Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
November 27, 2021
Submitted
December 27, 2021
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
58,698 hours, 34,771 cycles
Part
Intercostal
Condition
Cracked
Location
Cabin
Stage of operation
UK
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

CRACKED CABIN INTERCOSTAL; BS 270-277; BL 0; WL 208 (MARKED) ; / [01] REMOVED DAMAGED INTERCOSTAL FROM BS 270 TO BS 277 ; BL 0 ; WL 208 IAW B737 SRM 51-40-02-0G-0.; [02] CRACK FOUND ON CABIN INTERCOSTAL; BS270-BS277; BL0;WL208; FOUND TO BE OUT OF LIMIT DUE TO NO LIMITS ON SRM PART WILL BE REPAIRED BY REPLACEMENT IAW SRM 51-10-02-0G-0; PAR. 9.C.; [03] LOCATED AND DRILLED NEW INTERCOSTAL; BS270-BS277; BL0; WL 208;ITEM 141A5211U2 LOT #1475889-1; IAW SRM 51-40-05-0G-0 AND DWG# 141A5210; OK TO INSTALL.; [04] VERIFIED CORRECTIVE ACTIONS 2 AND 3. OKAY TO INSTALL; [05] INSTALLED NEW CABIN INTERCOSTAL; BS270-BS277; BL0; WL208; IAW SRM 51-40-02-0G-0 AND DWG#141A5210; [06] VERIFIED CORRECTIVE ACTION 5; [07] VERIFIED JOB C

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