Service difficulty report · Strap · Boeing 7377H4

Difficulty date
March 24, 2023
Submitted
April 12, 2023
Operation
Air carrier
Aircraft
N443WN
Make and model
Boeing 7377H4
Aircraft serial
29838
Aircraft time
65,630 hours, 38,789 cycles
Part
Strap
Condition
Corroded
Location
Zn 100 Fus Lower
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*** AFT CARGO DOOR CUTOUT AT FLOOR LOWER STRAP RBL 20 BETWEEN STA 794 TO STA 802.<[01] REMOVED AND REPLACED AFT CARGO DOOR CUTOUT FLOOR LOWER STRAP AT RBL 20 BETWEEN STA 794 TO STA 802 PER SRM 51-40-02-0G-0.;[02] (CORRECTION STEP 1) REMOVED AND REPLACED AFT CARGO DOOR CUTOUT FLOOR LOWER STRAP AT RBL 20 BETWEEN STA 794 TO STA 802 PER B737-700 SRM 51-40-02-0G-0.;[03] VERIFIED AND INSPECTED STEP #2 REMOVED AND REPLACED AFT CARGO DOOR CUTOUT FLOOR LOWER STRAP AT RBL 20 BETWEEN STA 794 TO STA 802 PER B737-700 SRM 51-40-02-0G-0.

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