Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date
June 30, 2023
Submitted
August 14, 2023
Operation
Air carrier
Aircraft
N446WN
Make and model
Boeing 7377H4
Aircraft serial
29842
Aircraft time
63,739 hours, 37,814 cycles
Part
Stub Frame
Part number
UNKNOWN
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 STUB FRAME LOCATED BS294.5 AT LEVEL STR17R AT PASSENGER CABIN 2023-413225<[01] TOOL USED: EDDY CURRENT EQUIPMENT; PN: NORTEC 600D; SN: 220272512; DUE DATE: 17-DEC-23;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR P/N:NORTEC 600D; S/N:220273012;DUE DATE:17-DEC-23.;[03] PERFORMED PERMANENT REPAIR ON STUB FRAME LOCATED BS294.5 AT LEVEL STR17R AT PASSENGER CABIN I.A.W. B737-700 SRM 53-10-15-2R-7 REPAIR 7 ITEM 4; AND SRM 51-40-02-0G-0;SEE INDIVIDUAL SIGNOFF BELOW.;[04] PERFORMED PERMANENT REPAIR ON STUB FRAME LOCATED BS294.5 AT LEVEL STR17R AT PASSENGER CABIN I.A.W. B737-700 SRM 53-10-15-2R-7 REPAIR 7 ITEM 4; AND SRM 51-40-02-0G-0;SEE INDIVIDUAL SIGNOFF BELOW. RII

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