Service difficulty report · Angle · Boeing 7378H4

Difficulty date
November 16, 2019
Submitted
May 16, 2022
Operation
Air carrier
Aircraft
N8309C
Make and model
Boeing 7378H4
Aircraft serial
36985
Aircraft time
26,538 hours, 11,414 cycles
Part
Angle
Condition
Corroded
Location
Aft Cargo Compt
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 'Z' ANGLE FROM STA 727F TO 807; LBL 25; W/L 157 HAS MULTIPLE AREAS OF CORROSION / REMOVED CORROSION FROM L/H ZEE ANGLE STA 727F TO STA 807 IAW SRM 51-10-02-0G-0 PAR 15. EVALUATED MATERIAL LOSS ORIGINAL=.040' REMAINING=.034' LOSS=.007' LIMIT=.004'; FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 FIG 103 REF D. REMOVED L/H ZEE ANGLE FROM STA 727D-14 TO STA 807+7 IAW SRM 51-40-02-0G-0. FABRICATED REPAIR PARTS IAW SRM 53-00-53-2R-5. TREAT AND PRIMED REPAIR PARTS IAW SRM 53-00-53-2R-5 STEPS 4I AND 4J INSTALLED L/H ZEE ANGLE REPAIR PARTS FROM STA 727D-14 TO STA 807 + 7 IAW SRM 53-00-53-2R-5 AND SRM 51-40-02-06-0. APPLIED CIC TO REPAIR PARTS IAW SRM 53-00-53-2R-5 STEP 4N P/N 146A7502-31

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