Service difficulty report · Transition Panel · Boeing 737990ER

Difficulty date
February 20, 2024
Submitted
March 7, 2024
Operation
Air carrier
Aircraft
N413AS
Make and model
Boeing 737990ER
Aircraft serial
35205
Aircraft time
40,661 hours, 12,724 cycles
Part
Transition Panel
Part number
146A7502
Condition
Corroded
Location
Bs 727-767
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 CARGO R/H TRANSISION STRAP STA. 727-767 HAS MULTIPLE CORRODED AREAS. GROUNDED - YES. REMOVED CORROSION. ORIGINAL THICKNESS: .040, REMOVED: .040, REMAINING: .00 FOUND TO BE OUT OF LIMITS DUE TO 100% MATERIAL LOSS IAW B737-900 SRM 53-00-53-1A-2. REMOVED AND FABRICATED, ALODINED AND PRIMED NEW AFT CARGO COMPARTMENT R/H TRANSITION STRAP FROM STA. 727-767 AND INSTALLED IAW B737-900 SRM 53-00-53-2R-5. MATERIAL ID: P/N:BAC1496-377 7075 T-62 PO: 1080610.1 TOOL# T82224K CAL DUE: 25/OCT/24.