Service difficulty report · Angle · Boeing 7377H4

Difficulty date
October 4, 2023
Submitted
November 13, 2023
Operation
Air carrier
Aircraft
N239WN
Make and model
Boeing 7377H4
Aircraft serial
34714
Aircraft time
57,648 hours, 34,679 cycles
Part
Angle
Part number
UNKNOWN
Condition
Corroded
Location
Zn 800 Door
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; CABIN PASSENGER AFT WET AREA R2 DOOR LOWER INNER CHORD BETWEEN STA 951 AND STA 992. RBL 50; WL 208.1.<[01] REMOVED AND REPLACED R2 DOOR LOWER INNER CHORD AS PER SRM 51-40-02-0G-0 AND DWG 147A8501.;[02] ADDING TO STEP 1: REMOVED CORROSION AT CABIN PASSENGER AFT WET AREA R2 DOOR LOWER INNER CHORD BETWEEN STA 951 AND STA 992. RBL 50; WL 208.1. AS PER SRM 51-10-02-0G-0; ORIGINAL THICKNESS 0.080'. MATERIAL LOST 0.012'; MATERIAL REMAINING 0.068'. FOUND OUT OF LIMITS AS PER SRM 53-70-15-1A-1; REMOVED AND REPLACED R2 DOOR LOWER INNER CHORD AS PER SRM 51-40-02-0G-0 AND DWG 147A8501.;[03] VERIFIED R2 DOOR LOWER INNER CHORD REPLACEMENT.

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