Service difficulty report · Intercostal · Boeing 73776Q

Difficulty date
April 18, 2023
Submitted
May 31, 2023
Operation
Air carrier
Aircraft
N7815L
Make and model
Boeing 73776Q
Aircraft serial
30288
Aircraft time
60,418 hours, 35,015 cycles
Part
Intercostal
Part number
UNKNOWN
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 ON INTERCOSTAL-WEB LOCATED ON FLOOR STRUCTURE BTW BS 927 TO BS 947 AT LEVEL STR 25R AT AFT CARGO COMPARTMENT 2023-258065<[01] REPLACED INTERCOSTAL-WEB AND CLIP (2E/A) LOCATED ON FLOOR STRUCTURE BTW BS 927 TO BS 947 AT LEVEL STR 25R AT AFT CARGO COMPARTMENT AND FASTENERS IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG 147A7500; SHEET 20 AND REV -:; SEE INDIVIDUAL SIGN-OFF BELOW;[02] TASK CARD COMPLETED <BR>REPLACED INTERCOSTAL-WEB AND CLIP (2E/A) LOCATED ON FLOOR STRUCTURE BTW BS 927 TO BS 947 AT LEVEL STR 25R AT AFT CARGO COMPARTMENT AND FASTENERS IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG 147A7500; SHEET 20 AND REV -:; SEE INDIVIDUAL SIGN-OFF BELOW<BR>RII

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