Service difficulty report · Intercostal · Boeing 757231

Difficulty date
October 2, 2019
Submitted
October 4, 2019
Operation
Air carrier
Aircraft
N705TW
Make and model
Boeing 757231
Aircraft serial
28479
Aircraft time
81,874 hours, 20,897 cycles
Part
Intercostal
Condition
Cracked
Location
Bs 680
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

(AIRCRAFT 6811, L/P 1297476) CRACKED INTERCOSTAL STA 680 IN PROYECTION STRINGER 12LH (BESIDE L2 DOOR) AT PAX CABIN. SUMMARY OF NRC 00702 (CRACK WITH 1.100" LENGTH ) INTERCOSTAL WAS REPLACED PER B757-200 SRM 51-40-02 PAR 4 AND 7 AND DWG 143N8334, REV. M.