Service difficulty report · None · Boeing 7377H4

Difficulty date
November 26, 2021
Submitted
December 27, 2021
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
58,698 hours, 34,771 cycles
Part
None
Condition
Corroded
Location
Aft Service Door
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 PASSENGER CABIN ASD MOPSIL BS927+3-BS986.5+10 RBL51 WL208.1 ; / [01] REMOVED CORROSION FROM AFT SERVICE DOOR MOPSIL IN AREA OF 1'X1' ORIGINAL MATERIAL THICKNESS 0.080' REMAINING MATERIAL THICKNESS 0.055' FOUND TO BE OUT OF LIMIT IAW SRM 53-70-15-1A-1;PAR.4D(2A); FIG.103D;<BR>TOOLS USED DIGITAL CALIPER ID ATS2503; <BR>S/N A19335646; [02] VERIFIED CORRECTIVE ACTION ITEM 1.; [03] REMOVED ASD MOPSIL FROM BS 887+10 TO BS 1006; RBL 51; WL 208.1IAW SRM 51-40-02-0G-0; [04] LOCATED AND DRILLED NEW ASD MOPSIL I.A.W SRM 51-40-05-0G-0 AND BOEING DWG # 147A8501; [05] VERIFIED CORRECTIVE ACTION 4; [06] VERIFIED OK TO INSTALL REPLACEMENT ASD MOPSILL; [07] INSTALLED ASD MOPSIL AT BS 887+10 TO BS 1006; RBL 51; WL 208.

More about the Boeing 737-7H4