Service difficulty report · Intercostal · Boeing 7377Q8

Difficulty date
March 14, 2022
Submitted
April 13, 2022
Operation
Air carrier
Aircraft
N7877H
Make and model
Boeing 7377Q8
Aircraft serial
29359
Aircraft time
50,381 hours, 27,028 cycles
Part
Intercostal
Condition
Cracked
Location
Cabin
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 PASSENGER CABIN INTERCOSTAL AT LBL 11 BS 344+5; BS 344+9. / [01] EVALUATED CRACK ON PASSENGER CABIN INTERCOSTAL LBL 11 BS344+5'' BS344+9'' AND NO FOUND ALLOWABLE DAMAGE ON SRM DATA; PART REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 PART 9C.;[02] REMOVED INTERCOSTAL AT PASSENGER CABIN AT LBL 11 BETWEEN BS 344 TO BS 364 PER SRM 51-40-02;[03] LOCATED AND DRILLED NEW INTERCOSTAL AT LBL 11 BETWEEN BS 344 TO BS 360 PER SRM 51-40-05 AND DWG141A5400; OK TO INSTALL 2EA INTERCOSTAL;[04] VERIFIED CORRECTIVE ACTION #3<BR>OK TO INSTALL GIVEN;[05] INSTALLED INTERCOSTAL AT PASSENGER CABIN AT LBL 11 BETWEEN BS 344 TO BS 364 PER SRM 51-40-02 AND DWG 141A5400;[06] ALL WORK COMPLETED;[07] VERIFIED ITEM 5;6 CORRECTIVE ACTIONS.;[08] UPDATED MEASUREMENTS;[09] VERIFIED CORRECTIVE ACTION 7 AND 8

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