SDR ASAA2015031711260

Service difficulty report · Intercostal · Boeing 737790

Difficulty date: March 17, 2015
Submitted: April 9, 2015
Operation: Air carrier
Aircraft: N609AS
Make and model: Boeing 737790
Aircraft serial: 29752
Aircraft time: 52,237 hours, 23,646 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Part number: 655486224
Condition: Corroded
Location: Bs 1024
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

AFT PRESSURE BULKHEAD INTERCOSTAL CORRODED BS 1024, RBL 27-RBL 48, WL 210. ACFT GROUNDED. R & R INTERCOSTAL, PN 148A2261Y24, PO: 834966.1 ON THE AFT PRESSURE BULKHEAD AT BS 1024, RBL 27-RBL 48, WL 210 IAW EA 700-53EA-14839, REV NEW AND REO-G18810, REV A, DOT REMOVED.