Service difficulty report · Frame · Boeing 7377H4

Difficulty date
July 5, 2021
Submitted
August 11, 2021
Operation
Air carrier
Aircraft
N411WN
Make and model
Boeing 7377H4
Aircraft serial
29821
Aircraft time
66,572 hours, 39,411 cycles
Part
Frame
Condition
Cracked
Location
Bs 312
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 FRAME BS 312 AT LH UPPER CORNER CUT OUT AT PASSENGER CABIN ; 2021-311623 / [01] TOOL USED EDDY CURRENT INSTRUMENT P/N NORTEC500D S/N N500X12101V022236 DUE DATE: 02-JUN-22.; [02] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112031023; DUE DATE: 22-JAN-22. TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112820025; DUE DATE: 22-JAN-22.; [03] PERFORMED REPAIR ON FRAME 312 I.A.W SRM B737-700 53-10-07-2R-1; [04] PERFORMED REPAIR ON FRAME 312 I.A.W B737-700 SRM 53-10-07-2R-1; COMPLETED RII INSPECTION

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