Service difficulty report · Frame · Boeing 7377H4

Difficulty date
March 24, 2023
Submitted
May 3, 2023
Operation
Air carrier
Aircraft
N436WN
Make and model
Boeing 7377H4
Aircraft serial
32456
Aircraft time
66,420 hours, 39,287 cycles
Part
Frame
Condition
Cracked
Location
Zn 200 Fus Top
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

CRACK FRAME LOCATED BS380 AND BETWEEN STR8L TO STR9L AT PASSENGER CABIN 2023-208650<[01] TOOL USED EDDY CURRENT FLAW DETECTOR PN: NORTEC 600D; SN: 200053402; DUE DATE: 13-MAY-23;[02] PERFORMED DETAIL VISUAL INSPECTION IAW B737-700 SRM 51-10-02 AND NDT INSPECTION PROCESS WAS DONE ON AREA AND NOT FOUND DAMAGE IAW NDT MANUAL PARTE 6; PROCEDURE 16.;[03] CORRECTED STEP 2:<BR>PERFORMED DETAIL VISUAL INSPECTION IAW B737-700 SRM 51-10-02 AND NDT INSPECTION PROCESS WAS DONE ON AREA AND NOT FOUND DAMAGE IAW NDT MANUAL PARTE 6; PROCEDURE 16. SEE INDIVIDUAL SIGN OFFS BELOW.;[04] PERFORMED DETAIL VISUAL INSPECTION IAW B737-700 SRM 51-10-02 AND NDT INSPECTION PROCESS WAS DONE ON AREA AND NOT FOUND DAMAGE IAW NDT MANUAL PARTE 6; PROCEDURE 16. SEE INDIVIDUAL SIGN OFFS BELOW.

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