Service difficulty report · Plate · Boeing 7377H4

Difficulty date
May 3, 2025
Submitted
May 23, 2025
Operation
Air carrier
Aircraft
N440LV
Make and model
Boeing 7377H4
Aircraft serial
29835
Aircraft time
72,273 hours, 42,996 cycles
Part
Plate
Condition
Cracked
Location
Zone 600
Stage of operation
IN
How discovered
V
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

CRACK ON CORRUGATED PLATE LOCATED AT LEVEL IRSS 229 TRAILING EDGE AT RT WING 2025-296204 <[01]. REPLACED CORRUGATED PLATE LOCATED AT LEVEL IRSS 229 TRAILING EDGE AT RT WING IAW B737-700 SRM 51-40-02;SRM 51-10-02 ITEM 9 AND DWG 115A2001; SHEET 30 ; REV A.; [02] CORRECTED STEP 1. REPLACED CORRUGATED PLATE LOCATED AT LEVEL IRSS 229 TRAILING EDGE AT RT WING IAW B737-700 SRM 51-40-02;SRM 51-10-02 ITEM 9 AND DWG 115A2001; SHEET 30 ; REV A. MEASURES OF CRACK IS L= 1.250 TOOL USED CALIPER P/N:500-196-30; S/N:A23352980; DUE DATE:17-FEB-26.; [03] CORRECTED STEP 2. REPLACED CORRUGATED PLATE LOCATED AT LEVEL IRSS 229 TRAILING EDGE AT RT WING IAW B737-700 SRM 51-40-02;SRM 51-10-02 ITEM 9 AND DWG 115A2001; SHEET 30 ; REV A. MEASURES OF CRACK IS L= 1.125. TOOL USED CALIPER P/N:500-196-30; S/N:A23352980; DUE DATE:17-FEB-26.; [04] TASK COMPLETED.

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