Service difficulty report · Web · Boeing 73776N

Difficulty date
November 16, 2021
Submitted
December 13, 2021
Operation
Air carrier
Aircraft
N7722B
Make and model
Boeing 73776N
Aircraft serial
32668
Aircraft time
49,599 hours, 25,042 cycles
Part
Web
Condition
Corroded
Location
Fuselage
Stage of operation
UK
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 SUBTHRESHOLD WEB AT AFT CARGO BAY BS802 - BS836 RBL26. REMOVED CORROSION ON SUBTHRESHOLD WEB. MAX. MATERIAL LOSS L= 3.' X W=.500' X D=0.008' FOUND OUT OF LIMITS IAW SRM 53-60-15-1A-1; PARAG. 4.G.(2) DETAIL G. LOCATED AND DRILLED A NEW SUBTHRESHOLD WEB IAW. SRM 51-40-05-0G-0. ACB SUBTHRESHOLD WEB APLICATION OF ENAMEL; CIC AND INSTALLATION TO BE ACCOMPLISHED ON CUSTOMER CARD TTG8Q004F1L2.

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