Service difficulty report · Frame · Boeing 7377H4

Difficulty date
March 14, 2023
Submitted
April 17, 2023
Operation
Air carrier
Aircraft
N221WN
Make and model
Boeing 7377H4
Aircraft serial
34259
Aircraft time
58,906 hours, 34,822 cycles
Part
Frame
Condition
Cracked
Location
Zn 100 Fus Lower
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 ON BS 947.5 AT LBL 8.1 AFT CARGO COMPARTMENT 2023-185388<[01] REPLACED FRAME LOCATED ON BS947.5 BTW STR23L TO STR23R AT AFT CARGO COMPARTMENT I.A.W. B737-700 SRM 51-10-02 ITEM 9 AND SRM 51-40-02 AND DWG 147A1047 SHEET 107 REV. - AND DWG 147A0040 SHEET 42 REV. A AND DWG 147A0002 SHEET 104 REV. - AND SHEET 115 REV. - AND DWG 147A7410 SHEET 1 REV. E. <BR>CRACK LENGTH: 0.385? TOOL USED CALIPER P/N: 8647A42 S/N: B22058409 DUE DATE: 27/AUG/23<BR><BR>SEE INDIVIDUAL SIGN-OFF BELOW;[02] TASK CARD COMPLETE AND CERTIFIED AS RII.<BR><BR><BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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