Service difficulty report · Web · Boeing 7377H4

Difficulty date
February 28, 2019
Submitted
March 3, 2022
Operation
Air carrier
Aircraft
N405WN
Make and model
Boeing 7377H4
Aircraft serial
27893
Aircraft time
62,059 hours, 36,514 cycles
Part
Web
Condition
Corroded
Location
Fed Threshold
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 UPPER MAIN SILL WEB FWD ENTRY DOOR CUT OUT BETWEEN STA.312 TO STA.344 / REMOVED CORROSION FROM FWD ENTRY DOOR SURROUND - UPPER MAIN SILL WEB AT BS 312 TO BS 344. FOUND TO BE OUT OF LIMITS AT BS 330 IN AN AREA OF 1.0' X 1.4' X .005' DEPTH PER SRM 53-10-15-1A-1. REPAIRED AREA PER EA 1-753-34484 REV IR AND ER 19-02146 REV IR

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