Service difficulty report · Support · Boeing 7377H4

Difficulty date
November 4, 2021
Submitted
December 6, 2021
Operation
Air carrier
Aircraft
N206WN
Make and model
Boeing 7377H4
Aircraft serial
34011
Aircraft time
52,876 hours, 31,083 cycles
Part
Support
Condition
Corroded
Location
Bs 727b-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 SIDE WALL SUPPORT AT AFT CARGO BAY RBL 22 WL 153 BS 727B-767. ; / [01] REMOVED CORROSION FROM ACB R/H BS 727-767 FLOOR TO SIDEWALL SUPPORT AT BS747+5 MEASURRED 11'L X 2'W AND 0.017'DEEP ORIGINAL THICKNESS OF 0.040' FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2; [02] REMOVED CORROSION FROM ACB R/H BS 727-767 FLOOR TO SIDEWALL SUPPORT AT BS747+5 MEASURRED 11'L X 2'W AND 0.017'DEEP ORIGINAL THICKNESS OF 0.040' FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2; [03] FABRICATED NEW FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS 727B TO BS 767; RBL 22; WL 153 IAW SRM 51-40-05-0G-0; DWG 146A7500; ID:85; REV:A; BAC1496-377#7075T62; LOT#5093799-1; APPLIED CHEMICAL CONVERSION IAW AMM 51-21-41-370-802; OK TO APPLY PRIMER; [04] VERIFIED CORRECTIVE ACTION STEP 3. VERIFIED OK TO PRIMER.; [05] APPLIED PRIMER ON NEW FLOOR TO SIDEWALL SUPPORT IAW AMM 51-21-72-370-804; [06] VERIFIED CORRECTIVE ACTION STEP 5.; [07] VERIFIED FAULT COMPLETE.

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