Service difficulty report · Support · Boeing 73771B

Difficulty date
October 21, 2022
Submitted
November 14, 2022
Operation
Air carrier
Aircraft
N7854B
Make and model
Boeing 73771B
Aircraft serial
29372
Aircraft time
45,663 hours, 30,470 cycles
Part
Support
Condition
Corroded
Location
Bs 727a-767
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 FLOOR TO SIDEWALL SUPPORT IN AFT CARGO BAY BS 727A-767, RBL 21. REMOVED CORROSION ON SUPPORT AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 PAR 4A FIG 103 DETAIL E. REPLACED PART IAW SRM 51-10-02 PAR 9. FABRICATED, LOCATED, AND DRILLED NEW SIDEWALL SUPPORT IAW SRM 51-40-05 AND DWG 146A7502 REV-. APPLIED CHEMICAL CONVERSION COATING AND PRIMER. IAW SRM 51-20-01. ASSEMBLED FLOOR TO SIDE WALL SUPPORT IAW SRM 51-40-02, SRM 51-40-10; DWG 146A7502 REV- .

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