Service difficulty report · Web · Boeing 7377CT

Difficulty date
February 1, 2023
Submitted
March 20, 2023
Operation
Air carrier
Aircraft
N566WN
Make and model
Boeing 7377CT
Aircraft serial
32753
Aircraft time
67,249 hours, 34,782 cycles
Part
Web
Condition
Corroded
Location
Zn 600 Right Win
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 FRONT SPAR WEB LOCATED FUEL BOOST PUMP IFSS 120 APPROX AND WBL 94.24 AT RT WING 2023-105956<[01] TOOL USED: EDDY CURRENT EQUIPMENT; P/N:NORTEC 600D S/N:220273012; CAL DUE DATE: 17-DEC-23;[02] TOOL USED: ULTRASONIC EQUIPMENT; P/N: 45MG; S/N: 130066701; DUE DATE: 08 APR 23.;[03] REPAIRED FRONT SPAR WEB LOCATED ON FUEL BOOST PUMP IFSS 120 APPROX AND WBL 94.24 AT RT WING I.A.W. B737-700 SRM 57-20-10-1A-3 ALLOWABLE DAMAGE 3. SEE INDIVIDUAL SIGN-OFFS BELOW.;[04] CERTIFIED STEP 13 COMPLETED.<BR>ITEM RII.;[05] CORRECTED STEP 4<BR>CERTIFIED STEP 3 COMPLETED <BR>ITEM RII

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