COUNTER SUNK HOLES PER SRM 51-40-08. TREATED REPAIR PARTS PER SRM 51-20-01. PRIMED REPAIR PARTS PER AMM 51-21-72.;[05] FABRICATED TRANSITION ANGLE REPAIR PARTS PER SRM 53-00-53-2R-6.;[06] INSPECTED WORK PERFORMED ON C/A #3; #4; AND #5;[07] INSTALLED BONDED NUTPLATES PER SRM 51-40-10-2R-0 AT 2:00 PM; DEC 8TH; 2023.;[08] OK TO INSTALL;[09] INSTALLED REPAIR PARTS PER SRM 53-00-53-2R-6 AND SRM 51-40-02;[10] PERFORMED PUSH TEST ON NUT PLATES PER SRM 51-40-10. NUT PLATES PASSED TEST.;[11] C/W INSPECTION

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