Service difficulty report · Intercostal · Boeing 757224

Difficulty date
October 1, 2025
Submitted
October 6, 2025
Operation
Air carrier
Aircraft
N14118
Make and model
Boeing 757224
Aircraft serial
27560
Aircraft time
98,548 hours, 23,293 cycles
Part
Intercostal
Part number
146N545237
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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

WHILE PERFORMI ING REPAIR FOR NRTN 1333882 DISCOVERED CRACK COMMON TO MATING 14 6N5425-37 INTER COSTAL WEB. REMOVE WEB, REMOVE STIFFENERS COMMON TO WEB, FABRICATE WEB LOCATE DRILL TREAT PRIME REINSTALL ESDR REPORTING REMOVED 02 STIFFENERS AND 02 CLIPS FROM INTRCOSTAL P/N 146N5425- 3 IAW B757-200 SRM 51-40-02-0G-0 STA1420, STR26L, RECEIVED NEW P ART P/N UA-146N5425-37 IAW TRAVELER T/25/183, LOCATED DRILLED NE W WEB IAW SRM 57-40-05-0G APPLIED TREATMENT, PRIMER AND TOPCOAT, INSTALLED 02 EA STIFFENERS AND 02 CLIPS ON WEB IAW B757-200 SRM 5 1-40-02-0G,