Service difficulty report · Channel · Boeing 737990ER

Difficulty date
July 27, 2018
Submitted
August 3, 2018
Operation
Air carrier
Aircraft
N409AS
Make and model
Boeing 737990ER
Aircraft serial
41733
Aircraft time
22,183 hours, 7,346 cycles
Part
Channel
Part number
146A750236
Condition
Punctured
Location
Bs 727h
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 BAY, RT ZEE CHANNEL HAD A PUNCTURE AT BS 727H+12. ACFT GROUNDED. PUNCTURE LARGER THAN .250. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53 4A (Y). REMOVED THE DAMAGED CHANNEL SECTION BS 727H+10 - STA 727J +7 IAW SRM 51-10-02. FABRICATED THE CHANNEL SIDEPLATE AND SPLICES IAW SRM 53-00-53-2R-5, REPAIR 5, FIG 202. INSTALLED THE CHANNEL IAW SRM 53-00-53-2R-5, REPAIR 5.