Service difficulty report · Cargo Track · Boeing 737990ER

Difficulty date
July 5, 2021
Submitted
July 20, 2021
Operation
Air carrier
Aircraft
N492AS
Make and model
Boeing 737990ER
Aircraft serial
44110
Aircraft time
20,808 hours, 6,661 cycles
Part
Cargo Track
Part number
143A7501104
Condition
Corroded
Location
Bs 500g-500l
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

FWD CARGO PIT TRACK TIE-DOWN STA 500L RBL 14 CORRODED AROUND FASTERNER HOLE. GROUNDED - YES. PERFORMED SURFACE BLEND REMOVED CORROSION FOUND TO BE OUT OF LIMITS, CUT OUT TRACK FROM 500G+10 TO 500L TO REMOVE DAMAGED AREA FRABRICATED NEW REPAIRE SPLICE AND TRACK INSTALLED AND RESTORED FINISH ON FWD CARGO TRACK RBL 14 IAW B737-900 SRM 53-00-53-2R-3W 1" O .070 R 0 L 1" D 0.070.