Service difficulty report · Shield · Boeing 73779P

Difficulty date
August 16, 2021
Submitted
September 20, 2021
Operation
Air carrier
Aircraft
N7832A
Make and model
Boeing 73779P
Aircraft serial
30657
Aircraft time
52,700 hours, 33,462 cycles
Part
Shield
Condition
Corroded
Location
Bs 490-500a
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 FOUND AT FWD CARGO FLOOR SUPPORT SHIELD R/H SIDE BETWEEN STA 490 TO STA 500A ; / [01] REMOVED CORROSION AT FWD CARGO FLOOR SUPPORT SHIELD; ORIGINAL THICKNESS .040'; MATERIAL REMOVED .O20'; REMAINING .020' OUT OF LIMITS PER REF 53-00-53-1A-2. SUPPORT SHIELD WAS REMOVED ON TASK CARD TTG8Q004BYWN; [02] VERIFIED<BR>REMOVED CORROSION AT FWD CARGO FLOOR SUPPORT SHIELD; ORIGINAL THICKNESS .040'; MATERIAL REMOVED .O20'; REMAINING .020' OUT OF LIMITS PER REF 53-00-53-1A-2. SUPPORT SHIELD WAS REMOVED ON TASK CARD TTG8Q004BYWN; [03] SUPPORT SHIELD WILL BE INSTALL ON TASK CARD TTG8Q004BYWN; [04] SUPPORT SHIELD WILL BE INSTALL ON TASK CARD TTG8Q004BYWN

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