Service difficulty report · Channel · Boeing 737890

Difficulty date
February 19, 2016
Submitted
March 2, 2016
Operation
Air carrier
Aircraft
N557AS
Make and model
Boeing 737890
Aircraft serial
35176
Aircraft time
37,274 hours, 10,999 cycles
Part
Channel
Part number
143A7501188
Condition
Corroded
Location
Bs 500b-500i
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

FWD CARGO COMPARTMENT RT TRANSITION PANEL HAS SEVERAL AREAS OF CORROSION FROM BS 500B TO BS 500I. ACFT GROUNDED. REMOVED CORROSION FROM BS 500B-500D IAW SRM 53-00-53. ORIGINAL MATERIAL THICKNESS .040, MATERIAL REMOVED .002, AND REMAING .038, FOUND TO BE WITHIN LIMITS IAW SRM 53-00-53 ALODINED AND PRIMED IAW SRM 51-20-01 AND HAS MARKED IAW AMM 51-05-01. REMOVED CORROSION FROM BS 500D-500I IAW SRM 53-00-53, FOUND TO BE OUT OF LIMITS. REMOVED TRANSITION PANEL FROM BS 500B+10-STA 500 IAW SRM 53-0053 AND FABRICATED ZEE CHANNEL SIDEPLATE AND SPLICE SIDEPLATE IAW SRM 53-00-53-2R-5, REPAIR 5 ALODINED AND PRIMED IAW SRM 51-20-01 AND INSTALLED IAW SRM 53-00-53-2R-5, REPAIR 5.