SDR ASAA2015031711267

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: 655486217
Condition: Corroded
Location: Bs 1030
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

AFT PRESSURE BULKHEAD INTERCOSTAL CORRODED BS 1030, LBL 16 - LBL 27, WL 210. ACFT GROUNDED. R & R AFT PRESSURE BULKHEAD AT BS 1030, LBL 16 - LBL 27, PN 149A2261Y15, PO: 834948.1 INTERCOSTAL IAW SRM 51-40-02 AND DWG 148A0922, SHT 0011. ISSUED ME-04 ASA-609-0732 FOR USE OF PN 149A2261T15 ON AC 609AS, DOT REMOVED.