Service difficulty report · Support · Boeing 7377H4

Difficulty date
November 4, 2021
Submitted
December 3, 2021
Operation
Air carrier
Aircraft
N206WN
Make and model
Boeing 7377H4
Aircraft serial
34011
Aircraft time
52,875 hours, 31,083 cycles
Part
Support
Condition
Corroded
Location
Bs 840-883
Stage of operation
IN
How discovered
V
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 AT AFT CARGO BAY BS870; BS883 RBL22 WL167. ; / [01] REMOVED CORROSION FROM ACB RH FLOOR TO SIDEWALL AT BS 870 MEASURED 1.5'L X 0.75'W AND 0.013 DEEP ORIGINAL THICKNESS OF 0.040' FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2; [02] REMOVED CORROSION FROM ACB RH FLOOR TO SIDEWALL AT BS 870 MEASURED 1.5'L X 0.75'W AND 0.013 DEEP ORIGINAL THICKNESS OF 0.040' FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2; [03] FABRICATED FROM ; NEW FLOOR TO SIDEWALL SUPPORT R/H AT AFT CARGO BAY BS 870 TO BS 883; RBL 22 ; WL 167 IAW SRM 51-40-05-0G-0 AND DWG 147A7501; ID 6; REV:A; BAC1496-377#7075T62; LOT #1467164-1; APPLIED CHEMICAL CONVERSION IAW AMM 51-21-41-370-802; OK TO PRIMER;

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