Service difficulty report · Intercostal · Boeing 737752

Difficulty date
July 17, 2025
Submitted
August 21, 2025
Operation
Air carrier
Aircraft
N7843A
Make and model
Boeing 737752
Aircraft serial
35786
Aircraft time
59,381 hours, 32,137 cycles
Part
Intercostal
Condition
Corroded
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

CORROSION WEB - INTERCOSTAL AT LEVEL OF RBL 13.84 AND BTW BS 727A AND 727B AFT CARGO COMPARTMENT. REPLACED WEB-INTERCOSTAL IAW SRM 51-10-02-0G-0, PARAGRAPH 9, AND SRM 51-40-02-0G-0,;DWG 146A7500, SHEET 86, REV A