Service difficulty report · Support Angle · Boeing 7378H4

Difficulty date
July 10, 2023
Submitted
August 16, 2023
Operation
Air carrier
Aircraft
N8600F
Make and model
Boeing 7378H4
Aircraft serial
39882
Aircraft time
38,436 hours, 17,543 cycles
Part
Support 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 AT AFT OF FWD CARGO COMPARTMENT R/H SUPPORT ANGLE LOWER AREA S-25R STA 500I<[01] REMOVED CORROSION AT AFT OF FWD CARGO COMPARTMENT R/H SUPPORT ANGLE LOWER AREA S-25R STA 500I PER SRM 51-10-02-0G-0<BR>FOUND EXFOLIATED CORROSION OUT OF LIMITS PER SRM 53-30-08-1A-1<BR>LOCATED AND DRILLED NEW RAIL FWD CARGO COMPARTMENT R/H SUPPORT ANGLE LOWER AREA S-25R STA 500I PER SRM 51-40-05-0G-0<BR>TREATED AND PRIMED FASTENER HOLES PER AMM 51-21-41-370-803 AND AMM 51-21-72-370-804<BR>INSTALLED AFT OF FWD CARGO COMPARTMENT R/H SUPPORT ANGLE LOWER AREA S-25R STA 500I PER SRM 51-40-02-0G-0;[02] VERIFIED ALL STEPS.<BR>CORRECTION: ADDING REFERENCE SRM 53-00-53-1A-2 TO CORRECTIVE ACTION

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